Side-by-side · Rubric v1.0
Mercer | Mettl vs Personio
Side-by-side scores and evidence under the HireAIScore rubric v1.0. Click a vendor name to jump to the full profile and the cited evidence behind each score.
Export comparison (CSV)Pro→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
Personio
Personio is a European cloud HR platform for small and mid-sized companies that combines an HRIS with recruiting/ATS, time tracking, payroll and an AI assistant, and is adding agentic AI candidate sourcing and application screening through its 2026 acquisition of aurio.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Mercer | Mettl minus Personio.
| Category | Weight | Mercer | Mettl | Personio | Δ |
|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 38 | 40 | -2 |
| Bias Audit Transparency | 18% | 42 | 25 | +17 |
| FRIA Support | 15% | 28 | 30 | -2 |
| Data Governance Disclosure | 15% | 55 | 52 | +3 |
| Human Oversight Design | 12% | 45 | 48 | -3 |
| Post-Market Monitoring | 12% | 38 | 48 | -10 |
| Customer Documentation | 8% | 52 | 50 | +2 |
| Total | 100% | 42 (F) | 40 (F) | +2 |
§ Evidence summary
Evidence count
Mercer | Mettl
14 rows across 7 categories
- documentation
- 7
- absence
- 5
- public statement
- 2
Evidence count
Personio
20 rows across 7 categories
- documentation
- 11
- absence
- 8
- public statement
- 1