§ The result
HeyMilo leads Saville Assessment on all 7 criteria.
HeyMilo, filed under Screening, comes out 13 points above Saville Assessment, filed under Assessment: 61 (D) against 48 (F) under rubric v1.0. HeyMilo leads every one of the 7 criteria, Saville Assessment none of them, and the closest of the 7 is FRIA Support, HeyMilo 42 to Saville Assessment 40. Bias Audit Transparency is both the widest raw gap and the heaviest weighted swing — HeyMilo 83, Saville Assessment 42 — and at an 18% weight it carries 57% of the weighted advantage HeyMilo holds across the 7 criteria on that side of the table.
Vendor profile
HeyMilo
HeyMilo is an AI recruiter for high-volume hiring whose voice and video AI agent conducts and scores async and live conversational screening interviews against recruiter-defined rubrics and syncs results to the customer's ATS.
Vendor profile
Saville Assessment
Saville Assessment publishes the Wave personality questionnaires, Swift aptitude tests and situational judgment tests. They are scored automatically against norm groups and delivered through the Oasys platform, the Wave Connect hiring platform (which uses AI to build role profiles from job descriptions) and a two-minute Screener that returns a fit band into the employer's ATS.
§ The record
HeyMilo is filed under Screening AI, Saville Assessment under Assessment AI. They record no secondary category in common.
Both are in scope of EU AI Act, NYC LL 144, Illinois HB 3773, Colorado AI Act and Mobley v. Workday.
| Record | HeyMilo | Saville Assessment |
|---|---|---|
| Price tier | Mid | Enterprise |
| Headquarters | US | GB |
| Founded | 2023 | 2004 |
§ What decides it
The criteria that move the gap, heaviest swing first.
18% weight · 57% of the movement so far
Bias Audit Transparency
HeyMilo 83 · Saville Assessment 42
7.4 weighted points to HeyMilo
20% weight · 70% of the movement so far
Article 11 Technical Documentation
HeyMilo 58 · Saville Assessment 50
1.6 weighted points to HeyMilo
12% weight · 78% of the movement so far
Human Oversight Design
HeyMilo 64 · Saville Assessment 55
1.1 weighted points to HeyMilo
15% weight · 86% of the movement so far
Data Governance Disclosure
HeyMilo 62 · Saville Assessment 55
1.1 weighted points to HeyMilo
12% weight · 94% of the movement so far
Post-Market Monitoring
HeyMilo 46 · Saville Assessment 38
1.0 weighted points to HeyMilo
8% weight · 98% of the movement so far
Customer Documentation
HeyMilo 66 · Saville Assessment 60
0.5 weighted points to HeyMilo
15% weight · 100% of the movement so far
FRIA Support
HeyMilo 42 · Saville Assessment 40
0.3 weighted points to HeyMilo
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +12.9 — the difference between the two totals before either is rounded. Shares are of 12.9 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +13 beside that +12.9.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is HeyMilo minus Saville Assessment.
| Category | Weight | HeyMilo | Saville Assessment | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 58 | 50 | +8 | +1.6 |
| Bias Audit Transparency | 18% | 83 | 42 | +41 | +7.4 |
| FRIA Support | 15% | 42 | 40 | +2 | +0.3 |
| Data Governance Disclosure | 15% | 62 | 55 | +7 | +1.1 |
| Human Oversight Design | 12% | 64 | 55 | +9 | +1.1 |
| Post-Market Monitoring | 12% | 46 | 38 | +8 | +1.0 |
| Customer Documentation | 8% | 66 | 60 | +6 | +0.5 |
| Total | 100% | 61 (D) | 48 (F) | +13 | +12.9 |
§ 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 | HeyMilo | Saville Assessment | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 2 | 1 | Sources on the vendor's own domain | 5 | 1 | Audit reportSources on the vendor's own domainSources on a separate domain |
| Bias Audit Transparency | 18% | 3 | 0 | Audit reportSources on a separate domain | 4 | 1 | Audit reportSources on the vendor's own domainSources on a separate domain |
| FRIA Support | 15% | 2 | 1 | Sources on the vendor's own domain | 3 | 1 | Sources on the vendor's own domain |
| Data Governance Disclosure | 15% | 3 | 0 | Sources on the vendor's own domain | 5 | 1 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 3 | 0 | Sources on the vendor's own domain | 6 | 0 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 2 | 1 | Audit reportSources on a separate domain | 5 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 3 | 0 | Sources on the vendor's own domain | 6 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 18 | 3 | Audit reportSources on the vendor's own domainSources on a separate domain | 34 | 6 | Audit reportSources on the vendor's own domainSources on a separate domain |
HeyMilo has 21 evidence rows across 7 of 7 criteria — 18 with a source URL, 3 documented absences; Saville Assessment has 40 evidence rows across 7 of 7 criteria — 34 with a source URL, 6 documented absences; some documentation or audit rows for HeyMilo and Saville Assessment sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 61 evidence rows on file for these two vendors: 21 for HeyMilo, across 2 distinct source domains, and 40 for Saville Assessment, across 2 distinct source domains.
- Rubric
- v1.0
- HeyMilo last reviewed
- June 7, 2026 · HireAIScore editorial team
- Saville Assessment 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