

When and to what extent these two speed tests yield different results, as wellĪs the factors that contribute to the differences. NDT), both in controlled and wide-area settings. In this paper, we present theįirst-ever comparative evaluation of Ookla and NDT7 (the latest version of Infrastructure used to perform measurements. Significant differences in both the test design and implementation, and in the Prevalent speed tests, Ookla's Speedtest and Measurement Lab's Networkĭiagnostic Test (NDT), are often used for similar purposes, despite having

Network performance, both in single-user settings and in aggregate. Download a PDF of the paper titled A Comparative Analysis of Ookla Speedtest and Measurement Labs Network Diagnostic Test (NDT7), by Kyle MacMillan and 4 other authors Download PDF Abstract: Consumers, regulators, and ISPs all use client-based "speed tests" to measure
