Editor's note: We updated this guide on 16 July 2026, but we're currently in the process of testing a couple of new models, including the Asics
Ali Ball is the E-Commerce Editor at Runner’s World UK. She specializes in testing and reviewing the latest running shoes, gear, and tech, while also uncovering the best deals during major sales events. With a background in health and fitness journalism since 2017, Ali has contributed to prominent outlets including Yahoo Sports UK and Women's Health, focusing on themes of fitness, wellness, and the sports business.