サーフボード容量計算機

サーフボードに必要な容量は？体重とレベルを入力すると、おすすめの容量（リットル）と合うボードの種類がわかります。

Your weight

Your level

BeginnerLearning to stand up and ride whitewaterCasual / weekendA few times a year, even if you have surfed for yearsIntermediateCatching green waves and turning, or an older surferIntermediate to advancedSurfing often, with controlled turnsAdvanced / proSurfing a lot, in powerful waves

Board construction

Recommended volume

28.5–31.5litres

75 kg × Guild Factor 0.38–0.42

Board types that usually suit

Funboard / mini-mal
Fish
Groveller / hybrid

Pick the top of the range if you surf rarely, in weak waves, in a thick wetsuit, or want easier paddling. Honestly: most surfers overestimate their level.

A starting point, not a final answer. Two boards with the same volume can feel different depending on where the volume sits.

Read the full guide: volume, shape, fins and buying advice →