Four races. Four tests. One overall champion.
The 2026 Best Race Series, in partnership with adidas brings you a four race challenge designed to push every aspect of your running: threshold, endurance, limits, and speed. Complete all four events to compete for end of series prizes, exclusive recognition, and your title as series champion!
The Four Race ChallengesRace 1, The Threshold Test (10K)
📅 Thursday 19 March 2026
⏰ 7:00 PM
📍 Battersea Park
Race 2, The Endurance Test (Half Marathon)
📅 Sunday 12 April 2026
⏰ 8:30 AM
📍 Battersea Park
Race 3, Limit 60 (60‑Minute Track Challenge)
📅 Wednesday 22 July 2026
⏰ 7:00 PM
📍 Tooting Track
Race 4, The Speed Test (5K)
📅 Wednesday 16 September 2026
⏰ 7:00 PM
📍 Battersea Park