SIC Maui Ka'a Pro 5'3''

50volume, L
1,600length, mm
457width, mm
3.50slenderness

Mount twin-track Build hard Disciplines sup, wing, downwind, prone

The Ka'a Pro has 3 sizes in the current range, from 50 to 70 L. Its slenderness, 3.50, is greater than that of 75% of the 1,895 current boards that publish a length and a width.

Closest boards from other brands

Mount is shown beside each board, never matched on.

Current boards from other brands within ±7% of volume and ±2% of length, and ±2% of slenderness where both publish a width of the SIC Maui Ka'a Pro 5'3'', closest first.
Brand	Board	Volume L	Δ volume	Length mm	Δ length	Slenderness	Mount
Loco Surfing	Loco Surf Foil Board 5'3''	47.5	-5.0%	1,600	+0.0%	—	—
Takoon	Slide 5'4	50	+0.0%	1,625	+1.6%	3.46 (-1.2%)	twin-track
Appletree	Midlength V2 5'4'' (47L)	47	-6.0%	1,626	+1.6%	3.52 (+0.5%)	twin-track
F-One	ROCKET FREE SURF 5'2	47	-6.0%	1,575	-1.6%	3.54 (+1.1%)	twin-track

Specifications

Every figure is SIC Maui's own, read from the source linked in the last row, converted to millimetres and kilograms where the brand prints inches or pounds. Slenderness is computed here, length ÷ width.
Family	Ka'a
Model	Ka'a Pro
Size, as the brand prints it	Ka'a Pro 5'3''
Volume, L	50
Length, mm	1,600 (5'3")
Width, mm	457
Thickness, mm	120
Weight, kg	4.5
Slenderness (length ÷ width)	3.50
Slenderness band	3.0–4.0
Mount	twin-track
Strap inserts	yes
Build	hard
Construction	Super-Fly X
Disciplines	sup, wing, downwind, prone
Rider weight	up to 70 kg (the brand’s stated range)
Rider level	—
Model year	—
Source	manufacturer · read 2026-10-02

Every figure above is the manufacturer's published claim, converted to comparable units.

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