KT Foiling Instinct 1450 Instinct 1450 hydrofoil front wing: 1,450 cm², 960 mm span, aspect ratio 6.33, with its closest equivalents from other brands within ±5% area and ±8% aspect ratio. Figures from KT Foiling's own published specifications.
Projected and flat area run 3–8% apart. A marked area is one whose brand does not state which it publishes, so a match inside the area tolerance may be comparing unlike figures.
| Brand | Wing | Area cm² | Δ area | Aspect ratio | Δ AR | Span mm | Band |
|---|---|---|---|---|---|---|---|
| GONG | X-Over V3 Atmo XL | 1,410 | -2.8% | 6.40 | +1.1% | 950 | C2 Mid-low aspect |
| F-One | PHANTOM Carbon PHANTOM 1480 | 1,480 | +2.1% | 6.20 | -2.1% | 960 | C2 Mid-low aspect |
| GONG | X-Over V3 XL | 1,400 | -3.4% | 6.40 | +1.1% | 950 | C2 Mid-low aspect |
| Duotone | Free 1500 | 1,500 | +3.4% | 6.00 | -5.2% | 950 | C1 Low aspect |
| Family | Instinct |
|---|---|
| Size | Instinct 1450 |
| Area, cm² | 1,450 |
| Area basis | unknown |
| Span, mm | 960 |
| Chord, mm | — |
| Aspect ratio | 6.33 |
| Band | C2 Mid-low aspect |
| Brand files it under | Entry |
| Disciplines | wing, sup, wake |
| Construction | standard-modulus carbon plus |
| Model year | 2025-2026 |
| Source | manufacturer |
The brand's published aspect ratio agrees with its own span and area (span² ÷ area) to within 5%, so the figure is confirmed.
See KT Foiling on the plot →Data current to August 2026. Fast Bobby is the researcher, never the reviewer: every figure above is the manufacturer's published claim, converted to comparable units, and nothing here is a riding impression.