1
At a glance the headline numbers for JS libraries impact
Performance impact by framework provider.
21
Providers ranked
After min-sites filter
272,530
Sites in sample
Combined across all items
1.6s
Best LCP (p75)
Turbo/Hotwire
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by LCP at p75, fastest first
| # | Provider | LCP p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | Turbo/Hotwire | 1.6s | 94.9% | 521 | |
| 2 | Stimulus/Hotwire | 1.8s | 93.6% | 3,023 | |
| 3 | Next.js | 2.0s | 86.7% | 3,974 | |
| 4 | Flickity | 2.0s | 86.7% | 5,515 | |
| 5 | Ember.js | 2.0s | 84.4% | 115 | |
| 6 | jQuery | 2.0s | 85.1% | 129,494 | |
| 7 | Slick Carousel | 2.0s | 85.4% | 14,391 | |
| 8 | Lazysizes | 2.1s | 85.4% | 12,992 | |
| 9 | Owl Carousel | 2.1s | 83.7% | 8,214 | |
| 10 | Lit | 2.1s | 83.1% | 10,274 | |
| 11 | Vue.js | 2.1s | 82.9% | 10,740 | |
| 12 | Swiper | 2.2s | 81.4% | 29,837 | |
| 13 | Moment.js | 2.3s | 80.0% | 7,680 | |
| 14 | GSAP | 2.3s | 79.7% | 4,923 | |
| 15 | Lodash | 2.4s | 77.3% | 25,426 | |
| 16 | Nuxt | 2.4s | 78.1% | 1,199 | |
| 17 | React | 2.4s | 76.3% | 449 | |
| 18 | Backbone.js | 2.6s | 72.8% | 1,540 | |
| 19 | Angular | 2.6s | 71.4% | 1,908 | |
| 20 | Polyfill.io | 2.7s | 71.8% | 88 | |
| 21 | Ionic | 2.8s | 68.4% | 227 |
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
3
Passing LCP per provider which group passes the LCP most often
ProviderSitesPassing LCPp75
Solid 0% 3 1.8s
Qwik 0% 2 837ms
Turbo/Hotwire 0.3% 521 1.6s
Stimulus/Hotwire 1.6% 3,023 1.8s
Next.js 2.1% 3,974 2.0s
Flickity 2.9% 5,515 2.0s
Slick Carousel 7.6% 14,391 2.0s
lazysizes 6.8% 12,992 2.1s
jQuery 68.1% 129,494 2.0s
Ember.js 0.1% 115 2.0s
Owl Carousel 4.3% 8,214 2.1s
Marko 0% 20 2.3s
Lit 5.4% 10,274 2.1s
Vue.js 5.6% 10,740 2.1s
Swiper 15.7% 29,837 2.2s
Moment.js 4% 7,680 2.3s
GSAP 2.6% 4,923 2.3s
Nuxt.js 0.6% 1,199 2.4s
Lodash 13.4% 25,426 2.4s
React 0.2% 449 2.4s
Backbone.js 0.8% 1,540 2.6s
Polyfill.io 0% 88 2.7s
Polymer 0% 17 2.9s
Angular 1% 1,908 2.6s
Ionic 0.1% 227 2.8s
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
95% of Turbo/Hotwire sites pass LCP. Ionic trails 27 points behind, leaving 32% of its sites failing. computed
The State of Web Vitals · Q2 2026 · 189,915 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
Slick Carousel 7.6%
852.0s
9964ms
720.12
811.6s
561.2s
Moment.js 4%
802.3s
9967ms
720.12
751.8s
561.3s
Next.js 2.1%
872.0s
96104ms
750.11
881.4s
76781ms
Flickity 2.9%
872.0s
10068ms
810.08
831.5s
651.1s
Vue.js 5.6%
832.1s
9976ms
710.12
801.6s
611.1s
Stimulus/Hotwire 1.6%
941.8s
9968ms
850.07
921.3s
80724ms
React 0.2%
762.4s
9493ms
580.19
781.7s
631.1s
GSAP 2.6%
802.3s
10065ms
800.08
761.8s
521.4s
Turbo/Hotwire 0.3%
951.6s
9979ms
920.03
911.3s
78750ms
Lit 5.4%
832.1s
9974ms
730.11
811.6s
631.1s
Ionic 0.1%
682.8s
94127ms
640.17
622.0s
701.0s
Ember.js 0.1%
842.0s
9779ms
770.07
781.6s
68945ms
Polyfill.io 0%
722.7s
10074ms
800.07
681.9s
541.1s
Polymer 0%
712.9s
43361ms
430.14
712.7s
86732ms
Solid 0%
1001.8s
100101ms
1000.07
1001.3s
0926ms
Swiper 15.7%
812.2s
9967ms
780.09
761.8s
521.4s
jQuery 68.1%
852.0s
9962ms
770.09
801.6s
571.2s
Lodash 13.4%
772.4s
9869ms
720.12
721.9s
511.5s
lazysizes 6.8%
852.1s
9966ms
760.10
811.6s
571.2s
Owl Carousel 4.3%
842.1s
9962ms
680.14
791.7s
511.3s
Nuxt.js 0.6%
782.4s
9799ms
660.15
781.7s
65993ms
Angular 1%
712.6s
96115ms
460.31
791.7s
84571ms
Backbone.js 0.8%
732.6s
9968ms
700.13
682.0s
461.5s
Marko 0%
832.3s
10076ms
830.03
562.1s
01.7s
Qwik 0%
100837ms
10025ms
1000.00
100789ms
100319ms
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.
Turbo/Hotwire leads on LCP: 95% of its sites pass. Ionic trails at 68%. computed
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
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