Knowra400 metresLinked fromLinked fromThe 11 pages that link to 400 metres, each with the reason it gives.All 11Broader topic 2Related 1Narrower topic 4Compared with 4Sprint (running)Broader topic: It tests how long high speed can be maintained over a full lap.Allyson FelixBroader topic: She later became a leading 400-metre runner, winning Olympic bronze in Tokyo.