We compared Cloudflare ★★★★☆ with Xfinity Speed Test ★★★★☆ and concluded that these speed tests have completely different features, which one is best depends on your needs.
If speed and data efficiency are important to you, choose Xfinity Speed Test.
However, if information provision is important to you, choose Cloudflare.
The radar chart above is based on the results of our standardized speed test test. The results speak for themselves.
Strengths of Cloudflare
By far Cloudflare's strongest point is its information provision.
Even before you start the test, it becomes clear what happens to your IP address and how many megabytes (maximum) are needed for a test.
Cloudflare runs multiple tests in succession. Each test clearly shows what the results are.
Cloudflare also scores well in terms of ease of use. For example, you can easily pause the test. Furthermore, Cloudflare is ad- and cookie-free.
It is therefore not surprising that Cloudflare also scores high on the Usable speed tests and Privacy respecting speed tests lists.
Strengths of Xfinity
The Xfinity Speed Test has a sleek interface with aircraft-based speed indicators. The speed test is ad free.
The Xfinity speed test is a fairly accurate speed test, but the variance can be quite large. Therefore, multiple tests are recommended when using Xfinity.
Ultimately, the speed test provides a clear and understandable interpretation of the results.
Our recommendation
Based on what we know about speed tests, we'd say it's a toss-up if we had to choose between these two speed tests. These speed tests have completely different features, which one is best depends on your needs.