§ The result
2 points separate Vincere and Mercer | Mettl.
Vincere (ATS-integrated) edges Mercer | Mettl (Assessment) by 2 points under rubric v1.0, 44 to 42. The 7 criteria split 5 to 1 in favour of Vincere, with 1 level: Vincere is ahead on Article 11 Technical Documentation and Mercer | Mettl on Bias Audit Transparency. The widest raw gap and the heaviest weighted swing are the same criterion, Bias Audit Transparency, and Mercer | Mettl holds it (Mercer | Mettl 42, Vincere 18, 18% weight), worth 100% of the weighted advantage Mercer | Mettl builds across the 1 criterion it leads.
Vendor profile
Mercer | Mettl
Mercer | Mettl is an online talent assessment and remote-proctoring platform offering psychometric, aptitude, coding, and skills tests plus AI-assisted exam proctoring and scoring for hiring, certification, and L&D.
Vendor profile
Vincere
Access Vincere Evo is a recruitment-agency CRM and ATS from The Access Group whose Copilot AI scores candidates against a job on a 1-5 star scale, ranks the closest matches from the agency database, and generates job ads, candidate summaries and screening chatbots.
§ The record
Mercer | Mettl is filed under Assessment AI, Vincere under ATS-integrated AI. They also share 1 secondary category: Screening.
Both are in scope of NYC LL 144, Illinois HB 3773, EU AI Act and Colorado AI Act. Only Mercer | Mettl is in scope of Mobley v. Workday.
| Record | Mercer | Mettl | Vincere |
|---|---|---|
| Price tier | Mid | Mid |
| Headquarters | IN | GB |
| Founded | 2010 | 2012 |
§ What decides it
The criteria that move the gap, heaviest swing first.
18% weight · 38% of the movement so far
Bias Audit Transparency
Mercer | Mettl 42 · Vincere 18
4.3 weighted points to Mercer | Mettl
20% weight · 68% of the movement so far
Article 11 Technical Documentation
Mercer | Mettl 38 · Vincere 55
3.4 weighted points to Vincere
15% weight · 82% of the movement so far
FRIA Support
Mercer | Mettl 28 · Vincere 38
1.5 weighted points to Vincere
12% weight · 92% of the movement so far
Human Oversight Design
Mercer | Mettl 45 · Vincere 55
1.2 weighted points to Vincere
8% weight · 98% of the movement so far
Customer Documentation
Mercer | Mettl 52 · Vincere 60
0.6 weighted points to Vincere
12% weight · 100% of the movement so far
Post-Market Monitoring
Mercer | Mettl 38 · Vincere 40
0.2 weighted points to Vincere
Weighted delta is the raw difference times the criterion weight, so the 6 figures above sum to -2.7 — the difference between the two totals before either is rounded. Shares are of 11.3 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads -2 beside that -2.7.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Mercer | Mettl minus Vincere.
| Category | Weight | Mercer | Mettl | Vincere | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 38 | 55 | -17 | -3.4 |
| Bias Audit Transparency | 18% | 42 | 18 | +24 | +4.3 |
| FRIA Support | 15% | 28 | 38 | -10 | -1.5 |
| Data Governance Disclosure | 15% | 55 | 55 | - | - |
| Human Oversight Design | 12% | 45 | 55 | -10 | -1.2 |
| Post-Market Monitoring | 12% | 38 | 40 | -2 | -0.2 |
| Customer Documentation | 8% | 52 | 60 | -8 | -0.6 |
| Total | 100% | 42 (F) | 44 (F) | -2 | -2.7 |
§ Evidence
Cited sources and documented absences, criterion by criterion.
An absence is a finding, not a blank: the reviewer looked for a named artefact and recorded that it is not located. Where a source sits is a fact about hosting only.
| Criterion | Weight | Mercer | Mettl | Vincere | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 2 | 1 | Sources on the vendor's own domain | 4 | 1 | Sources on the vendor's own domainSources on a separate domain |
| Bias Audit Transparency | 18% | 0 | 1 | — | 3 | 1 | Sources on the vendor's own domain |
| FRIA Support | 15% | 1 | 1 | — | 2 | 1 | Sources on a separate domain |
| Data Governance Disclosure | 15% | 2 | 0 | Sources on the vendor's own domain | 6 | 0 | Sources on the vendor's own domainSources on a separate domain |
| Human Oversight Design | 12% | 2 | 0 | Sources on the vendor's own domain | 5 | 0 | Sources on the vendor's own domainSources on a separate domain |
| Post-Market Monitoring | 12% | 1 | 1 | Sources on the vendor's own domain | 3 | 1 | Sources on the vendor's own domainSources on a separate domain |
| Customer Documentation | 8% | 1 | 1 | Sources on the vendor's own domain | 4 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 9 | 5 | Sources on the vendor's own domain | 27 | 5 | Sources on the vendor's own domainSources on a separate domain |
Mercer | Mettl has 14 evidence rows across 7 of 7 criteria — 9 with a source URL, 5 documented absences; Vincere has 32 evidence rows across 7 of 7 criteria — 27 with a source URL, 5 documented absences; some documentation or audit rows for Vincere sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 46 evidence rows on file for these two vendors: 14 for Mercer | Mettl, across 2 distinct source domains, and 32 for Vincere, across 3 distinct source domains.
- Rubric
- v1.0
- Mercer | Mettl last reviewed
- June 7, 2026 · HireAIScore editorial team
- Vincere last reviewed
- September 25, 2026 · HireAIScore editorial team
HireAIScore scores are editorial research, not legal advice, and no vendor pays for placement, scoring or removal — see the methodology, conflicts policy and terms.
§ Where next