§ The result
Bullhorn leads UKG by 10 points.
Bullhorn sits 10 points above UKG under rubric v1.0, 54 against 44, with both filed under ATS-integrated. Bullhorn leads 6 of the 7 criteria, including Bias Audit Transparency, while UKG leads 1, including Post-Market Monitoring. Bias Audit Transparency is both the widest raw gap and the heaviest weighted swing — Bullhorn 58, UKG 30 — and at an 18% weight it carries 49% of the weighted advantage Bullhorn holds across the 6 criteria on that side of the table.
Vendor profile
Bullhorn
Bullhorn is a cloud-based applicant tracking system and CRM for staffing and recruiting agencies, with AI features (Bullhorn Copilot/Amplify, automation, and Textkernel-powered search and match) that source, screen, and rank candidates against jobs.
Vendor profile
UKG
UKG is an enterprise HCM and workforce-management suite whose UKG Pro Recruiting applicant-tracking module, augmented by the embedded Bryte AI layer, drafts job descriptions and produces profile-match candidate scores to rank and shortlist applicants.
§ The record
Bullhorn and UKG are both filed under ATS-integrated AI. They also share 1 secondary category: Screening.
Both are in scope of EU AI Act, NYC LL 144, Colorado AI Act and Illinois HB 3773.
| Record | Bullhorn | UKG |
|---|---|---|
| Price tier | High | Enterprise |
| Headquarters | US | US |
| Founded | 1999 | 2020 |
§ What decides it
The criteria that move the gap, heaviest swing first.
18% weight · 48% of the movement so far
Bias Audit Transparency
Bullhorn 58 · UKG 30
5.0 weighted points to Bullhorn
20% weight · 74% of the movement so far
Article 11 Technical Documentation
Bullhorn 62 · UKG 48
2.8 weighted points to Bullhorn
12% weight · 83% of the movement so far
Human Oversight Design
Bullhorn 60 · UKG 52
1.0 weighted points to Bullhorn
15% weight · 89% of the movement so far
Data Governance Disclosure
Bullhorn 60 · UKG 56
0.6 weighted points to Bullhorn
15% weight · 93% of the movement so far
FRIA Support
Bullhorn 38 · UKG 35
0.4 weighted points to Bullhorn
8% weight · 97% of the movement so far
Customer Documentation
Bullhorn 60 · UKG 55
0.4 weighted points to Bullhorn
12% weight · 100% of the movement so far
Post-Market Monitoring
Bullhorn 35 · UKG 38
0.4 weighted points to UKG
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +9.9 — the difference between the two totals before either is rounded. Shares are of 10.6 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +10 beside that +9.9.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Bullhorn minus UKG.
| Category | Weight | Bullhorn | UKG | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 62 | 48 | +14 | +2.8 |
| Bias Audit Transparency | 18% | 58 | 30 | +28 | +5.0 |
| FRIA Support | 15% | 38 | 35 | +3 | +0.4 |
| Data Governance Disclosure | 15% | 60 | 56 | +4 | +0.6 |
| Human Oversight Design | 12% | 60 | 52 | +8 | +1.0 |
| Post-Market Monitoring | 12% | 35 | 38 | -3 | -0.4 |
| Customer Documentation | 8% | 60 | 55 | +5 | +0.4 |
| Total | 100% | 54 (F) | 44 (F) | +10 | +9.9 |
§ 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 | Bullhorn | UKG | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 2 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 3 | 1 | Audit reportSources on the vendor's own domain | 0 | 2 | — |
| FRIA Support | 15% | 1 | 1 | — | 1 | 1 | Sources on the vendor's own domain |
| Data Governance Disclosure | 15% | 3 | 0 | Sources on the vendor's own domain | 2 | 0 | Audit reportSources on the vendor's own domain |
| Human Oversight Design | 12% | 2 | 1 | Sources on the vendor's own domain | 0 | 2 | — |
| Post-Market Monitoring | 12% | 1 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 3 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 15 | 6 | Audit reportSources on the vendor's own domain | 6 | 8 | Audit reportSources on the vendor's own domain |
Bullhorn has 20 evidence rows across 7 of 7 criteria — 15 with a source URL, 6 documented absences; UKG has 14 evidence rows across 7 of 7 criteria — 6 with a source URL, 8 documented absences.
Provenance
The scores above are documented by 34 evidence rows on file for these two vendors: 20 for Bullhorn, across 2 distinct source domains, and 14 for UKG, across 2 distinct source domains.
- Rubric
- v1.0
- Bullhorn last reviewed
- June 7, 2026 · HireAIScore editorial team
- UKG last reviewed
- June 7, 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