Arc vs Cloudflare
Head-to-head usage across the sites we track.
Top sites by authority
Arc · Cloudflare · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
243
Open Page Rank 8+
0
5,318
Open Page Rank 7+
0
28,496
Open Page Rank 6+
0
62,889
Open Page Rank 5+
0
121,453
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Arc · Cloudflare · share of sites in each country using one or the other
United States
67
1,456,850
India
61
571,175
United Kingdom
45
472,939
Brazil
48
435,717
Germany
43
354,801
Canada
38
343,253
Japan
41
339,857
France
43
331,596
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Arc | Cloudflare |
|---|---|---|
| LCP | 1.8 s | 1.8 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 700 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.