Session recording impact
Session-recording tools ranked by performance impact.
1
At a glance the headline numbers for Session recording impact
Session-recording tools ranked by performance impact.
8
Providers ranked
After min-sites filter
7,824
Sites in sample
Combined across all items
2.2s
Best LCP (p75)
FullStory
The State of Web Vitals · Q1 2026 · 94,910 sites · all devices field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by LCP at p75, fastest first
| # | Provider | LCP p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | FullStory | 2.2s | 82.5% | 146 | |
| 2 | Mouseflow | 2.3s | 80.1% | 169 | |
| 3 | Microsoft Clarity | 2.3s | 79.9% | 4,465 | |
| 4 | Hotjar | 2.3s | 79.1% | 2,379 | |
| 5 | PostHog Replay | 2.5s | 75.6% | 166 | |
| 6 | Smartlook | 2.5s | 74.4% | 88 | |
| 7 | Contentsquare | 2.5s | 73.9% | 318 | |
| 8 | Crazy Egg | 2.6s | 71.7% | 93 |
The State of Web Vitals · Q1 2026 · 94,910 sites · all devices field datacorewebvitals.io/state-of-cwv
3
Passing LCP per provider which group passes the LCP most often
ProviderSitesPassing LCPp75
Inspectlet 0% 15 1.9s
Lucky Orange 0% 38 2.0s
FullStory 0.2% 146 2.2s
Mouseflow 0.2% 169 2.3s
Microsoft Clarity 4.7% 4,465 2.3s
Hotjar 2.5% 2,379 2.3s
PostHog Replay 0.2% 166 2.5s
Smartlook 0.1% 88 2.5s
Contentsquare 0.3% 318 2.5s
Crazy Egg 0.1% 93 2.6s
LogRocket 0% 16 3.1s
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good LCP (2.5s at p75) · one value per site
83% of FullStory sites pass LCP. Contentsquare trails 9 points behind, leaving 26% of its sites failing. computed
The State of Web Vitals · Q1 2026 · 94,910 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 4.7%
802.3s
92141ms
850.06
741.8s
541.2s
Hotjar 2.5%
792.3s
93136ms
850.06
731.9s
541.3s
Contentsquare 0.3%
742.5s
85168ms
810.08
741.8s
591.1s
Mouseflow 0.2%
802.3s
94136ms
860.07
751.8s
591.2s
PostHog Replay 0.2%
762.5s
88148ms
870.06
642.0s
431.4s
FullStory 0.2%
832.2s
91124ms
840.05
831.5s
66947ms
Crazy Egg 0.1%
722.6s
89137ms
830.06
771.8s
521.3s
Smartlook 0.1%
742.5s
92138ms
930.04
642.3s
511.2s
Lucky Orange 0%
842.0s
97102ms
820.07
841.5s
76731ms
LogRocket 0%
633.1s
93169ms
630.19
562.3s
561.1s
Inspectlet 0%
1001.9s
93135ms
800.09
931.1s
79633ms
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.
FullStory leads on LCP: 83% of its sites pass. Contentsquare trails at 74%. computed
The State of Web Vitals · Q1 2026 · 94,910 sites · all devices field datacorewebvitals.io/state-of-cwv
Related signals Search (4) → JS libraries (22) → Scheduling (3) → Push notifications (4) → Chrome field data from 94,910 sites, representing millions of real page loads · How we measured
Chrome field data from 94,910 sites, representing millions of real page loads. How we measured.