Session recording impact WordPress sites

Session-recording tools ranked by performance impact.

Field data PhoneDesktopAll Scope All sites October 2026 edition · Desktop field outcomes · WordPress sites only
Metric LCP INP CLS
WordPress Scoped to 63,295 sites out of 203,892 analyzed (cms) Compare with all sites →
1

At a glance the headline numbers for Session recording impact

Session-recording tools ranked by performance impact.

6
Providers ranked
After min-sites filter
4,526
Sites in sample
Combined across all items
60ms
Best INP (p75)
Mouseflow
The State of Web Vitals · October 2026 · WordPress sites (63,295) · desktop field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by INP at p75, fastest first

# Provider INP p75 Passing Sites
1 Mouseflow 60ms 100.0%
84
2 Smartlook 62ms 100.0%
56
3 Crazy Egg 62ms 100.0%
50
4 Hotjar 67ms 99.7%
1,566
5 Contentsquare 70ms 100.0%
138
6 Microsoft Clarity 72ms 99.5%
2,632
The State of Web Vitals · October 2026 · WordPress sites (63,295) · desktop field datacorewebvitals.io/state-of-cwv
3

Passing INP per provider which group passes the INP most often

ProviderSitesPassing INPp75
Contentsquare 0.2% 138 100% 70ms
Mouseflow 0.1% 84 100% 60ms
Smartlook 0.1% 56 100% 62ms
Crazy Egg 0.1% 50 100% 62ms
PostHog Replay 0.1% 46 100% 74ms
FullStory 0% 24 100% 52ms
Inspectlet 0% 14 100% 61ms
Lucky Orange 0% 14 100% 94ms
Hotjar 2.5% 1,566 100% 67ms
Microsoft Clarity 4.2% 2,632 100% 72ms
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 100% and 100%. computed

The State of Web Vitals · October 2026 · WordPress sites (63,295) · 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
Microsoft Clarity 4.2%
712.7s
10072ms
760.10
622.2s
291.9s
Hotjar 2.5%
752.5s
10067ms
770.10
642.1s
321.8s
Contentsquare 0.2%
702.6s
10070ms
710.12
602.1s
281.9s
Mouseflow 0.1%
732.5s
10060ms
750.10
681.9s
331.8s
Smartlook 0.1%
523.0s
10062ms
760.07
382.4s
42.1s
Crazy Egg 0.1%
802.3s
10062ms
750.10
692.0s
441.4s
PostHog Replay 0.1%
812.1s
10074ms
920.06
861.6s
291.3s
FullStory 0%
861.3s
10052ms
860.09
861.1s
67838ms
Inspectlet 0%
672.5s
10061ms
560.22
781.4s
561.1s
Lucky Orange 0%
802.3s
10094ms
800.07
601.9s
401.2s
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.

Microsoft Clarity leads on INP: 100% of its sites pass. Contentsquare trails at 100%. computed

The State of Web Vitals · October 2026 · WordPress sites (63,295) · desktop field datacorewebvitals.io/state-of-cwv
Related signals Search (6) → JS libraries (26) → Scheduling (3) → Push notifications (5) → 203,892 crawled sites with Chrome field data, representing millions of real page loads · How we measured