The State of Web Vitals

Session recording impact

Session-recording tools ranked by performance impact.

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

At a glance the headline numbers for Session recording impact

Session-recording tools ranked by performance impact.

9
Providers ranked
After min-sites filter
14,812
Sites in sample
Combined across all items
114ms
Best INP (p75)
FullStory
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 FullStory 114ms 89.0%
271
2 Lucky Orange 116ms 95.1%
78
3 Crazy Egg 133ms 91.7%
185
4 Hotjar 135ms 93.1%
4,462
5 Mouseflow 135ms 94.3%
304
6 Smartlook 137ms 92.9%
162
7 Microsoft Clarity 138ms 92.6%
8,476
8 PostHog Replay 146ms 89.2%
283
9 Contentsquare 166ms 85.7%
591
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
Inspectlet 0% 39 97% 130ms
Lucky Orange 0% 78 95% 116ms
Mouseflow 0.2% 304 94% 135ms
Hotjar 2.3% 4,462 93% 135ms
Smartlook 0.1% 162 93% 137ms
Microsoft Clarity 4.5% 8,476 93% 138ms
Crazy Egg 0.1% 185 92% 133ms
PostHog Replay 0.1% 283 89% 146ms
FullStory 0.1% 271 89% 114ms
Contentsquare 0.3% 591 86% 166ms
LogRocket 0% 28 83% 173ms
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good INP (200ms at p75) · one value per site

94% of Mouseflow sites pass INP. Contentsquare trails 8 points behind. 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
Microsoft Clarity 4.5%
802.3s
93138ms
840.06
731.8s
541.3s
Hotjar 2.3%
782.4s
93135ms
840.06
721.9s
531.3s
Contentsquare 0.3%
702.7s
86166ms
780.09
721.9s
561.2s
Mouseflow 0.2%
782.4s
94135ms
830.07
731.9s
571.2s
PostHog Replay 0.1%
782.4s
89146ms
880.06
681.9s
441.4s
FullStory 0.1%
802.3s
89114ms
810.06
821.6s
651.0s
Crazy Egg 0.1%
762.5s
92133ms
840.06
741.9s
531.3s
Smartlook 0.1%
752.5s
93137ms
870.07
632.2s
451.3s
Lucky Orange 0%
862.1s
95116ms
860.04
831.6s
74814ms
Inspectlet 0%
852.0s
97130ms
770.09
771.7s
581.1s
LogRocket 0%
563.3s
83173ms
590.19
562.1s
591.1s
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.

Mouseflow leads on INP: 94% of its sites pass. Contentsquare trails at 86%. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · all devices field datacorewebvitals.io/state-of-cwv
Related signals Search (5) → JS libraries (23) → Scheduling (3) → Push notifications (5) → Chrome field data from 189,915 sites, representing millions of real page loads · How we measured