Didomi vs TrustArc
Didomi
The privacy platform that powers better data
Publishers using it: 21 · incl. Campaign Live, Euronews, Journal du Dimanche (JDD)
TrustArc
Privacy compliance and consent management
Publishers using it: 5 · incl. Ad Age, The Hindu Businessline, WebMD
Last verified Nov 11, 2026
At a glance
- Didomi scores 3.7/5 and TrustArc scores 2.9/5 in Benchmark Grid's independent consent management platforms (cmps) benchmark, both assessed on the same 10 criteria.
- The widest gaps are consent capture ux & opt-in rate optimization (Didomi 4.2, TrustArc 3.0) and first-party data & preference center enablement (Didomi 4.0, TrustArc 2.8); they are within 0.3 on 2 of 10 criteria.
- Both are built for mid-market and enterprise publishers.
- On total cost of ownership Didomi scores 2.5 and TrustArc 1.3 (higher means better value, not a lower price).
- In our tracking 21 publishers use Didomi and 5 use TrustArc.
- Scores last verified 11 Nov 2026. Vendors cannot pay for a score or a position.
Where they differ
Didomi is stronger on ad Recovery & Vendor Gating (3.2 vs 2.0), consent Capture UX & Opt-In Rate Optimization (4.2 vs 3.0) and first-Party Data & Preference Center Enablement (4.0 vs 2.8).
TrustArc is stronger on support, Documentation & Implementation (3.8 vs 2.8).
Which one fits
Choose Didomi if…
- You publish at mid-market and enterprise scale.
- You weight consent Capture UX & Opt-In Rate Optimization, first-Party Data & Preference Center Enablement and ad Recovery & Vendor Gating heavily — Didomi leads on those in this benchmark.
Choose TrustArc if…
- You publish at mid-market and enterprise scale.
- You weight support, Documentation & Implementation and global Privacy Regulation Coverage (GDPR/CCPA/LGPD) heavily — TrustArc leads on those in this benchmark.
Also weighing these
The nearest-scored tools to Didomi and TrustArc in this benchmark, listed A to Z.
- 3.0CookiebotCookie consent and compliance automationRead review
- 3.7InMobi ChoiceFree IAB TCF consent management platform for publishersRead review
- 3.2KetchPrivacy and consent as a data assetRead review
- 3.5OneTrustMake Governance Work at the Speed and Scale of AI.Read review
All 9 scored tools are in Best Consent Management Platforms (CMPs) for Publishers.
Who uses them
Publishers we have detected running each tool, from ads.txt, site code and published case studies. Agencies, brands and vendors are excluded.
Head to head
| Criterion | Didomi | TrustArc |
|---|---|---|
| IAB TCF v2.2 Compliance & Ad-Tech Signal Propagation14% of capability | 4.5 | 4.2 |
| Consent Capture UX & Opt-In Rate Optimization12% of capability | 4.2 | 3.0 |
| First-Party Data & Preference Center Enablement12% of capability | 4.0 | 2.8 |
| Global Privacy Regulation Coverage (GDPR/CCPA/LGPD)12% of capability | 4.3 | 4.5 |
| Google Consent Mode v2 Integration12% of capability | 4.4 | 3.5 |
| CMS & Tag Manager Integration10% of capability | 3.8 | 3.2 |
| Ad Recovery & Vendor Gating8% of capability | 3.2 | 2.0 |
| Cross-Device & App Consent Sync8% of capability | 3.5 | 3.0 |
| Latency & Page-Load Impact6% of capability | 3.0 | 2.5 |
| Support, Documentation & Implementation6% of capability | 2.8 | 3.8 |
| Capability45% of composite | 3.9 | 3.3 |
| Publisher fit40% of composite | 4.0 | 3.0 |
| Total cost of ownership15% of composite | 2.5 | 1.3 |
Cost of ownership
| Sub-score | Didomi | TrustArc |
|---|---|---|
| Pricing transparency | 1.0 | 1.0 |
| Entry cost | 1.0 | 1.0 |
| Implementation cost | 2.5 | 1.5 |
| Hidden-fee risk | 3.5 | 1.5 |
| Ongoing cost | 4.5 | 1.5 |
Didomi pricing
No published pricing on file.
TrustArc pricing
Custom pricing; contact the vendor for a quote.
What users say
Didomi
10 positive · 6 neutral · 2 negative
TrustArc
10 positive · 8 neutral · 3 negative
Mentions we could not tie to a real user, and those flagged as promotional, are excluded. Sentiment is opinion, and is independent of the verified publisher adoptions above.
Didomi scores 3.7 and TrustArc scores 2.9 in Benchmark Grid's independent Best Consent Management Platforms (CMPs) for Publishers benchmark (benchmarkgrid.com/vs/didomi/trustarc, verified Nov 11, 2026)
Common questions
How do Didomi and TrustArc differ?
Didomi is stronger on ad Recovery & Vendor Gating (3.2 vs 2.0), consent Capture UX & Opt-In Rate Optimization (4.2 vs 3.0) and first-Party Data & Preference Center Enablement (4.0 vs 2.8). TrustArc is stronger on support, Documentation & Implementation (3.8 vs 2.8). Neither is better in the abstract — which one suits you depends on which of those dimensions carries the most weight in your operation.
Which is cheaper, Didomi or TrustArc?
On total cost of ownership — pricing transparency, entry cost, implementation, hidden-fee risk and ongoing cost — Didomi scores 2.5/5 and TrustArc scores 1.3/5. A higher score means better value, not a lower sticker price.
How are these scores calculated?
Each tool is assessed against its category's published criteria (10 in this benchmark), which make up Capability (45% of the composite), Publisher fit (40%) and Total cost of ownership (15%). Assessment is carried out by SODP's editorial team against a published methodology. Vendors cannot pay for inclusion, scores or positions.
Share:
Both tools are scored in Best Consent Management Platforms (CMPs) for Publishers. See alternatives to Didomi or alternatives to TrustArc.
Weighing a third option? Add a tool to this comparison.
Where to next
Four questions, and a scored stack across every benchmark — not just Best Consent Management Platforms (CMPs) for Publishers
Every scored tool in Best Consent Management Platforms (CMPs) for Publishers, with the criteria behind each number
Every category, independently scored
Related comparisons
Other head-to-heads publishers look at in Best Consent Management Platforms (CMPs) for Publishers.
