CartKit vs OneSignal
Head-to-head usage across the sites we track.
Top sites by authority
CartKit · OneSignal · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
13
Open Page Rank 8+
0
176
Open Page Rank 7+
0
739
Open Page Rank 6+
0
1,444
Open Page Rank 5+
0
2,450
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
CartKit · OneSignal · share of sites in each country using one or the other
India
17
12,393
United States
64
10,882
Brazil
9
8,647
Germany
19
6,818
United Kingdom
33
6,633
France
18
5,900
Spain
16
5,640
Italy
15
5,601
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | CartKit | OneSignal |
|---|---|---|
| LCP | 1.6 s | 2.5 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 1000 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.