Klaviyo vs Marketo
Head-to-head usage across the sites we track.
Top sites by authority
Klaviyo · Marketo · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
17
33
Open Page Rank 8+
117
365
Open Page Rank 7+
456
1,110
Open Page Rank 6+
1,239
1,762
Open Page Rank 5+
3,036
2,421
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Klaviyo · Marketo · share of sites in each country using one or the other
United States
103,547
8,059
United Kingdom
40,783
3,810
Canada
33,265
4,037
Australia
30,331
2,901
Germany
26,133
2,617
India
22,437
4,994
France
23,908
2,631
Spain
16,738
2,322
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Klaviyo | Marketo |
|---|---|---|
| LCP | 1.6 s | 2 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 900 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.
Marketo to Klaviyo
| Domain | When |
|---|---|
| caesarssuperdome.com | Feb 2026 |
| canadream.com | Nov 2025 |