Mount twin-track Build hard Disciplines wing 2023
Its slenderness, 2.10, is greater than that of 1% of the 1,895 current boards that publish a length and a width.
No current board from another brand is within ±7% of volume and ±2% of length, and ±2% of slenderness where both publish a width of this one.
None of these is within the tolerances above: each misses on volume, length or slenderness by up to 1.8× the tolerance.
| Brand | Board | Volume L | Δ volume | Length mm | Δ length | Slenderness | Mount |
|---|---|---|---|---|---|---|---|
| Kalama | E3 Wing SUP 26's 4'8" | 83 | -2.4% | 1,422 | +0.9% | 2.15 (+2.4%) | twin-track |
| Sunova | Horus Wing 4'8" x 26" 4 3/8" @75.00L | 75 | -11.8% | 1,422 | +0.9% | 2.15 (+2.4%) | twin-track |
| RRD | Air Beluga Pro Y27 80 | 80 | -5.9% | 1,460 | +3.5% | 2.15 (+2.0%) | — |
| Family | X-Winger |
|---|---|
| Model | X-Winger IPR |
| Size, as the brand prints it | 4'8" x 26.5" |
| Volume, L | 85 |
| Length, mm | 1,410 (4'8") |
| Width, mm | 670 |
| Thickness, mm | — |
| Weight, kg | 7 |
| Slenderness (length ÷ width) | 2.10 |
| Slenderness band | ≤ 2.5 |
| Mount | twin-track |
| Strap inserts | yes |
| Build | hard |
| Construction | IPR |
| Disciplines | wing |
| Rider weight | — |
| Rider level | — |
| Model year | 2023 |
| Source | manufacturer · read 2026-10-02 |
Every figure above is the manufacturer's published claim, converted to comparable units.
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