Arc XP vs WordPress
Head-to-head usage across the sites we track.
Top sites by authority
Arc XP · WordPress · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
122
Open Page Rank 8+
39
2,606
Open Page Rank 7+
168
13,725
Open Page Rank 6+
269
32,402
Open Page Rank 5+
330
68,820
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Arc XP · WordPress · share of sites in each country using one or the other
United States
588
915,273
Japan
167
434,030
India
291
347,241
Germany
262
344,615
United Kingdom
318
302,584
France
230
280,353
Brazil
205
272,704
Italy
215
272,209
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Arc XP | WordPress |
|---|---|---|
| LCP | 2.1 s | 2.2 s |
| INP | 125 ms | 75 ms |
| CLS | 0.05 | 0 |
| TTFB | 800 ms | 1100 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.