BoldGrid Post and Page Builder vs Tumblr
Head-to-head usage across the sites we track.
Top sites by authority
BoldGrid Post and Page Builder · 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+
0
34
Open Page Rank 6+
0
43
Open Page Rank 5+
0
52
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
BoldGrid Post and Page Builder · Tumblr · share of sites in each country using one or the other
United States
1
547
Japan
0
333
United Kingdom
0
287
Canada
0
286
India
0
248
Germany
0
224
France
0
216
Brazil
0
212
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | BoldGrid Post and Page Builder | Tumblr |
|---|---|---|
| LCP | 2.9 s | 1.6 s |
| INP | 25 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 2100 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.