M-Lab versus Xfinity Speed Test

We compared M-Lab ★★★★★ with Xfinity Speed Test ★★★★☆ and concluded that M-Lab is a better speed test than Xfinity.

This is mainly because M-Lab has a higher precision than Xfinity and is more accurate.

However, if ddd is important to you, it's best to use Xfinity.

A radar chart comparing M-Lab with Xfinity Speed Test on the aspects of accuracy, data usage, speed, security, privacy, usability, accessibility and informativeness

The radar chart above is based on the results of our standardized speed test test. The results speak for themselves.

Strengths of M-Lab

M-Lab is one of the few speed tests with an accuracy score of 100 (out of 100).

It's good to know that compared to most other speed tests, M-Lab scores quite well and fairly evenly on the different aspects we tested.

M-Lab scores high on the overall score list due to its high accuracy and thoroughness.

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, if we had to choose between these two speed tests, we would choose M-Lab over Xfinity. The deciding factor is the high precision and accuracy of M-Lab.