F-One SUSHI UHM Carbon 820 hydrofoil front wing: 820 cm², 795 mm span, aspect ratio 7.70. The current wings from other brands that match it within ±5% area and ±8% aspect ratio. Figures from F-One'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 |
|---|---|---|---|---|---|---|---|
| Takuma | Kujira II Front Wing 800 | 800 | -2.4% | 7.70 | +0.0% | 784 | C2 Mid-low aspect |
| Takoon | XS-Glide Front Wing 820 | 820 | +0.0% | 7.50 | -2.6% | 786 | C2 Mid-low aspect |
| Sroka | S-Foil 810 S HA | 810 | -1.2% | 7.90 | +2.6% | 780 | C2 Mid-low aspect |
| ENSIS | INFINITY ACE Front Wing 840 | 840 | +2.4% | 7.50 | -2.6% | 795 | C2 Mid-low aspect |
| KT Foiling | Halo 800 | 800 | -2.4% | 8.00 | +3.9% | 800 | C2 Mid-low aspect |
| GONG | Ypra Surf Carve V3 Atmo L | 820 | +0.0% | 8.20 | +6.5% | 820 | C2 Mid-low aspect |
| Unifoil | Aggression 130 | 838 | +2.2% | 8.10 | +5.2% | 825 | C2 Mid-low aspect |
| Armstrong | MA Mk II (Mid Aspect) MA790 | 790 | -3.7% | 8.00 | +3.9% | 817 | C2 Mid-low aspect |
| Code Foils | X Series Front Wing 810X | 810 | -1.2% | 8.20 | +6.5% | 814 | C2 Mid-low aspect |
| Cabrinha | Whippit 850 | 850 | +3.7% | 8.10 | +5.2% | 830 | C2 Mid-low aspect |
| North | Sonar MA850v2 | 850 | +3.7% | 7.20 | -6.5% | 780 | C2 Mid-low aspect |
| Sabfoil | 808 Balz Muller Limited Müller | 792 | -3.4% | 8.26 | +7.3% | 808 | C2 Mid-low aspect |
| Sabfoil | Blackbird 805 Balz Muller Signature | 792 | -3.4% | 8.30 | +7.8% | 805 | C2 Mid-low aspect |
| Takoon | Flare Front Wing 850 | 850 | +3.7% | 8.30 | +7.8% | 840 | C2 Mid-low aspect |
| Family | Sushi |
|---|---|
| Size | SUSHI 820 |
| Area, cm² | 820 |
| Area basis | unknown |
| Span, mm | 795 |
| Chord, mm | — |
| Aspect ratio | 7.70 |
| Band | C2 Mid-low aspect |
| Brand files it under | All-round / freeride |
| Disciplines | prone, wing, tow |
| Construction | UHM carbon |
| Model year | 2026 |
| Source | manufacturer · read 2026-08-16 |
The brand's published aspect ratio agrees with its own span and area (span² ÷ area) to within 5%, so the figure is confirmed.
See F-One on the plot →Data current to August 2026. Every figure above is the manufacturer's published claim, converted to comparable units.