Shopify Buy Button vs Vitals
Head-to-head usage across the sites we track.
Top sites by authority
Shopify Buy Button · Vitals · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Shopify Buy Button · Vitals · share of sites in each country using one or the other
United States
1,460
3,333
United Kingdom
490
1,391
India
316
1,306
Canada
446
987
Germany
294
970
Australia
270
946
France
247
922
Italy
212
682
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Shopify Buy Button | Vitals |
|---|---|---|
| LCP | 1.7 s | 1.5 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 600 ms | 500 ms |
Median site's p75 values from the Chrome UX Report, Sep 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.
Shopify Buy Button to Vitals
| Domain | When |
|---|---|
| silverstro.gr | Jun 2026 |
| makostars.com | Oct 2025 |