KMK vs Shopify
Head-to-head usage across the sites we track.
Top sites by authority
KMK · Shopify · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
35
Open Page Rank 8+
0
353
Open Page Rank 7+
0
1,414
Open Page Rank 6+
0
2,990
Open Page Rank 5+
0
6,057
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
KMK · Shopify · share of sites in each country using one or the other
United States
0
254,030
United Kingdom
0
90,252
India
1
82,199
Canada
0
71,778
Germany
1
60,401
Australia
0
60,051
France
0
53,780
Italy
0
38,081
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | KMK | Shopify |
|---|---|---|
| LCP | 1.6 s | 1.4 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 300 ms | 500 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.