F-One SUSHI UHM Carbon 680 hydrofoil front wing: 680 cm², 725 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 |
|---|---|---|---|---|---|---|---|
| GONG | Ypra Freestyle V3 M | 680 | +0.0% | 7.80 | +1.3% | 730 | C2 Mid-low aspect |
| ENSIS | INFINITY ACE Front Wing 690 | 690 | +1.5% | 7.50 | -2.6% | 720 | C2 Mid-low aspect |
| Sroka | S-Foil 670 S HA | 670 | -1.5% | 7.50 | -2.6% | 700 | C2 Mid-low aspect |
| Sabfoil | 707 Balz Muller Limited Müller | 661 | -2.8% | 7.55 | -1.9% | 707 | C2 Mid-low aspect |
| Armstrong | MA Mk II (Mid Aspect) MA690 | 690 | +1.5% | 8.00 | +3.9% | 767 | C2 Mid-low aspect |
| KT Foiling | Halo 670 | 670 | -1.5% | 8.00 | +3.9% | 725 | C2 Mid-low aspect |
| Unifoil | Aggression 105 | 677 | -0.4% | 8.10 | +5.2% | 740 | C2 Mid-low aspect |
| GONG | Ypra Freestyle Micro V3 Atmo M | 660 | -2.9% | 7.40 | -3.9% | 700 | C2 Mid-low aspect |
| North | Sonar MA700v2 | 700 | +2.9% | 7.40 | -3.9% | 720 | C2 Mid-low aspect |
| Lift Foils | 105 Havoc Front Wing | 677 | -0.4% | 7.20 | -6.5% | 699 | C2 Mid-low aspect |
| Takuma | Kujira II Front Wing 650 | 650 | -4.4% | 7.40 | -3.9% | 690 | C2 Mid-low aspect |
| Code Foils | X Series Front Wing 700X | 700 | +2.9% | 8.20 | +6.5% | 755 | C2 Mid-low aspect |
| Duotone | Carve 3.0 D/LAB 650 | 650 | -4.4% | 7.20 | -6.5% | 680 | C2 Mid-low aspect |
| Naish | Ultra Jet Front Wing 650 | 650 | -4.4% | 7.11 | -7.7% | 680 | C2 Mid-low aspect |
| Takoon | Flare Front Wing 650 | 650 | -4.4% | 8.30 | +7.8% | 720 | C2 Mid-low aspect |
| Family | Sushi |
|---|---|
| Size | SUSHI 680 |
| Area, cm² | 680 |
| Area basis | unknown |
| Span, mm | 725 |
| 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.