Marketing pixels impact on React sites | The State of Web Vitals 2026

LCP INP CLS

REReact Scoped to 9,570 sites out of 210,902 analyzed (frameworks) Compare with all sites →

At a glance the headline numbers for Marketing pixels impact

Marketing pixels and tracking SDKs ranked by performance impact.

Providers ranked

After min-sites filter

2,848

Sites in sample

Combined across all items

2.2s

Best LCP (p75)

Pinterest Tag

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

The ranking sorted by LCP at p75, fastest first

#	Provider	LCP p75	Passing	Sites
1	Pinterest Tag	2.2s	86.7%	63
2	Meta Pixel	2.3s	78.7%	1,426
3	TikTok Pixel	2.4s	76.1%	105
4	LinkedIn Insight	2.7s	70.0%	85
5	Microsoft/Bing UET	2.7s	68.1%	414
6	Google Ads Conversion	2.9s	66.7%	755

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

Passing LCP per provider which group passes the LCP most often

ProviderSitesPassing LCPp75

Snapchat Pixel 0.1% 10 89% 2.2s

Pinterest Tag 0.7% 63 87% 2.2s

Reddit Pixel 0.1% 7 86% 2.2s

Meta Pixel 14.9% 1,426 79% 2.3s

TikTok Pixel 1.1% 105 76% 2.4s

LinkedIn Insight 0.9% 85 70% 2.7s

Twitter/X Pixel 0.1% 10 70% 2.9s

Microsoft/Bing UET 4.3% 414 68% 2.7s

Google Ads Conversion 7.9% 755 67% 2.9s

Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good LCP (2.5s at p75) · one value per site

79% of Meta Pixel sites pass LCP. Google Ads Conversion trails 12 points behind, leaving 33% of its sites failing. computed

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

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%

792.3s

89153ms

900.02

741.8s

561.3s

Google Ads Conversion 7.9%

672.9s

85164ms

840.05

622.2s

441.6s

Microsoft/Bing UET 4.3%

682.7s

85169ms

820.07

602.2s

391.7s

TikTok Pixel 1.1%

762.4s

71211ms

900.04

711.9s

421.3s

LinkedIn Insight 0.9%

702.7s

87155ms

890.04

562.3s

391.6s

Pinterest Tag 0.7%

872.2s

76191ms

860.07

712.0s

401.3s

Twitter/X Pixel 0.1%

702.9s

50234ms

1000.04

302.8s

301.6s

Snapchat Pixel 0.1%

892.2s

67204ms

890.04

562.0s

331.2s

Reddit Pixel 0.1%

862.2s

29229ms

1000.04

432.0s

291.2s

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 LCP: 79% of its sites pass. Google Ads Conversion trails at 67%. computed

The State of Web Vitals · October 2026 · React sites (9,570) · phone 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

Marketing pixels impact React sites

At a glance the headline numbers for Marketing pixels impact

The ranking sorted by LCP at p75, fastest first

Passing LCP per provider which group passes the LCP most often

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