Boba.js vs Swiper
Head-to-head usage across the sites we track.
Top sites by authority
Boba.js · Swiper · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
120
Open Page Rank 8+
0
2,420
Open Page Rank 7+
0
11,764
Open Page Rank 6+
0
25,133
Open Page Rank 5+
0
48,286
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Boba.js · Swiper · share of sites in each country using one or the other
United States
8
436,711
India
14
243,576
Brazil
4
230,631
Germany
9
191,904
Japan
2
181,403
United Kingdom
5
161,912
France
4
156,599
Italy
5
140,074
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Boba.js | Swiper |
|---|---|---|
| LCP | 2 s | 2.1 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 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.
Boba.js to Swiper
| Domain | When |
|---|---|
| bbt-se.com | May 2026 |