Naish Ultra Jet Front Wing Ultra Jet 1250 hydrofoil front wing: 1,250 cm², 835 mm span, aspect ratio 5.60, with its closest equivalents from other brands within ±5% area and ±8% aspect ratio. Figures from Naish'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 |
|---|---|---|---|---|---|---|---|
| Armstrong | S1 (Step 1) S1 1250 | 1,250 | +0.0% | 5.70 | +1.8% | 848 | C1 Low aspect |
| Slingshot | One-Lock Ease 1250 | 1,250 | +0.0% | 5.30 | -5.4% | 817 | C1 Low aspect |
| Takuma | Kujira Helium Front Wing Kujira Helium 1200 | 1,200 | -4.0% | 5.50 | -1.8% | 815 | C1 Low aspect |
| Lift Foils | 200 Surf V2 Front Wing 200 | 1,290 | +3.2% | 5.40 | -3.6% | 826 | C1 Low aspect |
| ENSIS | PACER Front Wing 1250 | 1,250 | +0.0% | 6.00 | +7.1% | 864 | C1 Low aspect |
| RRD | Blaze LTE Front Wing Y30 1250 | 1,250 | +0.0% | 6.00 | +7.1% | 865 | C1 Low aspect |
| F-One | PHANTOM Carbon PHANTOM 1280 | 1,280 | +2.4% | 5.90 | +5.4% | 870 | C1 Low aspect |
| Family | Ultra Jet |
|---|---|
| Size | Ultra Jet 1250 |
| Area, cm² | 1,250 |
| Area basis | projected |
| Span, mm | 835 |
| Chord, mm | — |
| Aspect ratio | 5.60 |
| Band | C1 Low aspect |
| Brand files it under | All-round / freeride |
| Disciplines | wing, sup, kite, prone |
| Construction | carbon/glass composite |
| Model year | 2024-2026 |
| 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 Naish 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.