CartKit vs HubSpot
Head-to-head usage across the sites we track.
Top sites by authority
CartKit · HubSpot · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
80
Open Page Rank 8+
0
1,018
Open Page Rank 7+
0
4,401
Open Page Rank 6+
0
9,127
Open Page Rank 5+
0
16,576
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
CartKit · HubSpot · share of sites in each country using one or the other
United States
74
107,713
India
27
40,606
United Kingdom
36
35,927
Canada
22
29,014
France
18
22,890
Germany
19
22,199
Australia
16
20,648
Spain
15
18,473
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | CartKit | HubSpot |
|---|---|---|
| LCP | 1.6 s | 2 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 800 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.