Klaviyo vs Signal
Head-to-head usage across the sites we track.
Top sites by authority
Klaviyo · Signal · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
20
1
Open Page Rank 8+
123
13
Open Page Rank 7+
473
33
Open Page Rank 6+
1,250
53
Open Page Rank 5+
3,055
74
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Klaviyo · Signal · share of sites in each country using one or the other
United States
94,562
1,823
United Kingdom
37,244
229
Canada
29,978
285
Australia
27,541
156
Germany
24,145
178
France
21,230
165
India
20,024
265
Spain
16,028
158
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Klaviyo | Signal |
|---|---|---|
| LCP | 1.6 s | 2.2 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0.05 |
| TTFB | 500 ms | 900 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.