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
246
Open Page Rank 8+
0
5,293
Open Page Rank 7+
0
28,480
Open Page Rank 6+
0
63,084
Open Page Rank 5+
0
122,119
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
83
1,583,459
India
67
622,057
United Kingdom
46
513,433
Brazil
50
428,068
Germany
52
390,348
Japan
46
383,205
Canada
46
380,528
France
50
374,181
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Arc | Cloudflare |
|---|---|---|
| LCP | 2.2 s | 1.9 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1000 ms | 800 ms |
Median site's p75 values from the Chrome UX Report, Jun 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.
Arc to Cloudflare
| Domain | When |
|---|---|
| scorealtodefinitivo.com.br | Jul 2025 |