§ The result
HiBob leads Arena Analytics by 14 points.
HiBob, filed under ATS-integrated, comes out 14 points above Arena Analytics, filed under Screening: 46 against 32 under rubric v1.0. HiBob leads 6 of the 7 criteria, including Article 11 Technical Documentation, while Arena Analytics leads 1, including Bias Audit Transparency. Even Article 11 Technical Documentation, the widest raw gap and the heaviest weighted swing (Arena Analytics 30, HiBob 55, 20% weight), is only 32% of the weighted advantage HiBob builds across the 6 criteria it leads.
Vendor profile
Arena Analytics
Arena scores job applicants, mainly for healthcare and senior-living employers, on how likely they are to show up and stay in a specific role at a specific location, reroutes and sources candidates it rates likely to be retained, and applies the same outcome models to employee flight risk and internal mobility.
Vendor profile
HiBob
HiBob's Bob is an all-in-one HR platform whose Bob Hiring applicant tracking module uses AI to give each application an explainable match score against recruiter-defined criteria (AI CV Matching) and to draft job descriptions, interview scorecards and candidate emails.
§ The record
Arena Analytics is filed under Screening AI, HiBob under ATS-integrated AI. They record no secondary category in common.
Both are in scope of EU AI Act, NYC LL 144, Colorado AI Act and Illinois HB 3773. Only Arena Analytics is in scope of Mobley v. Workday.
| Record | Arena Analytics | HiBob |
|---|---|---|
| Price tier | Enterprise | Mid |
| Headquarters | US | GB |
| Founded | 2015 | 2015 |
§ What decides it
The criteria that move the gap, heaviest swing first.
20% weight · 30% of the movement so far
Article 11 Technical Documentation
Arena Analytics 30 · HiBob 55
5.0 weighted points to HiBob
12% weight · 48% of the movement so far
Human Oversight Design
Arena Analytics 38 · HiBob 63
3.0 weighted points to HiBob
12% weight · 61% of the movement so far
Post-Market Monitoring
Arena Analytics 28 · HiBob 47
2.3 weighted points to HiBob
15% weight · 75% of the movement so far
Data Governance Disclosure
Arena Analytics 42 · HiBob 57
2.3 weighted points to HiBob
8% weight · 86% of the movement so far
Customer Documentation
Arena Analytics 38 · HiBob 61
1.8 weighted points to HiBob
15% weight · 95% of the movement so far
FRIA Support
Arena Analytics 25 · HiBob 35
1.5 weighted points to HiBob
18% weight · 100% of the movement so far
Bias Audit Transparency
Arena Analytics 25 · HiBob 20
0.9 weighted points to Arena Analytics
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to -15.0 — the difference between the two totals before either is rounded. Shares are of 16.8 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads -14 beside that -15.0.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Arena Analytics minus HiBob.
| Category | Weight | Arena Analytics | HiBob | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 30 | 55 | -25 | -5.0 |
| Bias Audit Transparency | 18% | 25 | 20 | +5 | +0.9 |
| FRIA Support | 15% | 25 | 35 | -10 | -1.5 |
| Data Governance Disclosure | 15% | 42 | 57 | -15 | -2.3 |
| Human Oversight Design | 12% | 38 | 63 | -25 | -3.0 |
| Post-Market Monitoring | 12% | 28 | 47 | -19 | -2.3 |
| Customer Documentation | 8% | 38 | 61 | -23 | -1.8 |
| Total | 100% | 32 (F) | 46 (F) | -14 | -15.0 |
§ 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 | Arena Analytics | HiBob | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 3 | 1 | Sources on a separate domain | 5 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 2 | 1 | — | 3 | 1 | Sources on the vendor's own domain |
| FRIA Support | 15% | 1 | 1 | Sources on the vendor's own domain | 3 | 1 | Sources on the vendor's own domain |
| Data Governance Disclosure | 15% | 6 | 1 | Sources on the vendor's own domain | 4 | 1 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 6 | 1 | Sources on the vendor's own domain | 6 | 1 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 2 | 1 | Sources on the vendor's own domain | 3 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 3 | 1 | Sources on the vendor's own domain | 5 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 23 | 7 | Sources on the vendor's own domainSources on a separate domain | 29 | 7 | Sources on the vendor's own domain |
Arena Analytics has 30 evidence rows across 7 of 7 criteria — 23 with a source URL, 7 documented absences; HiBob has 36 evidence rows across 7 of 7 criteria — 29 with a source URL, 7 documented absences; some documentation or audit rows for Arena Analytics sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 66 evidence rows on file for these two vendors: 30 for Arena Analytics, across 3 distinct source domains, and 36 for HiBob, across 4 distinct source domains.
- Rubric
- v1.0
- Arena Analytics last reviewed
- September 25, 2026 · HireAIScore editorial team
- HiBob 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