1
At a glance the headline numbers for Performance services impact
Performance impact by performance provider.
8
Providers ranked
After min-sites filter
17,402
Sites in sample
Combined across all items
102ms
Best INP (p75)
LiteSpeed Cache
The State of Web Vitals · Q2 2026 · 189,915 sites · all devices field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by INP at p75, fastest first
| # | Provider | INP p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | LiteSpeed Cache | 102ms | 98.2% | 4,484 | |
| 2 | WP Fastest Cache | 104ms | 98.3% | 2,247 | |
| 3 | W3 Total Cache | 109ms | 97.4% | 316 | |
| 4 | Autoptimize | 111ms | 98.3% | 3,758 | |
| 5 | NitroPack | 113ms | 97.3% | 189 | |
| 6 | WP Rocket | 114ms | 96.9% | 5,106 | |
| 7 | Cloudflare APO | 114ms | 95.5% | 1,102 | |
| 8 | FlyingPress | 115ms | 98.1% | 200 |
The State of Web Vitals · Q2 2026 · 189,915 sites · all devices field datacorewebvitals.io/state-of-cwv
3
Passing INP per provider which group passes the INP most often
ProviderSitesPassing INPp75
Autoptimize 2% 3,758 111ms
WP Fastest Cache 1.2% 2,247 104ms
LiteSpeed Cache 2.4% 4,484 102ms
FlyingPress 0.1% 200 115ms
W3 Total Cache 0.2% 316 109ms
NitroPack 0.1% 189 113ms
WP Rocket 2.7% 5,106 114ms
Cloudflare APO 0.6% 1,102 114ms
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 96% and 98%. computed
The State of Web Vitals · Q2 2026 · 189,915 sites · all devices 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
LiteSpeed Cache 2.4%
842.2s
98102ms
890.04
771.7s
531.3s
Autoptimize 2%
682.8s
98111ms
890.04
572.3s
281.9s
WP Fastest Cache 1.2%
702.7s
98104ms
860.04
622.3s
421.8s
W3 Total Cache 0.2%
732.6s
97109ms
880.05
632.2s
381.7s
FlyingPress 0.1%
832.3s
98115ms
880.05
731.9s
541.3s
WP Rocket 2.7%
792.3s
97114ms
880.05
711.9s
461.6s
Cloudflare APO 0.6%
712.6s
96114ms
880.05
612.3s
341.8s
NitroPack 0.1%
812.2s
97113ms
890.05
741.8s
381.5s
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.
LiteSpeed Cache leads on INP: 98% of its sites pass. Cloudflare APO trails at 96%. computed
The State of Web Vitals · Q2 2026 · 189,915 sites · all devices field datacorewebvitals.io/state-of-cwv
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Chrome field data from 189,915 sites, representing millions of real page loads. How we measured.