Cart Functionality vs ShopBase
Head-to-head usage across the sites we track.
Top sites by authority
Cart Functionality · ShopBase · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
146
0
Open Page Rank 8+
2,468
1
Open Page Rank 7+
10,226
1
Open Page Rank 6+
20,356
1
Open Page Rank 5+
37,111
1
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Cart Functionality · ShopBase · share of sites in each country using one or the other
United States
737,680
363
United Kingdom
239,464
101
India
207,201
22
Germany
196,505
50
France
181,709
55
Canada
166,395
53
Brazil
145,168
9
Italy
138,310
33
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Cart Functionality | ShopBase |
|---|---|---|
| LCP | 1.7 s | 3.1 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0.05 |
| TTFB | 700 ms | 1900 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.