Mastercard vs Tamara
Head-to-head usage across the sites we track.
Top sites by authority
Mastercard · Tamara · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
13
0
Open Page Rank 8+
143
1
Open Page Rank 7+
505
2
Open Page Rank 6+
1,057
2
Open Page Rank 5+
2,086
3
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Mastercard · Tamara · share of sites in each country using one or the other
United States
135,747
56
United Kingdom
52,625
35
Canada
37,821
20
Germany
37,542
44
Australia
34,444
10
France
31,057
46
India
23,507
80
Italy
23,144
27
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Mastercard | Tamara |
|---|---|---|
| LCP | 1.4 s | 3.5 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 400 ms | 1800 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Mastercard to Tamara
| Domain | When |
|---|---|
| fyool.me | Aug 2025 |
Tamara to Mastercard
| Domain | When |
|---|---|
| mdsmobile.ae | Feb 2026 |
| watchkompany.com | Dec 2025 |