Yes, you can be a big guy and ride a ShortSUP of 6’6 and 100L in choppy water and on shore wind.
Yes, you can.
SUPer : Patrice Guénolé en GONG SUP Fatal Round 6’6 et pagaie Carbon 185cm.

Source : Team GONG SUP, stand up paddle extreme de la mort qui pique 😉