JP Australia, 2021

HydroFoil 2021

2090mm long · 6'10"

780mm wide

≈ 119mm thick · medium confidence

120litres

Open in Studio See it on jp-australia.com

Sizes & Numbers

Listed by the brand, read off a photo, or worked out: where every number comes from

In one line

The 2020 outline, refined. The 120 L is the same length and width as the 2020 120 L.

120 L against the 2020 120 L, listed length and width.

As listed by JP Australia

JP Australia HydroFoil 2021: every size as listed by JP Australia
size	length	width	thickness	weight
120 L	209 cm · 2090 mm	780 mm	119 mm · medium confidence	7.5–8.9 kg
135 L	214 cm · 2140 mm	850 mm	≈ 119 mm · estimated	8.4–9.5 kg
150 L	214 cm · 2140 mm	910 mm	≈ 124 mm · estimated	8.9–10.2 kg

Every size side by side, tails on one line, one scale

Next to your board?

Lay the JP Australia HydroFoil 120 L over up to four others, at one scale.

Compare with…

Generations

Before it · 2020

The 2021 120 L is the same length and width as the 2020 120 L; its wide point moved 48 mm toward the tail. Open the 2020

listed length and width · wide point derived

2021 120 L 2020 120 L

After it · 2022

The 2022 155 L is 10 mm longer and 20 mm narrower than the 2021 150 L; its wide point moved 46 mm toward the nose. Open the 2022

listed length and width · wide point derived

2021 150 L 2022 155 L

The JP Australia HydroFoil over time

Shape & Rocker

From above, then from the side, true scale · the chosen size solid, the others dashed

Read off the 120 L outline · derived

50 %wide point, 1052 mm from the tail

2.68length over width

663mm wide 12″ from the tail

13,996cm² of planform

Read off the 135 L outline · derived

50 %wide point, 1077 mm from the tail

2.52length over width

719mm wide 12″ from the tail

15,593cm² of planform

Read off the 150 L outline · derived

50 %wide point, 1077 mm from the tail

2.35length over width

770mm wide 12″ from the tail

16,694cm² of planform

Rocker of the 120 L · measured

26 mmtail rocker, at the tip

15 mm12″ from the tail

52 mm12″ from the nose

131 mmnose rocker, at the tip

502 mmflat to within 3 mm, from 34 % to 58 % of the length

47 %of the length to the lowest point, from the tail

119 mmat its thickest, 33 % from the tail

48 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 135 L · scaled from the 120 L measured

27 mmtail rocker, at the tip

15 mm12″ from the tail

55 mm12″ from the nose

134 mmnose rocker, at the tip

508 mmflat to within 3 mm, from 34 % to 58 % of the length

47 %of the length to the lowest point, from the tail

119 mmat its thickest, 33 % from the tail

49 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 150 L · scaled from the 120 L measured

27 mmtail rocker, at the tip

15 mm12″ from the tail

55 mm12″ from the nose

134 mmnose rocker, at the tip

508 mmflat to within 3 mm, from 34 % to 58 % of the length

47 %of the length to the lowest point, from the tail

124 mmat its thickest, 33 % from the tail

49 mmlonger along the bottom curve than flat

Lay this rocker over other boards

True proportions · dots at 10 mm and 12″ in from each tip · bracket: flat to within 3 mm · Measured on JP Australia's photo of the 120 L. Tail end set by Claude, not checked by a person.