JS libraries impact Shopify sites

Performance impact by framework provider.

Field data PhoneDesktopAll Scope All sites October 2026 edition · All devices field outcomes · Shopify sites only
Metric LCP INP CLS
Shopify Scoped to 8,248 sites out of 203,892 analyzed (cms) Compare with all sites →
1

At a glance the headline numbers for JS libraries impact

Performance impact by framework provider.

11
Providers ranked
After min-sites filter
12,079
Sites in sample
Combined across all items
118ms
Best INP (p75)
Lodash
The State of Web Vitals · October 2026 · Shopify sites (8,248) · all devices field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by INP at p75, fastest first

# Provider INP p75 Passing Sites
1 Lodash 118ms 96.1%
896
2 Owl Carousel 118ms 97.3%
166
3 Lazysizes 121ms 95.9%
1,720
4 Moment.js 126ms 97.0%
151
5 Slick Carousel 126ms 94.9%
794
6 jQuery 128ms 95.3%
3,185
7 Flickity 128ms 96.2%
1,551
8 GSAP 130ms 95.8%
182
9 Vue.js 136ms 94.3%
933
10 Lit 144ms 93.8%
966
11 Swiper 145ms 92.6%
1,535
The State of Web Vitals · October 2026 · Shopify sites (8,248) · all devices field datacorewebvitals.io/state-of-cwv
3

Passing INP per provider which group passes the INP most often

ProviderSitesPassing INPp75
React 0.1% 7 100% 84ms
Angular 0.1% 7 100% 144ms
Owl Carousel 2% 166 97% 118ms
Moment.js 1.8% 151 97% 126ms
Flickity 18.8% 1,551 96% 128ms
Lodash 10.9% 896 96% 118ms
lazysizes 20.9% 1,720 96% 121ms
GSAP 2.2% 182 96% 130ms
jQuery 38.6% 3,185 95% 128ms
Slick Carousel 9.6% 794 95% 126ms
Vue.js 11.3% 933 94% 136ms
Lit 11.7% 966 94% 144ms
Swiper 18.6% 1,535 93% 145ms
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 93% and 97%. computed

The State of Web Vitals · October 2026 · Shopify sites (8,248) · 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
jQuery 38.6%
941.8s
95128ms
910.04
941.2s
95521ms
lazysizes 20.9%
931.9s
96121ms
890.04
941.2s
96517ms
Flickity 18.8%
941.9s
96128ms
920.03
941.2s
96524ms
Swiper 18.6%
941.8s
93145ms
910.04
931.2s
95542ms
Lit 11.7%
951.8s
94144ms
910.04
941.2s
97531ms
Vue.js 11.3%
951.7s
94136ms
910.04
961.2s
94536ms
Lodash 10.9%
941.7s
96118ms
910.04
931.2s
96508ms
Slick Carousel 9.6%
921.9s
95126ms
890.04
941.2s
96517ms
GSAP 2.2%
961.8s
96130ms
970.02
961.2s
94556ms
Owl Carousel 2%
912.0s
97118ms
820.09
911.2s
92525ms
Moment.js 1.8%
951.8s
97126ms
890.04
941.2s
97501ms
React 0.1%
1001.3s
10084ms
1000.03
100817ms
100452ms
Angular 0.1%
1001.8s
100144ms
860.04
1001.1s
100542ms
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.

Owl Carousel leads on INP: 97% of its sites pass. Swiper trails at 93%. computed

The State of Web Vitals · October 2026 · Shopify sites (8,248) · all devices field datacorewebvitals.io/state-of-cwv
Related signals A/B testing (12) → Personalization (6) → E-commerce (17) → CDN (16) → 203,892 crawled sites with Chrome field data, representing millions of real page loads · How we measured