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
16
Open Page Rank 7+
1
34
Open Page Rank 6+
2
43
Open Page Rank 5+
2
52
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
3
547
Japan
1
333
United Kingdom
1
287
Canada
1
286
India
4
248
Germany
1
224
France
1
216
Brazil
1
212
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Svbtle | Tumblr |
|---|---|---|
| LCP | 1.7 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, 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.