BEM vs GSAP
Head-to-head usage across the sites we track.
Top sites by authority
BEM · GSAP · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
2
98
Open Page Rank 8+
16
1,456
Open Page Rank 7+
29
5,973
Open Page Rank 6+
55
12,402
Open Page Rank 5+
92
23,429
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
BEM · GSAP · share of sites in each country using one or the other
United States
244
328,404
India
101
118,978
United Kingdom
212
105,671
Germany
305
102,329
France
162
97,822
Italy
93
96,801
Brazil
61
79,378
Spain
103
76,953
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | BEM | GSAP |
|---|---|---|
| LCP | 1.7 s | 2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 900 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
GSAP to BEM
| Domain | When |
|---|---|
| mirta-n.ru | Aug 2026 |