GITNUXSOFTWARE REVIEW
Cybersecurity & Information SecurityTop 10 Best Hard Disk Diagnostic Software of 2026
Editorial roundup of top hard disk diagnostic software options, covering features, use cases, and tradeoffs for IT and PC troubleshooting.
How we ranked these tools
Vendors set the topic, but our editors set the inclusion criteria and the evaluation framework before research starts.
Agents extract product evidence with provenance, then collect written reviews and transcribe video reviews and podcasts.
Framework: Features 40% · Ease 30% · Value 30%
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Samsung Magician is the best pick for Windows users managing Samsung SSDs because it wraps Samsung-drive SMART self-tests and health scan workflows into one guided interface, while Hard Disk Sentinel fits storage admins who want ongoing fleet monitoring with scheduled diagnostics and threshold-driven alerts.
Editor’s top 3 picks
Three quick recommendations before you dive into the full comparison below — each one leads on a different dimension.
Samsung Magician
Samsung Magician can run Samsung-drive oriented SMART self-tests and surface scan workflows from one Windows UI.
Best for: Fits when teams need Samsung SSD diagnostics from a Windows workstation with guided scans and test controls.
Hard Disk Sentinel
Editor pickDiagnostic test scheduling with persistent health trends and threshold events designed to support proactive failure investigation.
Best for: Fits when storage admins need ongoing SMART monitoring plus periodic offline diagnostics for small-to-mid fleets.
GSmartControl
Editor pickDirect SMART self-test control with live progress and results collection inside one drive view.
Best for: Fits when teams need local SMART triage, quick self-test runs, and exportable health snapshots.
Comparison Table
Samsung Magician
hardware vendorSamsung SSD management and diagnostic software for health checks and optimization.
Samsung Magician can run Samsung-drive oriented SMART self-tests and surface scan workflows from one Windows UI.
Samsung Magician targets Samsung SSD diagnostics on Windows, with health reporting, firmware details, and guided test workflows tied to Samsung drives. It provides SMART monitoring views, SMART self-test controls, and a surface scan option focused on storage health symptoms.
The tool also supports drive management tasks like secure erase preparation and firmware update prompting when the connected SSD allows it. Integration is mostly local desktop usage with vendor-specific command support rather than enterprise orchestration.
- +Samsung-focused health dashboard with SMART log viewing
- +Guided SMART self-test and status interpretation for Samsung SSDs
- +Surface scan workflow for detecting read stability issues
- +Firmware and secure erase related utilities for supported models
- –Limited cross-vendor coverage for non-Samsung SSDs
- –No documented enterprise API or automation interface for fleets
- –Workflow coverage varies by SSD model generation and feature set
- –Hardware access is Windows-first and requires local execution
Best for: Fits when teams need Samsung SSD diagnostics from a Windows workstation with guided scans and test controls.
Hard Disk Sentinel
SMBDisk health monitoring and diagnostic software for HDD, SSD, and NVMe drives.
Diagnostic test scheduling with persistent health trends and threshold events designed to support proactive failure investigation.
Hard Disk Sentinel focuses on continuous SMART-based health monitoring plus actionable drive testing across SATA and many USB attached disks. It reports health status with threshold handling, surface and read-error related diagnostics, and scheduled background checks for trend tracking.
The tool also supports NVMe SMART log reading and can run tests offline to reduce interference with normal usage. Monitoring outputs are designed for long-term retention and for producing diagnostic reports when failures or threshold exceedance events occur.
- +SMART health monitoring with threshold-aware status and trend reporting
- +Scheduled background diagnostics for unattended drive fleet checks
- +Offline surface and read-focused tests for clearer fault isolation
- +NVMe health log monitoring for mixed SATA and NVMe environments
- –Deeper configuration and test scheduling takes more setup time
- –Automation and API access are limited compared with full IT monitoring stacks
- –Some advanced workflows depend on platform permissions and disk access mode
- –Reporting detail can be harder to normalize across heterogeneous drive models
Best for: Fits when storage admins need ongoing SMART monitoring plus periodic offline diagnostics for small-to-mid fleets.
GSmartControl
technicalGraphical front end for SMART monitoring and self-tests on storage devices.
Direct SMART self-test control with live progress and results collection inside one drive view.
GSmartControl runs S.M.A.R.T. collection and self-test workflows to help surface drive health and failure signals from a local desktop or server. The tool provides per-drive status views, SMART attribute snapshots, and log display suitable for incident triage and maintenance records.
It also supports initiating and monitoring built-in SMART self-tests for ATA and many NVMe devices via their SMART log pages when the drive reports them through standard mechanisms. Diagnostic output is exportable so it can be stored alongside other operational evidence for later comparison.
- +Built-in SMART self-test start and progress monitoring per detected drive
- +Per-drive SMART attribute table with raw and normalized value display
- +Exportable SMART reports for storing triage evidence and baselining
- +Supports multiple interfaces through common ATA and SCSI inquiry paths
- –Limited surface scanning and no built-in sector-level imaging workflow
- –Automation is limited to manual operation and lacks an admin dashboard
- –NVMe visibility depends on what SMART log pages the drive exposes
- –Requires local host access to run commands and read device logs
Best for: Fits when teams need local SMART triage, quick self-test runs, and exportable health snapshots.
DiskGenius
SMBDiskGenius checks bad sectors and SMART status while also supporting partition, file system, and disk recovery tasks.
Sector-level imaging and cloning for recovery use cases is integrated alongside partition and boot-sector repair.
DiskGenius targets local-drive troubleshooting where direct disk access matters, because it includes partition and boot-sector repair, disk cloning, and sector-level file extraction workflows. SMART data inspection and test execution are built into the same interface as partition management, so diagnosis can move into remediation without switching tools. It also supports imaging reads at the sector level, which helps when copying data off degraded drives rather than mounting volumes first.
- +Includes SMART inspection and repair-oriented partition workflows in one tool
- +Sector-level imaging and cloning support data extraction from unstable drives
- +Partition table and boot sector reconstruction tools cover common boot paths
- +Offers targeted file system integrity checks after volume-level damage
- –Advanced repair actions can cause irreversible damage if targets are misselected
- –Automating repeat diagnostics across many drives needs external workflow design
- –Surface scanning depth and duration can be time heavy on large disks
- –Cross-platform deployment is limited because workflows are centered on Windows
Data recovery technicians
Clone failing disks for extraction
More data survives read instability
IT administrators
Validate drive health before remediation
Lower risk of premature replacement
Show 2 more scenarios
Help desk operators
Repair boot failures on local drives
More systems boot successfully
Boot sector reconstruction and boot-path repair tools address common startup corruption patterns.
Storage break-fix engineers
Scan and isolate failing regions
Better defect-aware recovery planning
Surface scan workflows help identify problematic areas for later file-level recovery choices.
Best for: Fits when technicians need SMART diagnosis, sector imaging, and boot repair inside one workstation workflow.
SpinRite
vertical specialistSpinRite performs sector-level read testing and recovery-oriented maintenance on magnetic hard disks.
Sector-level read retry with escalating pass behavior designed to re-read marginal areas beyond normal OS reads.
SpinRite by grc.com is a low-level disk maintenance utility that focuses on reading and retrying marginal sectors to improve recoverability. It runs as a bootable, standalone diagnostic and repair workflow that does not depend on an existing operating system environment.
- +Bootable workflow reduces reliance on a functioning OS
- +Focused sector reading and retry logic targets marginal media
- +Operator-visible progress reporting supports on-site decision making
- +Works when standard SMART checks do not describe unreadable regions
- –Long runtime risk increases exposure during a failing drive event
- –Limited modern storage coverage for NVMe health telemetry workflows
- –No automation hooks for batch diagnostics across drive inventories
- –Repair outcomes vary and there is no guaranteed file system reconstruction
Best for: Fits when technicians need an offline, sector-focused read retry workflow to attempt data salvage from unstable drives.
DiskCheckup
SMBSMART monitoring tool for tracking hard drive health and predicted failures.
DiskCheckup’s vendor-variant SMART attribute normalization makes health interpretation consistent across drive models.
DiskCheckup provides a workflow that starts with SMART log collection and then links key indicators like reallocated sector count, pending sector-related SMART attributes, and error counters to a status view. Configuration supports baseline comparisons across drives of the same model by grouping devices and capturing snapshots over time. Diagnostic output is structured for reporting, including a consolidated view of issues found during a run and an exportable report for record keeping.
- +SMART monitoring with configurable thresholds and clear status mapping
- +Scheduled drive polling supports recurring fleet diagnostics
- +Report output supports audit-style review and historical archiving
- +Handles vendor-specific SMART attribute layouts for mixed-drive fleets
- –Limited emphasis on disk throughput benchmarking versus diagnostics
- –Requires careful threshold tuning to avoid alert fatigue
- –Offline imaging and advanced repair workflows are not core strengths
- –Large fleets may need operator discipline for consistent device grouping
IT operations teams
Monthly disk health monitoring for servers
Faster identification of failing drives
Storage support technicians
Triage drives with rising read failures
Clear go/no-go decision
Show 1 more scenario
Data center admins
Fleet-wide baseline tracking by model
Earlier failure risk stratification
Groups similar drives and compares snapshots to spot trend deviations.
Best for: Fits when fleet admins need repeatable SMART-driven diagnostics and reporting.
Victoria
technicalDisk testing and low-level diagnostic utility for hard drives and SSDs.
Offline diagnostic reporting that standardizes SMART and self-test evidence for consistent drive comparisons.
Victoria is built around collecting SMART self-test and SMART data in a way that supports failure risk stratification during incident response. It presents SMART attribute information with normalization across vendor formats and flags threshold exceedance patterns that correlate with mechanical failure prediction. The workflow supports an offline surface scan style investigation that helps explain read stability issues rather than only reporting health status. It produces a diagnostic report suitable for sharing across support shifts and for comparing results across repeated attempts.
- +Offline evidence collection reduces OS interaction during diagnostics
- +SMART normalization helps interpret vendor-specific attribute formats
- +Diagnostic report output supports incident documentation and comparisons
- +Self-test result review speeds up mechanical failure triage
- –Not designed for detailed disk benchmarking or throughput profiling
- –Offline workflows can slow high-volume, time-critical checks
- –Limited depth for advanced controller-level interface error analysis
IT support engineers
Triage suspected drive failure after crashes
Faster root-cause decision
Storage operations teams
Validate RAID member health before rebuild
Lower rebuild failure risk
Show 2 more scenarios
Field technicians
Diagnose drives in systems without access
Actionable evidence for RMA
Run offline drive inspection and export findings for remote escalation workflows.
Data center shift leads
Batch inventory for failing batches
Clearer replacement prioritization
Produce consistent reports to spot threshold exceedance patterns across many drives.
Best for: Fits when support teams need offline SMART-based failure triage and reportable evidence for incidents.
HDAT2
vertical specialistHDAT2 is a bootable low-level utility for ATA, ATAPI, and storage-device diagnostics.
Defect list extraction and analysis workflows designed for sector-level remediation scenarios.
HDAT2 is hard disk diagnostic software that focuses on direct drive command workflows and offline-style health and surface testing. It is built around low-level interaction with SATA and many older drive generations, including SMART collection, error testing, and sector-level inspection workflows.
- +Direct, menu-driven drive diagnostics with strong low-level visibility
- +Supports SMART data reads and targeted attribute and test workflows
- +Includes surface inspection and defect mapping oriented test modes
- +Works well in standalone repair workflows without a server dependency
- –Limited automation and no API surface for inventory or batch runs
- –Result interpretation relies heavily on manual operator judgment
- –Automation, scheduling, and reporting exports are not geared for governance
- –Controller, passthrough, and interface limitations can block full access
Best for: Fits when technicians need offline-style SMART capture and surface testing on SATA drives during incident response.
Kingston SSD Manager
hardware vendorSSD monitoring and diagnostic software for supported Kingston drives.
Firmware-focused management for Kingston SSDs from within one health-and-maintenance workflow.
Kingston SSD Manager focuses on Kingston-branded SSDs with a drive-aware workflow that pairs health and firmware maintenance. The tool runs SMART passthrough style health checks and exposes key device attributes used for capacity and wear-related status reporting.
- +Kin gston-specific drive detection that reduces user error during maintenance
- +SMART passthrough style health visibility for selected drives without extra tooling
- +Firmware-centric workflow keeps remediation steps close to the status view
- +Simple UI for common SSD status checks and attribute snapshots
- –Limited to Kingston SSDs, which blocks mixed-vendor diagnostics
- –No full surface imaging or sector-level imaging workflow
- –No disk-to-image cloning workflow for migration or forensic capture
- –Lacks documented automation hooks for batch inventory and reporting
Best for: Fits when Kingston SSD fleets need quick health checks and vendor-aligned firmware maintenance.
HDDScan
SMBHDDScan reads SMART data and runs surface, read, erase, and conveyance tests on HDDs and SSDs.
Interactive surface scan plus targeted read error profiling driven from a single GUI session for specific device targets.
HDDScan runs interactive and scripted diagnostics for SATA and NVMe drives, with surface scan, SMART reads, and manufacturer command tests. The tool focuses on low-level read error behavior by scheduling targeted scan profiles like sequential surface reads and extended test types.
- +Surface scan workflow with selectable test depth per device
- +SMART attribute snapshot reading for both basic status and failing flags
- +Vendor command style tests via ATA pass-through style operations
- +Result logs are tied to each executed diagnostic run
- –Automation and batch inventory require external scripting rather than built-in orchestration
- –Reliability of command passthrough varies with controller and drive bridge firmware
- –NVMe coverage is narrower than mature vendor tools for health telemetry
- –Large scans can take a long time without fine-grained scheduling controls
Best for: Fits when technicians need repeatable, interactive surface and SMART diagnostics for mixed SATA and NVMe drives.
Conclusion
After evaluating 10 hard disk diagnostic software, Samsung Magician stands out as our overall top pick — it scored highest across our combined criteria of features, ease of use, and value, which is why it sits at #1 in the rankings above.
Use the comparison table and detailed reviews above to validate the fit against your own requirements before committing to a tool.
How to Choose the Right Hard Disk Diagnostic Software
Hard disk diagnostic software is used to verify drive health, interpret SMART evidence, and run targeted scans when systems show read failures, SMART threshold exceedance, or unstable access patterns. This buyer's guide covers DiskGenius, Victoria, DiskCheckup, Hard Disk Sentinel, GSmartControl, Samsung Magician, Kingston SSD Manager, SpinRite, HDDScan, and HDAT2 for workstation and incident-response workflows.
The top-ranked option in this set is DiskGenius because it combines SMART inspection with sector-level imaging and cloning alongside boot and partition repair workflows in one workstation flow. The remaining tools split toward offline SMART evidence, scheduled monitoring, interactive surface scans, or vendor-specific health controls for Samsung and Kingston SSDs.
Hard Disk Diagnostic Software for SMART evidence, offline triage, and repair-ready scans
Hard disk diagnostic software runs SMART log reading, SMART self-test control, and surface scan routines to produce failure evidence for triage and repair decisions. Many tools also capture normalized SMART outputs for consistent comparisons across drives and vendors, with Victoria and DiskCheckup focusing on repeatable SMART-driven diagnostics and reportable evidence.
Some workflows center on proactive monitoring and scheduling for small-to-mid fleets, which is why Hard Disk Sentinel emphasizes persistent health trends and threshold events. Recovery and repair-focused teams often rely on DiskGenius because it integrates sector-level imaging and cloning with partition and boot-sector repair actions in the same workstation sequence.
Diagnostic workflows, evidence quality, and repair readiness that match the failure type
Hard disk diagnostic software earns its place when it can collect failure evidence in the same workflow that reaches the next repair decision, like cloning from marginal media or capturing SMART and self-test proof for an incident record. Tools differ most by whether they stay in SMART interpretation and offline reporting or they execute sector-level imaging and recovery actions that change disk state.
Sector-level imaging and cloning tied to repair workflows
DiskGenius integrates sector-level imaging and cloning next to partition and boot repair workflows, so the evidence-to-action path stays inside one workstation. SpinRite also supports a sector-focused read retry workflow, but it does not provide the same repair-and-clone workflow integration for partition and boot-level recovery.
Offline SMART evidence capture with consistent interpretation
Victoria focuses on offline diagnostic reporting that standardizes SMART and self-test evidence for consistent drive comparisons. DiskCheckup also normalizes vendor-variant SMART attributes, but it emphasizes recurring fleet diagnostics and threshold-driven status mapping rather than offline evidence packaging.
Scheduled monitoring with persistent trends and threshold events
Hard Disk Sentinel adds diagnostic scheduling with persistent health trends and threshold events for proactive failure investigation. Victoria and GSmartControl support manual or offline-style triage workflows, but they do not center ongoing scheduled trend tracking for unattended fleet checks.
Interactive surface scans with targeted read error profiling
HDDScan provides an interactive surface scan workflow with targeted read error profiling from a single GUI session for selected device targets. DiskGenius includes imaging and cloning for unstable drives, but it is built around recovery-ready repair steps rather than a technician-led interactive surface scan session for error profiling.
Vendor-aligned health control for Samsung and Kingston SSDs
Samsung Magician runs Samsung-drive oriented SMART self-tests and surface scan workflows from a Windows UI for guided Samsung SSD diagnostics. Kingston SSD Manager focuses on Kingston SSD fleet maintenance and includes health visibility shaped by Kingston-specific drive detection, which blocks mixed-vendor coverage.
Defect list extraction for sector remediation scenarios on SATA
HDAT2 emphasizes defect list extraction and analysis workflows suited to sector-level remediation scenarios on SATA drives. DiskGenius can image sectors for extraction, but HDAT2’s strongest value is in low-level defect list handling and targeted remediation workflows rather than cloning-centric recovery.
Choose by workflow control: evidence-first triage, scheduled monitoring, interactive scanning, or repair-ready recovery
Selection should start from the next action after a diagnostic run, because some tools stop at health interpretation while others proceed to imaging, cloning, partition repair, or boot repair. The right choice changes the failure response time, since repeating diagnostics across multiple tools adds operator steps and increases drive stress during marginal media access.
If the job requires sector imaging or cloning before repair, pick a recovery-first workstation
Choose DiskGenius when the workflow must combine SMART diagnosis with sector-level imaging and cloning alongside partition and boot repair steps. Choose SpinRite only when the priority is a bootable sector read retry approach for marginal areas without needing integrated partition and boot repair in the same flow.
If incident evidence must be standardized offline, choose offline reporting
Pick Victoria when the requirement is offline diagnostic reporting that standardizes SMART and self-test evidence for repeatable incident comparisons without relying on OS interaction during the run. Pick DiskCheckup when the requirement includes scheduled drive polling with vendor-variant SMART normalization and threshold-based status mapping for fleet recurrence.
If unattended fleet diagnostics and trend tracking matter, choose scheduled monitoring
Select Hard Disk Sentinel when persistent health trends and threshold-aware status with scheduled background diagnostics are needed for unattended small-to-mid fleets. Select GSmartControl when the priority is per-drive local SMART self-test control with live progress and quick exportable snapshots rather than scheduled fleet monitoring.
If technicians need interactive surface scan sessions, choose guided scan controls
Choose HDDScan when interactive surface scan depth selection and targeted read error profiling are the primary troubleshooting workflow. Choose DiskGenius when technicians also need imaging and cloning outcomes inside the same workstation flow after scan results.
If the fleet is vendor-locked to Samsung or Kingston SSDs, pick vendor-aligned utilities
Choose Samsung Magician when Samsung SSD diagnostics must be driven from one Windows UI with guided SMART self-tests and Samsung-focused health dashboards. Choose Kingston SSD Manager when quick health checks and Kingston-aligned maintenance must reduce user error during SSD maintenance tasks.
If SATA incident response demands defect list workflows, choose defect-oriented tools
Pick HDAT2 when the response requires defect list extraction and analysis designed for sector remediation scenarios on SATA drives. Choose DiskGenius when the incident response also needs sector imaging and cloning plus partition and boot repair steps as a follow-through.
Which teams get the most diagnostic value from these tools
Hard disk diagnostic software matches teams by how they document failures, how they schedule runs, and how far they go into repair actions after SMART evidence. Tools that lead to imaging and cloning work better for incident recovery teams than for purely preventive monitoring programs.
Incident-response technicians recovering data from unstable or failing drives
DiskGenius supports sector-level imaging and cloning paired with partition and boot repair workflows, which fits recovery decisions after marginal media reads. SpinRite supports a bootable sector read retry workflow for marginal areas when OS reliability is already compromised.
Support and reliability teams needing offline, repeatable SMART evidence for cases
Victoria provides offline diagnostic reporting that standardizes SMART and self-test evidence for consistent drive comparisons across incidents. DiskCheckup adds vendor-variant SMART normalization plus scheduled polling for recurring diagnostics that feed evidence and threshold decisions.
Storage admins managing ongoing health trend visibility for small-to-mid fleets
Hard Disk Sentinel centers scheduled background diagnostics with persistent health trends and threshold events for proactive failure investigation. GSmartControl supports hands-on per-drive SMART self-test runs with live progress and exportable snapshots for shorter-cycle troubleshooting.
Technicians performing interactive surface scan investigations across SATA and NVMe
HDDScan supports an interactive surface scan workflow with selectable test depth and targeted read error profiling in one GUI session. DiskGenius supports imaging and cloning outcomes, which becomes valuable when scan results must quickly convert into recovery actions.
Teams with Samsung or Kingston SSD fleets that require guided vendor diagnostics
Samsung Magician focuses on Samsung-drive oriented SMART self-tests and surface scan workflows from a Windows UI, which reduces guesswork for Samsung SSD health checks. Kingston SSD Manager is limited to Kingston SSDs, which suits mixed-vendor avoidance when the fleet is Kingston-only.
Common buying and deployment pitfalls when matching tools to failure response workflows
A frequent failure mode is picking a tool that produces health interpretation but does not cover the next required step like defect list remediation, sector imaging, or repair-ready partition and boot actions. Another failure mode is assuming automation exists for fleet operations when the tool’s automation and orchestration surface is limited to manual runs or external scripting.
Selecting an offline SMART tool while still needing sector imaging, cloning, or boot repair in the same workflow
Victoria and GSmartControl can produce SMART and self-test evidence, but they do not include the same integrated sector imaging and cloning plus partition or boot repair workflow provided by DiskGenius.
Assuming a workstation utility can replace scheduled fleet monitoring without extra orchestration
Hard Disk Sentinel provides diagnostic test scheduling and persistent health trends designed for unattended checks, while HDDScan and GSmartControl rely on interactive or manual operation that needs external workflow design for batch inventory.
Running advanced repair actions without strict device target control
DiskGenius includes repair-oriented partition and boot repair workflows, but advanced repair actions can cause irreversible damage if the wrong target is selected, so device targeting discipline is required before making changes.
Buying a vendor-specific SSD utility for a mixed-vendor environment
Samsung Magician centers Samsung SSD coverage and Kingston SSD Manager centers Kingston SSD coverage, which leaves mixed-vendor diagnostics thin without additional tooling for non-matching drives.
Choosing a defect-list oriented SATA tool while the operational outcome requires cloning for unstable media
HDAT2 emphasizes defect list extraction and remediation workflows on SATA, while DiskGenius adds sector-level imaging and cloning for extracting data from unstable drives when cloning is the priority output.
How We Selected and Ranked These Tools
We evaluated each tool on diagnostic workflow coverage, focusing on whether SMART triage leads to actionable outcomes like sector imaging, cloning, defect list extraction, or repair steps. Features accounted for 40% of the ranking since DiskGenius earns its top position by integrating SMART inspection with sector-level imaging and cloning alongside boot and partition repair actions in one workstation flow.
Ease and value each contributed 30% since tools like Victoria and DiskCheckup improve operational consistency through offline reporting and SMART normalization, while tools like Hard Disk Sentinel improve ongoing maintenance through scheduled diagnostics and persistent health trends. We ranked Samsung Magician and Kingston SSD Manager where vendor-specific workflows reduce user error for their respective SSD ecosystems and we penalized limited cross-vendor automation surfaces when fleet coverage requires mixed-model runs.
Frequently Asked Questions About Hard Disk Diagnostic Software
How does DiskGenius handle sector-level imaging and cloning during disk triage?
When is offline-first evidence collection the better choice than running diagnostics on a live OS?
Which tool makes vendor-variant SMART attribute interpretation easier across drive models?
What breaks if a workflow relies only on SMART, without read error profiling or surface scanning?
How does GSmartControl manage initiating SMART self-tests and collecting results?
When should Hard Disk Sentinel be selected for scheduling and trend retention instead of manual checks?
How do SATA command limits and drive generation differences affect HDAT2 workflows?
Where does Samsung Magician fit compared with cross-vendor utilities for health checks and surface scans?
What is the security and admin-control tradeoff between local diagnostic utilities and enterprise audit needs?
Tools reviewed
Primary sources checked during evaluation.
Referenced in the comparison table and product reviews above.
Funding and competing interests
This study was co-funded by several of the vendors assessed in it. No single vendor funded it. Funders could propose the market studied.
They had no role in selecting vendors, setting or weighting criteria, analysing data or drawing conclusions, and they received the same factual-accuracy check as every other vendor assessed.
Market definition, inclusion rules and criteria weights were fixed by an editor before research began and did not change afterwards. Editorial process →
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