FlippingBook vs Wheelio
Head-to-head usage across the sites we track.
Top sites by authority
FlippingBook · Wheelio · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
4
0
Open Page Rank 8+
19
0
Open Page Rank 7+
48
0
Open Page Rank 6+
73
0
Open Page Rank 5+
106
0
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
FlippingBook · Wheelio · share of sites in each country using one or the other
United States
900
23,083
India
188
11,663
United Kingdom
292
11,460
Germany
140
11,531
Brazil
89
9,835
Canada
212
9,329
France
169
9,256
Spain
105
8,959
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | FlippingBook | Wheelio |
|---|---|---|
| LCP | 1.8 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 800 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.