OneTrust vs Usercentrics
OneTrust (Google gold, price not published): 0 genuine leak(s). Usercentrics (Google-uncertified, $8.0/mo): 3 genuine leak(s), 2 compliant Consent Mode ping(s), 9 unclassified tracker(s), 9 tracking cookie(s) written. Both figures are from live headless-browser measurement, not vendor claims — see /cmp/onetrust/ and /cmp/usercentrics/ for full methodology.
| Telemetry & pricing | OneTrust | Usercentrics |
|---|---|---|
| Google CMP tier | Gold | Not certified |
| Starting price | — | $8/mo |
| Pricing model | enterprise_quote | tiered |
| Blocked pre-consent (measured) | ✓ Yes | ✗ No |
| Genuine leaks found | 0 | 3 |
| Consent Mode v2 compliant pings | 0 | 2 |
| Unclassified trackers | 0 | 9 |
| Tracking cookies written pre-consent | 0 | 9 |
| Last measured | 2026-09-11T08:44:49.337841+00:00 | 2026-09-11T10:16:57.085067+00:00 |
Leak/ping/cookie figures are from our own live headless-browser measurement (see scripts/telemetry_probe.py), not vendor marketing claims. Pricing reflects the lowest published single-site tier where a vendor publishes one.
Frequently asked questions
- Does OneTrust block third-party trackers before consent?
- Yes — in our own live test, OneTrust showed 0 genuine pre-consent tracking leaks.
- Does Usercentrics block third-party trackers before consent?
- No — in our own live test, Usercentrics showed 3 genuine pre-consent tracking leak(s).
- Is OneTrust or Usercentrics Google CMP certified?
- OneTrust is Google CMP certified (gold tier); Usercentrics is not.
- Which is cheaper, OneTrust or Usercentrics?
- OneTrust does not publish a starting price; Usercentrics starts at $8/mo.