RackCache vs W3 Total Cache
Head-to-head usage across the sites we track.
Top sites by authority
RackCache · W3 Total Cache · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
RackCache · W3 Total Cache · share of sites in each country using one or the other
United States
5,043
38,372
Italy
1,011
17,403
Germany
1,367
15,327
India
1,576
13,633
United Kingdom
1,685
13,328
France
1,111
11,958
Spain
1,021
11,719
Canada
1,950
10,351
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | RackCache | W3 Total Cache |
|---|---|---|
| LCP | 2 s | 2.2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 1200 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
RackCache to W3 Total Cache
| Domain | When |
|---|---|
| purplebeesdaynursery.com | Mar 2026 |