KT Foiling Instinct 1120 Instinct 1120 hydrofoil front wing: 1,120 cm², 971 mm span, aspect ratio 8.40, 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 |
|---|---|---|---|---|---|---|---|
| Unifoil | Progression 170 Progression 170 | 1,097 | -2.1% | 8.30 | -1.2% | 953 | C2 Mid-low aspect |
| GONG | Fluid H V3 FG XL | 1,160 | +3.6% | 8.40 | +0.0% | 990 | C2 Mid-low aspect |
| GONG | Curve H V3 FG L | 1,070 | -4.5% | 8.40 | +0.0% | 950 | C2 Mid-low aspect |
| Unifoil | Aggression 170 Aggression 170 | 1,096 | -2.1% | 8.20 | -2.4% | 950 | C2 Mid-low aspect |
| Code Foils | X Series Front Wing 1085X | 1,085 | -3.1% | 8.20 | -2.4% | 940 | C2 Mid-low aspect |
| Slingshot | One-Lock Glide 1125 | 1,125 | +0.4% | 8.90 | +6.0% | 999 | C3 Mid aspect |
| F-One | SEVEN SEAS Carbon SEVEN SEAS 1100 | 1,100 | -1.8% | 8.00 | -4.8% | 940 | C2 Mid-low aspect |
| Takuma | Kujira II Front Wing Kujira II 1100 | 1,100 | -1.8% | 8.00 | -4.8% | 938 | C2 Mid-low aspect |
| GONG | Fluid V3 Atmo XL | 1,160 | +3.6% | 8.70 | +3.6% | 1,000 | C3 Mid aspect |
| F-One | SK8 HM Carbon (T2) SK8 HM CARBON 1150 | 1,150 | +2.7% | 8.00 | -4.8% | 960 | C2 Mid-low aspect |
| AFS | Silk V2 Front Wing Silk 1150 | 1,150 | +2.7% | 9.00 | +7.1% | 1,017 | C3 Mid aspect |
| North | Sonar SF1080 SF1080 | 1,080 | -3.6% | 7.80 | -7.1% | 915 | C2 Mid-low aspect |
| Family | Instinct |
|---|---|
| Size | Instinct 1120 |
| Area, cm² | 1,120 |
| Area basis | unknown |
| Span, mm | 971 |
| Chord, mm | — |
| Aspect ratio | 8.40 |
| 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.