The State of Web Vitals

E-commerce impact

E-commerce providers and their performance.

Field data PhoneDesktopAll Scope All sites Q2 2026 edition · Desktop field outcomes
Metric LCP INP CLS
1

At a glance the headline numbers for E-commerce impact

E-commerce providers and their performance.

12
Providers ranked
After min-sites filter
40,352
Sites in sample
Combined across all items
0.06
Best CLS (p75)
Shop Pay
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by CLS at p75, fastest first

# Provider CLS p75 Passing Sites
1 Shop Pay 0.06 85.2%
7,911
2 Shopify 0.06 85.1%
7,954
3 OpenCart 0.07 84.8%
231
4 Shopware 0.08 81.1%
5,512
5 PrestaShop 0.09 78.0%
1,216
6 Klarna 0.10 77.6%
490
7 PayPal 0.10 76.3%
2,302
8 WooCommerce 0.10 76.0%
12,465
9 Stripe 0.12 70.4%
1,842
10 BigCommerce 0.13 65.9%
124
11 Afterpay/Affirm 0.18 61.2%
80
12 Ecwid 0.24 55.6%
225
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
3

Passing CLS per provider which group passes the CLS most often

ProviderSitesPassing CLSp75
Snipcart 0% 23 100% 0.04
Shop Pay 4.2% 7,911 85% 0.06
Shopify 4.2% 7,954 85% 0.06
OpenCart 0.1% 231 85% 0.07
Shopware 2.9% 5,512 81% 0.08
PrestaShop 0.6% 1,216 78% 0.09
Klarna 0.3% 490 78% 0.10
PayPal 1.2% 2,302 76% 0.10
WooCommerce 6.6% 12,465 76% 0.10
Stripe 1% 1,842 70% 0.12
BigCommerce 0.1% 124 66% 0.13
Afterpay/Affirm 0% 80 61% 0.18
Ecwid 0.1% 225 56% 0.24
Volusion 0% 17 56% 0.18
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good CLS (0.1 at p75) · one value per site

85% of Shop Pay sites pass CLS. Ecwid trails 29 points behind, leaving 44% 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
WooCommerce 6.6%
593.2s
10061ms
760.10
492.7s
152.4s
Shopify 4.2%
951.7s
9978ms
850.06
951.1s
95481ms
Shop Pay 4.2%
951.7s
10078ms
850.06
951.1s
95480ms
Shopware 2.9%
911.8s
9963ms
810.08
871.4s
641.0s
PayPal 1.2%
862.0s
10066ms
760.10
831.6s
561.2s
Stripe 1%
762.5s
9880ms
700.12
721.9s
541.3s
PrestaShop 0.6%
872.1s
9957ms
780.09
771.7s
371.4s
Klarna 0.3%
882.0s
9887ms
780.10
861.4s
75802ms
OpenCart 0.1%
911.9s
10050ms
850.07
811.6s
541.1s
Ecwid 0.1%
613.2s
95105ms
560.24
761.7s
441.6s
BigCommerce 0.1%
941.9s
10076ms
660.13
921.4s
87674ms
Afterpay/Affirm 0%
772.3s
93103ms
610.18
801.5s
77695ms
Snipcart 0%
751.9s
10073ms
1000.04
751.5s
501.5s
Volusion 0%
782.3s
10049ms
560.18
781.7s
631.2s
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.

Shopify leads on CLS: 85% of its sites pass. Ecwid trails at 56%. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
Related signals Personalization (5) → Marketing pixels (10) → RUM (13) → Scheduling (3) → Chrome field data from 189,915 sites, representing millions of real page loads · How we measured