Klaviyo vs Sleeknote
Head-to-head usage across the sites we track.
Top sites by authority
Klaviyo · Sleeknote · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
20
1
Open Page Rank 8+
123
6
Open Page Rank 7+
473
54
Open Page Rank 6+
1,250
119
Open Page Rank 5+
3,055
254
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Klaviyo · Sleeknote · share of sites in each country using one or the other
United States
94,562
1,439
United Kingdom
37,244
748
Canada
29,978
518
Australia
27,541
347
Germany
24,145
751
France
21,230
464
India
20,024
529
Spain
16,028
375
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Klaviyo | Sleeknote |
|---|---|---|
| LCP | 1.6 s | 1.7 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 700 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.
Klaviyo to Sleeknote
| Domain | When |
|---|---|
| spiselighage.no | Feb 2026 |
| keys-shop.in | Nov 2025 |
| epoka.com | Oct 2025 |
| zederkof.se | Sep 2025 |
Sleeknote to Klaviyo
| Domain | When |
|---|---|
| patrolbase.co.uk | Aug 2026 |
| magicbeauty.rs | Jul 2026 |
| toftjessen.dk | Jul 2026 |
| ventouxbike.dk | Jun 2026 |
| fluer.dk | May 2026 |
| partyvikings.se | May 2026 |
| poptop.shop | May 2026 |
| bloesemvintage.nl | Apr 2026 |
| fullblast.dk | Mar 2026 |
| ejvinds.dk | Feb 2026 |
| bargear.se | Feb 2026 |
| nordiskgarn.dk | Feb 2026 |
| bargear.dk | Feb 2026 |
| eventii.dk | Dec 2025 |
| nespresso.is | Dec 2025 |
| drbeasleys.com | Nov 2025 |
| legebyen.dk | Oct 2025 |
| zederkof.se | Sep 2025 |