Svbtle vs Tumblr
Head-to-head usage across the sites we track.
Top sites by authority
Svbtle · Tumblr · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
2
Open Page Rank 8+
0
14
Open Page Rank 7+
1
29
Open Page Rank 6+
1
37
Open Page Rank 5+
1
46
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Svbtle · Tumblr · share of sites in each country using one or the other
United States
4
505
Japan
1
291
United Kingdom
1
247
Canada
1
235
India
4
224
Germany
1
198
Brazil
1
192
France
1
186
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Svbtle | Tumblr |
|---|---|---|
| LCP | 1.3 s | 1.6 s |
| INP | 50 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 800 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.