Consent platforms impact on React sites | The State of Web Vitals 2026

1

At a glance the headline numbers for Consent platforms impact

Consent management platforms and their CWV impact.

7

Providers ranked

After min-sites filter

1,485

Sites in sample

Combined across all items

0.02

Best CLS (p75)

CookieYes

The State of Web Vitals · October 2026 · React sites (9,570) · phone field datacorewebvitals.io/state-of-cwv

2

The ranking sorted by CLS at p75, fastest first

#	Provider	CLS p75	Passing	Sites
1	CookieYes	0.02	87.1%	223
2	Borlabs Cookie	0.03	84.6%	182
3	Complianz	0.03	85.1%	388
4	Civic Cookie Control	0.06	81.1%	172
5	Cookiebot	0.07	80.3%	192
6	OneTrust	0.09	78.8%	63
7	Quantcast Choice	0.10	75.0%	265

The State of Web Vitals · October 2026 · React sites (9,570) · phone field datacorewebvitals.io/state-of-cwv

3

Passing CLS per provider which group passes the CLS most often

ProviderSitesPassing CLSp75

GDPR Cookie Compliance 0.4% 43 90% 0.06

Cookie Script 0.3% 25 88% 0.04

CookieYes 2.3% 223 87% 0.02

Complianz 4.1% 388 85% 0.03

Borlabs Cookie 1.9% 182 85% 0.03

Civic Cookie Control 1.8% 172 81% 0.06

Cookiebot 2% 192 80% 0.07

Cookie Information 0.1% 5 80% 0.03

OneTrust 0.7% 63 79% 0.09

Iubenda 0.2% 15 78% 0.01

Quantcast Choice 2.8% 265 75% 0.10

Didomi 0.1% 14 71% 0.11

CookieFirst 0.1% 9 71% 0.26

Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good CLS (0.1 at p75) · one value per site

87% of CookieYes sites pass CLS. Quantcast Choice trails 12 points behind. computed

The State of Web Vitals · October 2026 · React sites (9,570) · phone field datacorewebvitals.io/state-of-cwv

4

All five vitals at once the whole category without toggling - cell is the pass rate, small number the p75

LCP

INP

CLS

FCP

TTFB

Complianz 4.1%

563.1s

97124ms

850.03

472.7s

232.3s

Quantcast Choice 2.8%

652.8s

83183ms

750.10

612.3s

361.8s

CookieYes 2.3%

622.9s

94129ms

870.02

542.5s

321.9s

Cookiebot 2%

702.6s

87154ms

800.07

622.1s

481.6s

Borlabs Cookie 1.9%

692.7s

92153ms

850.03

572.3s

201.9s

Civic Cookie Control 1.8%

702.6s

92144ms

810.06

632.1s

491.6s

OneTrust 0.7%

772.3s

65236ms

790.09

831.7s

62986ms

GDPR Cookie Compliance 0.4%

533.3s

97161ms

900.06

432.6s

202.0s

Cookie Script 0.3%

712.5s

86157ms

880.04

652.3s

532.1s

Iubenda 0.2%

782.3s

89117ms

780.01

672.0s

441.3s

Didomi 0.1%

932.0s

79194ms

710.11

931.6s

71844ms

CookieFirst 0.1%

573.0s

86163ms

710.26

711.8s

431.2s

Cookie Information 0.1%

1001.7s

75169ms

800.03

1001.5s

60890ms

60%95%+ passing Cell: pass rate, small number = p75 · faded rows: under 100 sites

One row per provider, one column per vital - the cell is the share of sites passing, the small number the p75. No toggling needed to see where the category actually differs.

CookieYes leads on CLS: 87% of its sites pass. Quantcast Choice trails at 75%. computed

The State of Web Vitals · October 2026 · React sites (9,570) · phone field datacorewebvitals.io/state-of-cwv

Consent platforms impact React sites

At a glance the headline numbers for Consent platforms impact

The ranking sorted by CLS at p75, fastest first

Passing CLS per provider which group passes the CLS most often

All five vitals at once the whole category without toggling - cell is the pass rate, small number the p75