Marketing pixels impact React sites

Marketing pixels and tracking SDKs ranked by performance impact.

Field data PhoneDesktopAll Scope All sites October 2026 edition · Desktop field outcomes · React sites only
Metric LCP INP CLS
React Scoped to 9,570 sites out of 210,902 analyzed (frameworks) Compare with all sites →
1

At a glance the headline numbers for Marketing pixels impact

Marketing pixels and tracking SDKs ranked by performance impact.

6
Providers ranked
After min-sites filter
2,848
Sites in sample
Combined across all items
77ms
Best INP (p75)
Meta Pixel
The State of Web Vitals · October 2026 · React sites (9,570) · desktop field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by INP at p75, fastest first

# Provider INP p75 Passing Sites
1 Meta Pixel 77ms 99.7%
1,426
2 Google Ads Conversion 78ms 98.0%
755
3 LinkedIn Insight 80ms 100.0%
85
4 Microsoft/Bing UET 81ms 99.6%
414
5 TikTok Pixel 99ms 100.0%
105
6 Pinterest Tag 129ms 100.0%
63
The State of Web Vitals · October 2026 · React sites (9,570) · desktop field datacorewebvitals.io/state-of-cwv
3

Passing INP per provider which group passes the INP most often

ProviderSitesPassing INPp75
TikTok Pixel 1.1% 105 100% 99ms
LinkedIn Insight 0.9% 85 100% 80ms
Pinterest Tag 0.7% 63 100% 129ms
Twitter/X Pixel 0.1% 10 100% 111ms
Snapchat Pixel 0.1% 10 100% 119ms
Reddit Pixel 0.1% 7 100% 124ms
Meta Pixel 14.9% 1,426 100% 77ms
Microsoft/Bing UET 4.3% 414 100% 81ms
Google Ads Conversion 7.9% 755 98% 78ms
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good INP (200ms at p75) · one value per site

No provider stands out: pass rates sit between 98% and 100%. computed

The State of Web Vitals · October 2026 · React sites (9,570) · desktop 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
Meta Pixel 14.9%
742.6s
10077ms
730.12
702.0s
431.8s
Google Ads Conversion 7.9%
682.8s
9878ms
690.15
642.2s
381.8s
Microsoft/Bing UET 4.3%
762.4s
10081ms
640.17
702.0s
461.7s
TikTok Pixel 1.1%
792.4s
10099ms
770.09
711.8s
521.5s
LinkedIn Insight 0.9%
872.0s
10080ms
800.09
781.6s
491.3s
Pinterest Tag 0.7%
852.2s
100129ms
770.09
741.8s
521.5s
Twitter/X Pixel 0.1%
861.8s
100111ms
1000.04
861.6s
671.3s
Snapchat Pixel 0.1%
752.4s
100119ms
880.05
632.0s
631.7s
Reddit Pixel 0.1%
1001.8s
100124ms
1000.05
1001.6s
100605ms
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.

Meta Pixel leads on INP: 100% of its sites pass. Google Ads Conversion trails at 98%. computed

The State of Web Vitals · October 2026 · React sites (9,570) · desktop field datacorewebvitals.io/state-of-cwv
Related signals JS libraries (26) → Reviews (8) → Email marketing (8) → Consent platforms (16) → 210,902 crawled sites with Chrome field data, representing millions of real page loads · How we measured