Firewire, 2026

Firewire Groove 2026

1676mm long · 5'6"

489mm wide

57mm thick

27.7litres

See similar boards

Open in Studio See it on firewiresurfboards.com

Sizes & Numbers

Listed by the brand, read off a photo, or worked out

In one line

The 2025 outline, refined. The 27.7 L is the same length and width as the 2025 27.7 L.

27.7 L against the 2025 27.7 L, listed length and width.

As listed by Firewire

Firewire Groove 2026: every size as listed by Firewire
size	length	width	thickness	weight	price
25.8 L	5'4" · 1626 mm	483 mm	56 mm	–	US$995
27.7 L	5'6" · 1676 mm	489 mm	57 mm	–	US$995
29.2 L	5'7" · 1702 mm	495 mm	59 mm	–	US$995
31.1 L	5'8" · 1727 mm	502 mm	60 mm	–	US$995
32.5 L	5'9" · 1753 mm	508 mm	62 mm	–	US$995
34 L	5'10" · 1778 mm	511 mm	64 mm	–	US$995
35.6 L	5'11" · 1803 mm	514 mm	65 mm	–	US$995
37.2 L	6'0" · 1829 mm	518 mm	67 mm	–	US$995
38.8 L	6'1" · 1854 mm	521 mm	68 mm	–	US$995
40.5 L	6'2" · 1880 mm	524 mm	70 mm	–	US$995
43.4 L	6'4" · 1930 mm	533 mm	71 mm	–	US$995

Prices as the Firewire store showed them on 2026-10-27, in its currency · the cheapest version first, every version on hover

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

Which Groove Size for Your Weight?

The Firewire Groove 2026 size each rider would pick, by weight and level

Your weight

kg≈ 165 lb

Your level

75 kg · getting there · look for 33.8–41.3 L

The Groove 37.2 L

5 sizes fall in your range; the 37.2 L is nearest its middle.

Other boards for you

A rule of thumb (0.45 to 0.55 L per kg you weigh), not Firewire’s chart

Every weight and level

Firewire Groove 2026: the size for a rider of 60 to 105 kg, by level
level	60 kg	75 kg	90 kg	105 kg
First sessions0.6 to 0.9 L per kg you weigh	43.4 L	43.4 L · small	too small	too small
Getting there0.45 to 0.55 L per kg you weigh	29.2 L	37.2 L	43.4 L	43.4 L · small
Confident0.38 to 0.45 L per kg you weigh	25.8 L	31.1 L	37.2 L	43.4 L
Expert0.33 to 0.38 L per kg you weigh	too big	25.8 L	32.5 L	37.2 L

Rules of thumb, not Firewire’s chart · “small” and “big”: the nearest size, just outside the range · How the sizes are worked out · Find your board

Next to your board?

Lay the Firewire Groove 27.7 L over up to four others, at one scale.

Compare with…

Generations

Before it · 2025

The 2026 27.7 L is the same length and width as the 2025 27.7 L. Open the 2025

listed length and width

2026 27.7 L 2025 27.7 L

The Firewire Groove over time

Shape & Rocker

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

Read off the 25.8 L outline · derived

53 %wide point, 864 mm from the tail

3.37length over width

381mm wide 12″ from the tail

6,163cm² of planform

Read off the 27.7 L outline · derived

53 %wide point, 891 mm from the tail

3.43length over width

382mm wide 12″ from the tail

6,440cm² of planform

Read off the 29.2 L outline · derived

53 %wide point, 904 mm from the tail

3.44length over width

385mm wide 12″ from the tail

6,621cm² of planform

Read off the 31.1 L outline · derived

53 %wide point, 918 mm from the tail

3.44length over width

388mm wide 12″ from the tail

6,806cm² of planform

Read off the 32.5 L outline · derived

53 %wide point, 931 mm from the tail

3.45length over width

391mm wide 12″ from the tail

6,994cm² of planform

Read off the 34 L outline · derived

53 %wide point, 945 mm from the tail

3.48length over width

392mm wide 12″ from the tail

7,140cm² of planform

Read off the 35.6 L outline · derived

53 %wide point, 958 mm from the tail

3.51length over width

392mm wide 12″ from the tail

7,287cm² of planform

Read off the 37.2 L outline · derived

53 %wide point, 972 mm from the tail

3.53length over width

393mm wide 12″ from the tail

7,435cm² of planform

Read off the 38.8 L outline · derived

53 %wide point, 985 mm from the tail

3.56length over width

393mm wide 12″ from the tail

7,584cm² of planform

Read off the 40.5 L outline · derived

53 %wide point, 999 mm from the tail

3.59length over width

394mm wide 12″ from the tail

7,736cm² of planform

Read off the 43.4 L outline · derived

53 %wide point, 1026 mm from the tail

3.62length over width

398mm wide 12″ from the tail

8,089cm² of planform

Rocker of the 25.8 L · scaled from the 27.7 L measured

60 mmtail rocker, at the tip

23 mm12″ from the tail

33 mm12″ from the nose

114 mmnose rocker, at the tip

350 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

69 mmat its thickest, 54 % from the tail

19 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 27.7 L · measured

62 mmtail rocker, at the tip

24 mm12″ from the tail

36 mm12″ from the nose

117 mmnose rocker, at the tip

356 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

71 mmat its thickest, 54 % from the tail · on the photo; Firewire lists 57 mm

20 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 29.2 L · scaled from the 27.7 L measured

63 mmtail rocker, at the tip

25 mm12″ from the tail

37 mm12″ from the nose

119 mmnose rocker, at the tip

359 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

72 mmat its thickest, 54 % from the tail

20 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 31.1 L · scaled from the 27.7 L measured

64 mmtail rocker, at the tip

26 mm12″ from the tail

38 mm12″ from the nose

121 mmnose rocker, at the tip

362 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

74 mmat its thickest, 54 % from the tail

21 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 32.5 L · scaled from the 27.7 L measured

65 mmtail rocker, at the tip

27 mm12″ from the tail

39 mm12″ from the nose

123 mmnose rocker, at the tip

364 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

76 mmat its thickest, 54 % from the tail

21 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 34 L · scaled from the 27.7 L measured

66 mmtail rocker, at the tip

27 mm12″ from the tail

41 mm12″ from the nose

125 mmnose rocker, at the tip

367 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

78 mmat its thickest, 54 % from the tail

21 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 35.6 L · scaled from the 27.7 L measured

67 mmtail rocker, at the tip

28 mm12″ from the tail

42 mm12″ from the nose

127 mmnose rocker, at the tip

370 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

80 mmat its thickest, 54 % from the tail

21 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 37.2 L · scaled from the 27.7 L measured

68 mmtail rocker, at the tip

29 mm12″ from the tail

43 mm12″ from the nose

129 mmnose rocker, at the tip

373 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

82 mmat its thickest, 54 % from the tail

22 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 38.8 L · scaled from the 27.7 L measured

69 mmtail rocker, at the tip

30 mm12″ from the tail

45 mm12″ from the nose

130 mmnose rocker, at the tip

375 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

84 mmat its thickest, 54 % from the tail

22 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 40.5 L · scaled from the 27.7 L measured

70 mmtail rocker, at the tip

31 mm12″ from the tail

46 mm12″ from the nose

132 mmnose rocker, at the tip

378 mmflat to within 3 mm, from 40 % to 60 % of the length

48 %of the length to the lowest point, from the tail

86 mmat its thickest, 54 % from the tail

22 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 43.4 L · scaled from the 27.7 L measured

71 mmtail rocker, at the tip

32 mm12″ from the tail

49 mm12″ from the nose

136 mmnose rocker, at the tip

384 mmflat to within 3 mm, from 40 % to 60 % of the length

48 %of the length to the lowest point, from the tail

88 mmat its thickest, 54 % from the tail

23 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 Firewire's photo of the 27.7 L. Tail end set by Firewire's photo convention, not checked by a person.