The State of Web Vitals

CMS impact

Performance impact by cms provider.

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

At a glance the headline numbers for CMS impact

Performance impact by cms provider.

8
Providers ranked
After min-sites filter
80,309
Sites in sample
Combined across all items
0.02
Best CLS (p75)
Wix
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 Wix 0.02 95.7%
5,217
2 Shopify 0.06 85.5%
7,625
3 Typo3 0.08 78.4%
95
4 Squarespace 0.08 80.5%
2,028
5 Joomla 0.08 79.6%
2,325
6 Drupal 0.09 78.2%
2,990
7 WordPress 0.09 77.4%
59,040
8 Adobe commerce 0.14 66.2%
989
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
Wix 2.7% 5,217 96% 0.02
Shopify 4% 7,625 85% 0.06
Squarespace 1.1% 2,028 80% 0.08
Hubspot cms 0% 5 80% 0.06
Joomla 1.2% 2,325 80% 0.08
Typo3 0% 95 78% 0.08
Drupal 1.6% 2,990 78% 0.09
Wordpress 31.1% 59,040 77% 0.09
Adobe commerce 0.5% 989 66% 0.14
Webflow 0% 15 60% 0.13
Ghost 0% 37 58% 0.14
Storyblok 0% 11 44% 0.14
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

96% of Wix sites pass CLS. Adobe commerce trails 30 points behind, leaving 34% 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
Wix 2.7%
931.6s
10049ms
960.02
93805ms
72914ms
Shopify 4%
961.6s
9978ms
850.06
961.0s
97470ms
Storyblok 0%
1002.0s
10080ms
440.14
1001.4s
63962ms
Typo3 0%
951.5s
10048ms
780.08
921.1s
74924ms
Webflow 0%
1001.3s
10073ms
600.13
100552ms
100201ms
Wordpress 31.1%
762.5s
10062ms
770.09
672.0s
361.7s
Drupal 1.6%
931.6s
10056ms
780.09
891.3s
68917ms
Joomla 1.2%
931.8s
10049ms
800.08
861.4s
66935ms
Adobe commerce 0.5%
832.2s
10068ms
660.14
741.8s
321.5s
Squarespace 1.1%
941.9s
10058ms
800.08
951.2s
98464ms
Ghost 0%
1001.3s
10055ms
580.14
100900ms
93592ms
Hubspot cms 0%
1001.3s
10073ms
800.06
1001.2s
100669ms
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.

Wix leads on CLS: 96% of its sites pass. Adobe commerce trails at 66%. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
Related signals Video (7) → A/B testing (12) → JS libraries (25) → Customer data platforms (6) → Chrome field data from 189,915 sites, representing millions of real page loads · How we measured