Foil Map · brand

North front wings

Every North hydrofoil front wing: 47 wings across 9 families, with true area in cm², span in mm and aspect ratio, taken from North's own published specifications and directly comparable with every other brand.

Every North front wing in the dataset. Area is true area in cm², converted where the brand publishes square inches or numbers its sizes by span. Aspect ratio is the brand's own figure where it publishes one and reconciles with its geometry, otherwise span² ÷ area.
ModelSizeArea cm²Span mm Chord mmAspect ratioBandSource
Sonar DW (Downwind Series) DW690 690 manufacturer
Sonar DW (Downwind Series) DW750 750 1,000 13.30 C5 Very high aspect manufacturer
Sonar DW (Downwind Series) DW820 820 manufacturer
Sonar DW (Downwind Series) DW900 900 1,080 13.00 C5 Very high aspect manufacturer
Sonar DW (Downwind Series) DW1100 1,100 1,150 12.00 C5 Very high aspect manufacturer
Sonar DW (Downwind Series) DW1400 1,400 1,250 11.20 C4 High aspect manufacturer
Sonar HA (High Aspect / Speed) HA550 550 740 10.00 C4 High aspect manufacturer
Sonar HA (High Aspect / Speed) HA650 650 810 10.10 C4 High aspect manufacturer
Sonar HA (High Aspect / Speed) HA750 750 870 10.10 C4 High aspect manufacturer
Sonar HA (High Aspect / Speed) HA850 850 920 10.00 C4 High aspect manufacturer
Sonar HA (High Aspect / Speed) HA950 950 1,000 10.60 C4 High aspect manufacturer
Sonar HA (High Aspect / Speed) HA1050 1,050 1,050 10.50 C4 High aspect manufacturer
Sonar HA (High Aspect / Speed) HA1150 1,150 1,100 10.50 C4 High aspect manufacturer
Sonar HA (High Aspect / Speed) HA1250 1,250 1,120 10.10 C4 High aspect manufacturer
Sonar HA (High Aspect / Speed) HA1450 1,450 1,200 10.00 C4 High aspect manufacturer
Sonar HA v1 (High Aspect, discontinued) HA1280 1,280 manufacturer
Sonar MA v1 (Mid Aspect, discontinued) MA850 850 retailer
Sonar MA v1 (Mid Aspect, discontinued) MA1050 1,050 retailer
Sonar MA v1 (Mid Aspect, discontinued) MA1200 1,200 retailer
Sonar MA v1 (Mid Aspect, discontinued) MA1350 1,350 retailer
Sonar MA v1 (Mid Aspect, discontinued) MA1500 1,500 retailer
Sonar MA v1 (Mid Aspect, discontinued) MA1850 1,850 retailer
Sonar MA v1 (Mid Aspect, discontinued) MA2100 2,100 retailer
Sonar MAv2 (Mid Aspect / Freeride) MA500v2 500 630 7.90 C2 Mid-low aspect manufacturer
Sonar MAv2 (Mid Aspect / Freeride) MA600v2 600 680 7.70 C2 Mid-low aspect manufacturer
Sonar MAv2 (Mid Aspect / Freeride) MA700v2 700 720 7.40 C2 Mid-low aspect manufacturer
Sonar MAv2 (Mid Aspect / Freeride) MA850v2 850 780 7.20 C2 Mid-low aspect manufacturer
Sonar MAv2 (Mid Aspect / Freeride) MA950v2 950 manufacturer
Sonar MAv2 (Mid Aspect / Freeride) MA1050v2 1,050 850 6.90 C2 Mid-low aspect manufacturer
Sonar MAv2 (Mid Aspect / Freeride) MA1200v2 1,200 875 6.40 C2 Mid-low aspect manufacturer
Sonar MAv2 (Mid Aspect / Freeride) MA1500v2 1,500 920 5.60 C1 Low aspect manufacturer
Sonar MAv2 (Mid Aspect / Freeride) MA1850v2 1,850 960 5.00 C1 Low aspect manufacturer
Sonar MAv2 (Mid Aspect / Freeride) MA2100v2 2,100 1,000 4.80 C1 Low aspect manufacturer
Sonar MAv2 Prime (Mid Aspect / Freeride) MA1200v2 Prime 1,200 875 6.40 C2 Mid-low aspect manufacturer
Sonar MAv2 Prime (Mid Aspect / Freeride) MA1500v2 Prime 1,500 920 5.60 C1 Low aspect manufacturer
Sonar MAv2 Prime (Mid Aspect / Freeride) MA1850v2 Prime 1,850 960 5.00 C1 Low aspect manufacturer
Sonar MAv2 Prime (Mid Aspect / Freeride) MA2100v2 Prime 2,100 1,000 4.80 C1 Low aspect manufacturer
Sonar MAv2 Prime (Mid Aspect / Freeride) MA2400v2 Prime 2,400 1,040 4.50 C1 Low aspect manufacturer
Sonar P (Pump Series) P1800 1,800 1,300 9.40 C3 Mid aspect manufacturer
Sonar P (Pump Series) P2050 2,050 1,400 9.60 C4 High aspect manufacturer
Sonar R (Reflex, discontinued) 1850R 1,850 manufacturer
Sonar SF (Surf Series) SF530 530 750 10.60 C4 High aspect manufacturer
Sonar SF (Surf Series) SF680 680 790 9.20 C3 Mid aspect manufacturer
Sonar SF (Surf Series) SF830 830 865 9.00 C3 Mid aspect manufacturer
Sonar SF (Surf Series) SF930 930 900 8.80 C3 Mid aspect manufacturer
Sonar SF (Surf Series) SF1080 1,080 915 7.80 C2 Mid-low aspect manufacturer
Sonar SF (Surf Series) SF1230 1,230 930 7.10 C2 Mid-low aspect manufacturer

How to read these numbers

The number a brand prints on a wing is not comparable across brands: some name a wing by its area in cm², some by its span in millimetres, some by square inches. Everything here is converted so the columns mean the same thing on every page. Where a brand's published aspect ratio contradicts its own span and area by more than 10%, the geometry is used instead and the row says so on the map.

See North on the plot →

Data current to August 2026.

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