CDN performance

Performance breakdown by cdn.

Field data PhoneDesktopAll Scope All sites Q1 2026 edition · Desktop field outcomes
Metric LCP INP CLS
1

At a glance the headline numbers for CDN performance

Performance breakdown by cdn.

7
Items ranked
After min-sites filter
94,906
Sites in sample
Combined across all items
1.8s
Best LCP (p75)
Vercel
The State of Web Vitals · Q1 2026 · 94,910 sites · desktop field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by LCP at p75, fastest first

# Item LCP p75 Passing Sites
1 Vercel 1.8s 90.1%
538
2 Cloudflare 1.9s 88.0%
12,431
3 Fastly 1.9s 86.7%
3,357
4 Akamai 1.9s 88.8%
2,663
5 No CDN (origin) 2.0s 85.7%
72,501
6 CloudFront 2.1s 84.3%
3,241
7 Netlify 2.4s 76.6%
175
The State of Web Vitals · Q1 2026 · 94,910 sites · desktop field datacorewebvitals.io/state-of-cwv
3

Passing LCP per item which group passes the LCP most often

ItemSitesPassing LCPp75
Vercel 0.6% 538 90% 1.8s
Akamai 2.8% 2,663 89% 1.9s
Cloudflare 13.1% 12,431 88% 1.9s
Fastly 3.5% 3,357 87% 1.9s
No CDN (origin) 76.4% 72,501 86% 2.0s
CloudFront 3.4% 3,241 84% 2.1s
Netlify 0.2% 175 77% 2.4s
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

90% of Vercel sites pass LCP. Netlify trails 13 points behind. computed

The State of Web Vitals · Q1 2026 · 94,910 sites · 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
No CDN (origin) 76.4%
862.0s
9963ms
780.09
821.6s
621.1s
Cloudflare 13.1%
881.9s
9971ms
800.08
851.4s
68974ms
Fastly 3.5%
871.9s
9866ms
780.09
861.4s
621.0s
CloudFront 3.4%
842.1s
9782ms
730.11
821.5s
661.0s
Akamai 2.8%
891.9s
9963ms
800.08
851.5s
651.0s
Vercel 0.6%
901.8s
9990ms
810.08
921.2s
93434ms
Netlify 0.2%
772.4s
84128ms
720.11
851.4s
82753ms
60%95%+ passing Cell: pass rate, small number = p75 · faded rows: under 100 sites

One row per item, 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.

Vercel leads on LCP: 90% of its sites pass. Netlify trails at 77%. computed

The State of Web Vitals · Q1 2026 · 94,910 sites · desktop field datacorewebvitals.io/state-of-cwv
Related signals CMS (10) → Frameworks (11) → Chrome field data from 94,910 sites, representing millions of real page loads · How we measured