Do Enzuzo and OneTrust both support IAB TCF?

Both document it. Statuses come from vendor docs.

Do Enzuzo and OneTrust block trackers before consent?

Both held trackers back in every check. Each check loads the page. Then it looks for trackers that ran, cookies that the page set or data that left the page before the visitor chose.

Enzuzo vs OneTrust: cookie banner speed and features compared

Results forFramework

On desktop, Enzuzo showed its banner sooner, in a median 477 ms against 629 ms for OneTrust. Enzuzo delayed the main content by 4 ms. OneTrust added no measurable delay. Both held trackers back in every check. Per vendor docs, only Enzuzo offers a free tier. Per vendor docs, only OneTrust offers self-hosting.

EnzuzoEnzuzo

Enzuzo Tested: Hosted
All Enzuzo results

OneTrustOneTrust

OneTrust Tested: Hosted
All OneTrust results

Which is faster, Enzuzo or OneTrust?

Shorter bars are better. The exception is tracker blocking, where the bar shows the share of checks passed.

Enzuzo and OneTrust on the desktop profile, Next.js 16
Question	Enzuzo	OneTrust	Difference
Banner appearsTime from navigation until the banner is visible on screen. Lower is better.	477 msModerate	629 msModerate	Enzuzo’s banner appeared 153 ms sooner.
Page slowed byExtra time before the main content paints (LCP), compared with the same page without a consent manager.	+4 msSmall	No measurable delay95% interval −20 ms to 20 msNone	Enzuzo delayed the main content by 4 ms. OneTrust added no measurable delay.
Click responds inTime from pressing Accept until the screen updates. Under 200 ms feels instant.	24 msOne visit measuredFast	24 msOne visit measuredFast	About the same. They are less than 16 ms apart.
Blocks trackersChecks that no tracker runs, the page sets no cookie and no data leaves the page before the visitor chooses.	4 of 4 checks passedBlocked	4 of 4 checks passedBlocked	Both held trackers back in every check.
Adds to pageExtra data transferred during the first load, compared with the same page without a consent manager.	+153 KBModerate	+211 KB95% interval: 211 KBModerate	Enzuzo added 58 KB less to the first load.

“About the same” means that the two results fall within each other’s spread. We measure both against the same page without a consent manager. We do not publish a direct head-to-head interval yet.

Page vitals and load times

Lab detail for engineers. All values are medians on the desktop profile. Both CMPs ran on Next.js 16.

Page vitalsChange against the same page without a consent manager.
Metric	Enzuzo	OneTrust
TTFB	+0 mspage 6 ms	No measurable delaypage 6 ms
FCP	0 mspage 64 ms	No measurable delaypage 60 ms
LCP	+4 mspage 124 ms	No measurable delaypage 124 ms
CLS	No measurable shiftpage 0.00	No measurable shiftpage 0.00

Load timesMilliseconds from navigation.
Metric	Enzuzo	OneTrust
CMP script requested
CMP script loaded
Consent state known
Banner visible	477 ms	629 ms

After AcceptMilliseconds from the click.
Metric	Enzuzo	OneTrust
Screen responds	24 ms	24 ms
Banner gone
Consent applied
Analytics active

Which features differ between Enzuzo and OneTrust?

Statuses come from each vendor’s documentation. Each status links to its source.

Verified by test
Per vendor docs
Partial
Not supported
Unknown

Features that differ between Enzuzo and OneTrust, from vendor docs
Feature	EnzuzoEnzuzo	OneTrustOneTrust
Only Enzuzo · 1
Free tierPricing	5,000 visitors a month (vendor documentation, opens in a new tab)	Quote-based pricing (vendor documentation, opens in a new tab)
Only OneTrust · 1
Self-hostableDeveloper	Hosted embed only (vendor documentation, opens in a new tab)	Script only; hosted backend (vendor documentation, opens in a new tab)
Not confirmed for one side · 1
IAB GPPStandards	Unknown	Per vendor docs (vendor documentation, opens in a new tab)

Same on both · 13

Features with the same status for Enzuzo and OneTrust
Feature	EnzuzoEnzuzo	OneTrustOneTrust
IAB TCFStandards	Growth plan and up (vendor documentation, opens in a new tab)	TCF v2.2 and v2.3 (vendor documentation, opens in a new tab)
Google Consent Mode v2Standards	Per vendor docs (vendor documentation, opens in a new tab)	Per vendor docs (vendor documentation, opens in a new tab)
Google-certified CMPStandards	Per vendor docs (vendor documentation, opens in a new tab)	Per vendor docs (vendor documentation, opens in a new tab)
Global Privacy ControlStandards	Per vendor docs (vendor documentation, opens in a new tab)	Per vendor docs (vendor documentation, opens in a new tab)
Geo-targeted bannersCompliance	Growth plan and up (vendor documentation, opens in a new tab)	Per vendor docs (vendor documentation, opens in a new tab)
Script blockingCompliance	Per vendor docs (vendor documentation, opens in a new tab)	Per vendor docs (vendor documentation, opens in a new tab)
Consent recordsCompliance	Per vendor docs (vendor documentation, opens in a new tab)	Per vendor docs (vendor documentation, opens in a new tab)
Cookie scanningCompliance	Per vendor docs (vendor documentation, opens in a new tab)	Per vendor docs (vendor documentation, opens in a new tab)
Open sourceDeveloper	Hosted embed only (vendor documentation, opens in a new tab)	Proprietary (vendor documentation, opens in a new tab)
Headless UIDeveloper	Enterprise plan (vendor documentation, opens in a new tab)	Mobile and CTV only (vendor documentation, opens in a new tab)
TypeScript typesDeveloper	Unknown	Unknown
Script tagFrameworks	Per vendor docs (vendor documentation, opens in a new tab)	Per vendor docs (vendor documentation, opens in a new tab)
First-party SDKsReact, Next.js, Vue, Nuxt, Svelte, SvelteKit, Astro, TanStack Start	Script tag only (vendor documentation, opens in a new tab)	Script tag only (vendor documentation, opens in a new tab)

Should you choose Enzuzo or OneTrust?

We built these lists from the measured and documented differences above. Neither list is a recommendation.

Choose Enzuzo if

You want a free tier
A fast banner matters to you: Enzuzo’s banner appeared 153 ms sooner
Page weight matters to you: Enzuzo added 58 KB less to the first load

Choose OneTrust if

You want self-hosting
Page load time matters to you: Enzuzo delayed the main content by 4 ms. OneTrust added no measurable delay

What was tested?

Deployment: Both ran from their vendor-hosted services. Network distance to each vendor is part of the result.

How we test: methodology cookiebench-v3.2.4

Questions about Enzuzo and OneTrust

Answers come from the benchmark run and from each vendor’s documentation.

Report a correction

On the desktop profile, Enzuzo’s banner appeared in a median 477 ms and OneTrust’s in 629 ms. Enzuzo delayed the main content by 4 ms. OneTrust added no measurable delay.