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+
1
101
Open Page Rank 8+
12
1,442
Open Page Rank 7+
24
5,971
Open Page Rank 6+
51
12,404
Open Page Rank 5+
88
23,472
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
251
336,193
India
89
120,243
United Kingdom
187
105,254
Germany
317
103,146
France
133
94,934
Italy
93
90,969
Brazil
58
81,278
Canada
72
75,336
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, 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
BEM to GSAP
| Domain | When |
|---|---|
| spitzenreiter.ru | Sep 2025 |