RSS vs Tapcart
Head-to-head usage across the sites we track.
Top sites by authority
RSS · Tapcart · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
179
1
Open Page Rank 8+
3,548
4
Open Page Rank 7+
16,334
9
Open Page Rank 6+
34,791
33
Open Page Rank 5+
68,200
82
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
RSS · Tapcart · share of sites in each country using one or the other
United States
887,410
1,300
India
336,391
575
Germany
333,621
370
Japan
319,148
142
United Kingdom
282,220
684
France
267,086
358
Brazil
265,509
198
Italy
258,995
269
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | RSS | Tapcart |
|---|---|---|
| LCP | 2.1 s | 1.7 s |
| INP | 75 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 1100 ms | 500 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Tapcart to RSS
| Domain | When |
|---|---|
| naturalhounds.com | Oct 2025 |