Firewire Mindcraft Ultra 2026
Surf › Rounded pin tail
Firewire, 2026
1473mm long · 4'10"
426mm wide
52mm thick
18.2litres
Listed by the brand, read off a photo, or worked out
In one line
A narrower tail than most. A rounded pin tail, a medium nose and gently curved rails.
derived · against the 146 other surf boards in the atlas, read off the outlines.
As listed by Firewire
| size | length | width | thickness | weight | price |
|---|---|---|---|---|---|
| 15.4 L | 4'6" · 1372 mm | 413 mm | 49 mm | – | US$695 |
| 16.7 L | 4'8" · 1422 mm | 419 mm | 51 mm | – | US$695 |
| 18.2 L | 4'10" · 1473 mm | 426 mm | 52 mm | – | US$695 |
| 19.7 L | 5'0" · 1524 mm | 432 mm | 54 mm | – | US$695 |
| 21.2 L | 5'2" · 1575 mm | 438 mm | 56 mm | – | US$695 |
| 23.7 L | 5'4" · 1626 mm | 460 mm | 57 mm | – | US$995 |
| 25 L | 5'5" · 1651 mm | 467 mm | 59 mm | – | US$995 |
| 26.5 L | 5'6" · 1676 mm | 473 mm | 60 mm | – | US$995 |
| 27.9 L | 5'7" · 1702 mm | 479 mm | 62 mm | – | US$995 |
| 29.5 L | 5'8" · 1727 mm | 486 mm | 64 mm | – | US$995 |
| 31 L | 5'9" · 1753 mm | 492 mm | 65 mm | – | US$995 |
| 32.6 L | 5'10" · 1778 mm | 499 mm | 67 mm | – | US$995 |
| 34.3 L | 5'11" · 1803 mm | 505 mm | 68 mm | – | US$995 |
| 36.1 L | 6'0" · 1829 mm | 511 mm | 70 mm | – | US$995 |
| 37.9 L | 6'1" · 1854 mm | 518 mm | 71 mm | – | US$995 |
| 39.7 L | 6'2" · 1880 mm | 524 mm | 73 mm | – | US$995 |
| 41.6 L | 6'3" · 1905 mm | 530 mm | 75 mm | – | US$995 |
| 43.6 L | 6'4" · 1930 mm | 537 mm | 76 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
The Firewire Mindcraft 2026 size each rider would pick, by weight and level
75 kg · getting there · look for 33.8–41.3 L
The Mindcraft 37.9 L
4 sizes fall in your range; the 37.9 L is nearest its middle.
A rule of thumb (0.45 to 0.55 L per kg you weigh), not Firewire’s chart
| level | 60 kg | 75 kg | 90 kg | 105 kg |
|---|---|---|---|---|
| First sessions0.6 to 0.9 L per kg you weigh | 43.6 L | 43.6 L · small | too small | too small |
| Getting there0.45 to 0.55 L per kg you weigh | 29.5 L | 37.9 L | 43.6 L | 43.6 L · small |
| Confident0.38 to 0.45 L per kg you weigh | 25 L | 31 L | 37.9 L | 43.6 L |
| Expert0.33 to 0.38 L per kg you weigh | 21.2 L | 26.5 L | 32.6 L | 37.9 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
From above, then from the side, true scale · the chosen size solid, the others dashed
Read off the 15.4 L outline · derived
50 %wide point, 684 mm from the tail
3.32length over width
356mm wide 12″ from the tail
4,471cm² of planform
Read off the 16.7 L outline · derived
50 %wide point, 710 mm from the tail
3.39length over width
358mm wide 12″ from the tail
4,708cm² of planform
Read off the 18.2 L outline · derived
50 %wide point, 735 mm from the tail
3.46length over width
360mm wide 12″ from the tail
4,949cm² of planform
Read off the 19.7 L outline · derived
50 %wide point, 760 mm from the tail
3.53length over width
361mm wide 12″ from the tail
5,197cm² of planform
Read off the 21.2 L outline · derived
50 %wide point, 786 mm from the tail
3.59length over width
363mm wide 12″ from the tail
5,449cm² of planform
Read off the 23.7 L outline · derived
50 %wide point, 811 mm from the tail
3.53length over width
378mm wide 12″ from the tail
5,911cm² of planform
Read off the 25 L outline · derived
50 %wide point, 824 mm from the tail
3.54length over width
382mm wide 12″ from the tail
6,085cm² of planform
Read off the 26.5 L outline · derived
50 %wide point, 836 mm from the tail
3.54length over width
385mm wide 12″ from the tail
6,264cm² of planform
Read off the 27.9 L outline · derived
50 %wide point, 849 mm from the tail
3.55length over width
389mm wide 12″ from the tail
6,443cm² of planform
Read off the 29.5 L outline · derived
50 %wide point, 862 mm from the tail
3.56length over width
392mm wide 12″ from the tail
6,627cm² of planform
Read off the 31 L outline · derived
50 %wide point, 874 mm from the tail
3.56length over width
396mm wide 12″ from the tail
6,811cm² of planform
Read off the 32.6 L outline · derived
50 %wide point, 887 mm from the tail
3.57length over width
399mm wide 12″ from the tail
7,000cm² of planform
Read off the 34.3 L outline · derived
50 %wide point, 900 mm from the tail
3.57length over width
403mm wide 12″ from the tail
7,190cm² of planform
Read off the 36.1 L outline · derived
50 %wide point, 912 mm from the tail
3.58length over width
405mm wide 12″ from the tail
7,383cm² of planform
Read off the 37.9 L outline · derived
50 %wide point, 925 mm from the tail
3.58length over width
407mm wide 12″ from the tail
7,578cm² of planform
Read off the 39.7 L outline · derived
50 %wide point, 938 mm from the tail
3.59length over width
409mm wide 12″ from the tail
7,777cm² of planform
Read off the 41.6 L outline · derived
50 %wide point, 950 mm from the tail
3.59length over width
412mm wide 12″ from the tail
7,977cm² of planform
Read off the 43.6 L outline · derived
50 %wide point, 963 mm from the tail
3.60length over width
414mm wide 12″ from the tail
8,181cm² of planform
Rocker of the 15.4 L · scaled from the 18.2 L measured
Rocker of the 16.7 L · scaled from the 18.2 L measured
Rocker of the 18.2 L · measured
Rocker of the 19.7 L · scaled from the 18.2 L measured
Rocker of the 21.2 L · scaled from the 18.2 L measured
Rocker of the 23.7 L · scaled from the 18.2 L measured
Rocker of the 25 L · scaled from the 18.2 L measured
Rocker of the 26.5 L · scaled from the 18.2 L measured
Rocker of the 27.9 L · scaled from the 18.2 L measured
Rocker of the 29.5 L · scaled from the 18.2 L measured
Rocker of the 31 L · scaled from the 18.2 L measured
Rocker of the 32.6 L · scaled from the 18.2 L measured
Rocker of the 34.3 L · scaled from the 18.2 L measured
Rocker of the 36.1 L · scaled from the 18.2 L measured
Rocker of the 37.9 L · scaled from the 18.2 L measured
Rocker of the 39.7 L · scaled from the 18.2 L measured
Rocker of the 41.6 L · scaled from the 18.2 L measured
Rocker of the 43.6 L · scaled from the 18.2 L measured
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 18.2 L. Tail end set by Firewire's photo convention, not checked by a person.
Closest outlines from other models, same sport first, once stretched to one length and width · derived
Surf › Rounded pin tail
Surf › Rounded pin tail
Surf › Rounded pin tail
Surf › Rounded pin tail
Surf › Rounded pin tail
Surf › Rounded pin tail
Surf › Rounded pin tail
Surf › Rounded pin tail
Surf › Rounded pin tail
Surf › Rounded pin tail