Neat A/B testing vs Optimizely

Head-to-head usage across the sites we track.

Detections for Neat A/B testing end in Feb 2026. The fingerprint catalog behind our crawls no longer carries that technology as its own entry, usually because it was retired or split into more specific ones, so its figure is the last recorded and is not directly comparable with a currently tracked technology.

Top sites by authority

Neat A/B testing · Optimizely · 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

Neat A/B testing · Optimizely · share of sites in each country using one or the other

United States 10

25,512

Canada 5

6,167

India 5

4,899

United Kingdom 4

4,567

Australia 3

4,029

Germany 4

3,412

France 3

3,284

Spain 2

3,112

Audience countries from the Chrome UX Report, top markets of either technology.

Real user performance

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.

All Neat A/B testing sites · All Optimizely sites