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
12
Open Page Rank 8+
0
180
Open Page Rank 7+
0
750
Open Page Rank 6+
0
1,480
Open Page Rank 5+
0
2,514
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
27
14,332
United States
74
12,390
Brazil
9
9,729
Germany
19
7,819
United Kingdom
36
7,472
France
18
6,996
Italy
15
6,485
Spain
15
6,382
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 | 0.05 |
| TTFB | 500 ms | 1000 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.