Klaviyo vs Webpushr
Head-to-head usage across the sites we track.
Top sites by authority
Klaviyo · Webpushr · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
20
3
Open Page Rank 8+
123
15
Open Page Rank 7+
473
44
Open Page Rank 6+
1,250
76
Open Page Rank 5+
3,055
148
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Klaviyo · Webpushr · share of sites in each country using one or the other
United States
94,562
683
United Kingdom
37,244
424
Canada
29,978
297
Australia
27,541
190
Germany
24,145
460
India
20,024
1,623
France
21,230
381
Spain
16,028
330
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Klaviyo | Webpushr |
|---|---|---|
| LCP | 1.6 s | 2.8 s |
| INP | 100 ms | 125 ms |
| CLS | 0 | 0.05 |
| TTFB | 500 ms | 1400 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.