Arc vs jsDelivr
Head-to-head usage across the sites we track.
Top sites by authority
Arc · jsDelivr · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
139
Open Page Rank 8+
0
2,744
Open Page Rank 7+
0
12,072
Open Page Rank 6+
0
24,230
Open Page Rank 5+
0
43,228
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Arc · jsDelivr · share of sites in each country using one or the other
United States
68
297,049
India
62
167,723
Japan
41
158,519
United Kingdom
46
117,022
Brazil
48
105,974
France
44
92,567
Germany
41
87,206
Canada
42
85,473
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Arc | jsDelivr |
|---|---|---|
| LCP | 2.1 s | 1.9 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1000 ms | 700 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.