Amazon CloudWatch RUM vs Datadog

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

Top sites by authority

Amazon CloudWatch RUM · Datadog · 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

Amazon CloudWatch RUM · Datadog · share of sites in each country using one or the other

United States 429

83,715

United Kingdom 269

17,025

Canada 215

15,095

India 272

12,732

South Korea 133

12,033

Australia 203

10,817

Germany 209

9,961

France 231

9,867

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, 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.

All Amazon CloudWatch RUM sites · All Datadog sites