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Aon Assessment vs Hireology

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§ The result

Hireology leads Aon Assessment on all 7 criteria.

Hireology finishes 22 points clear of Aon Assessment under rubric v1.0 — 57 against 35 — across the ATS-integrated and Assessment cohorts. Of the 7 criteria Aon Assessment wins none, and the narrowest lead Hireology holds is on Article 11 Technical Documentation, Aon Assessment 40 to Hireology 50. One criterion, Bias Audit Transparency, is both the widest raw gap (Aon Assessment 30, Hireology 83) and the heaviest weighted swing, and at 18% weight it makes up 44% of the weighted advantage Hireology holds across the 7 criteria it leads.

§ The record

Aon Assessment is filed under Assessment AI, Hireology 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 Aon Assessment is in scope of Mobley v. Workday.

RecordAon AssessmentHireology
Price tierEnterpriseMid
HeadquartersDEUS
Founded20022010

§ What decides it

The criteria that move the gap, heaviest swing first.

  1. 18% weight · 44% of the movement so far

    Bias Audit Transparency

    Aon Assessment 30 · Hireology 83

    9.5 weighted points to Hireology

  2. 12% weight · 63% of the movement so far

    Post-Market Monitoring

    Aon Assessment 25 · Hireology 59

    4.1 weighted points to Hireology

  3. 15% weight · 73% of the movement so far

    Data Governance Disclosure

    Aon Assessment 38 · Hireology 52

    2.1 weighted points to Hireology

  4. 20% weight · 83% of the movement so far

    Article 11 Technical Documentation

    Aon Assessment 40 · Hireology 50

    2.0 weighted points to Hireology

  5. 15% weight · 90% of the movement so far

    FRIA Support

    Aon Assessment 25 · Hireology 35

    1.5 weighted points to Hireology

  6. 12% weight · 96% of the movement so far

    Human Oversight Design

    Aon Assessment 45 · Hireology 57

    1.4 weighted points to Hireology

  7. 8% weight · 100% of the movement so far

    Customer Documentation

    Aon Assessment 48 · Hireology 58

    0.8 weighted points to Hireology

Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to -21.5 — the difference between the two totals before either is rounded. Shares are of 21.5 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads -22 beside that -21.5.

§ Category-by-category

Raw score per criterion, with weighted delta.

Δ is Aon Assessment minus Hireology.

CategoryWeightAon AssessmentHireologyΔ rawΔ weighted
Article 11 Technical Documentation20%4050-10-2.0
Bias Audit Transparency18%3083-53-9.5
FRIA Support15%2535-10-1.5
Data Governance Disclosure15%3852-14-2.1
Human Oversight Design12%4557-12-1.4
Post-Market Monitoring12%2559-34-4.1
Customer Documentation8%4858-10-0.8
Total100%35 (F)57 (F)-22-21.5

§ 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.

CriterionWeightAon AssessmentHireology
CitedAbsencesAudit / hostingCitedAbsencesAudit / hosting
Article 11 Technical Documentation20%21Sources on the vendor's own domain31Audit reportSources on the vendor's own domainSources on a separate domain
Bias Audit Transparency18%11Audit reportSources on a separate domain40Audit reportSources on a separate domain
FRIA Support15%11Sources on the vendor's own domain21Audit reportSources on the vendor's own domainSources on a separate domain
Data Governance Disclosure15%21Sources on the vendor's own domain40Sources on the vendor's own domain
Human Oversight Design12%20Sources on the vendor's own domain50Sources on the vendor's own domain
Post-Market Monitoring12%11—41Audit reportSources on the vendor's own domainSources on a separate domain
Customer Documentation8%21Sources on the vendor's own domain31Sources on the vendor's own domain
All criteria100%116Audit reportSources on the vendor's own domainSources on a separate domain254Audit reportSources on the vendor's own domainSources on a separate domain

Aon Assessment has 17 evidence rows across 7 of 7 criteria — 11 with a source URL, 6 documented absences; Hireology has 29 evidence rows across 7 of 7 criteria — 25 with a source URL, 4 documented absences; some documentation or audit rows for Aon Assessment and Hireology 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: 17 for Aon Assessment, across 3 distinct source domains, and 29 for Hireology, across 2 distinct source domains.

Rubric
v1.0
Aon Assessment last reviewed
June 7, 2026 · HireAIScore editorial team
Hireology 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.