Axis Surge Surge 950 hydrofoil front wing: 949 cm², 950 mm span, aspect ratio 9.52, with its closest equivalents from other brands within ±5% area and ±8% aspect ratio. Figures from Axis'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 |
|---|---|---|---|---|---|---|---|
| Code Foils | S Series Front Wing 980S | 980 | +3.3% | 9.50 | -0.2% | 965 | C3 Mid aspect |
| F-One | EAGLE HM Carbon EAGLE 990 | 990 | +4.3% | 9.50 | -0.2% | 970 | C3 Mid aspect |
| Armstrong | HA (High Aspect) HA980 | 980 | +3.3% | 9.68 | +1.7% | 974 | C4 High aspect |
| AFS | Silk V2 Front Wing Silk 950 | 950 | +0.1% | 9.00 | -5.5% | 925 | C3 Mid aspect |
| KT Foiling | Nomad 980 Nomad 980 | 980 | +3.3% | 9.20 | -3.4% | 950 | C3 Mid aspect |
| Sabfoil | Blackbird Razor 977 Blackbird Razor 977 | 953 | +0.4% | 10.20 | +7.1% | 977 | C4 High aspect |
| Naish | Excalibur HA Front Wing Excalibur 944 | 944 | -0.5% | 10.20 | +7.1% | 982 | C4 High aspect |
| Sabfoil | Razor PRO 975 Razor PRO 975 | 942 | -0.7% | 10.20 | +7.1% | 980 | C4 High aspect |
| Lift Foils | 150 High Aspect X Front Wing 150 | 968 | +2.0% | 10.10 | +6.1% | 991 | C4 High aspect |
| Duotone | Crest D/LAB 925 | 925 | -2.5% | 8.90 | -6.5% | 900 | C3 Mid aspect |
| North | Sonar SF930 SF930 | 930 | -2.0% | 8.80 | -7.6% | 900 | C3 Mid aspect |
| Slingshot | One-Lock Glide 925 | 925 | -2.5% | 8.80 | -7.6% | 899 | C3 Mid aspect |
| Unifoil | Progression 140 Progression 140 | 903 | -4.8% | 8.90 | -6.5% | 898 | C3 Mid aspect |
| Family | Surge |
|---|---|
| Size | Surge 950 |
| Area, cm² | 949 |
| Area basis | flat |
| Span, mm | 950 |
| Chord, mm | 134 |
| Aspect ratio | 9.52 |
| Band | C4 High aspect |
| Brand files it under | Surf / carve |
| Disciplines | prone, wing, parawing, kite |
| Construction | carbon |
| Model year | 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 Axis 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.