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
2,426
Open Page Rank 7+
0
11,734
Open Page Rank 6+
0
25,079
Open Page Rank 5+
0
47,981
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
9
427,105
India
10
239,537
Brazil
3
225,038
Germany
8
188,085
Japan
2
180,131
United Kingdom
5
161,180
France
3
159,069
Italy
5
145,736
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Boba.js | Swiper |
|---|---|---|
| LCP | 1.9 s | 2.2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 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.
Boba.js to Swiper
| Domain | When |
|---|---|
| bbt-se.com | May 2026 |