Badminton Scoring for Singles Under 3×15: What Changes

How does singles scoring work under badminton's 3×15 system? You play best-of-three games to 15, and the singles serving rule is unchanged: serve from the right service court when your score is even, and from the left when it is odd. Only the target moved from 21 to 15.

Singles serving: even and odd

Start at 0 — an even number — so you serve from the right. Win the rally and your score is 1 (odd), so your next serve is from the left. Lose it and the serve passes to your opponent, who then serves from the court that matches their score. The pattern never changes; only the finish line moved to 15.

What 15 changes for singles players

Singles is the format where the shorter game bites hardest. Under 3×21 you could spend the first few points reading drift and rhythm; at 15, a 4–1 deficit is already serious. Expect quicker tempo, earlier attacking and a premium on a reliable serve and return. The fitness emphasis shifts a little from pure endurance toward explosive, front-loaded intensity — see our 3×15 overview for the tactical picture.

Frequently asked questions

Which side do I serve from in singles?

Right service court when your score is even (0, 2, 4…), left when it is odd (1, 3, 5…). Serves always go diagonally.

Did the singles service rule change under 3×15?

No — only the game target changed from 21 to 15. The even/odd service-court rule is the same.

Sources: BWF — key changes under 3×15.

Part 3 of our weekly 3×15 series. Next: scoring and serving in doubles. Follow the Badminton 360 blog.