40 Checkout

How to check out 40 in darts with a double out.

40 (double 20, “tops”) is the classic finish — a miss inside leaves 20 for double 10.

Best 40 checkout
D20
1 dart · finish on D20

Dart by dart

Each dart and its most common miss (a treble or double landing in the single of the same number):

  • Dart 1 D20 → game shot
  • Miss lands S20 → 20 left, then D10

Other ways to finish 40

  • S8D16finishes on D16
  • S20D10finishes on D10
  • S16D12finishes on D12

Quick facts

  • Darts needed: 1 dart (a one-dart finish)
  • Finishing double: D20
  • Straight out (no double needed): D20

40 left in a real game?

Score your next leg in the free ChillDarts scorer — it shows the suggested checkout live as you throw, dart by dart. No sign-up, works on your phone.

Nearby checkouts

See every finish from 170 down to 2 on the checkout chart & calculator.