Express vs Sapper
Head-to-head usage across the sites we track.
Top sites by authority
Express · Sapper · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
63
1
Open Page Rank 8+
794
1
Open Page Rank 7+
2,329
8
Open Page Rank 6+
3,763
16
Open Page Rank 5+
5,743
20
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Express · Sapper · share of sites in each country using one or the other
United States
41,639
200
India
25,247
104
United Kingdom
18,417
106
Germany
17,171
120
Brazil
16,922
76
France
15,941
96
Canada
15,658
106
Spain
13,005
79
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Express | Sapper |
|---|---|---|
| LCP | 2.3 s | 1.8 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 700 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.