21 SSi Ski & Fish vs R31 Surf
A direct comparison of the Chaparral Boats 21 SSi Ski & Fish and the Cobalt Boats R31 Surf.
Chaparral Boats
21 SSi Ski & Fish 2026+
Length 21 ft, Beam 8.33 ft, Budget —
Find dealers Cobalt Boats
R31 Surf 2026+
Length 31.42 ft, Beam 9.83 ft, Budget —
Find dealers Specs side-by-side
| Spec | 21 SSi Ski & Fish | R31 Surf |
|---|---|---|
| Length | 21 ft | 31.42 ft |
| Beam | 8.33 ft | 9.83 ft |
| Draft | — | — |
| Dry weight | 3,500 lb | 9,500 lb |
| Fuel | 40 gal | 160 gal |
| Hull | — | deep-V |
| Budget band (used) | — | — |
Which is right for you?
Pick the 21 SSi Ski & Fish if you want a smaller, more nimble platform. Pick the R31 Surf if you want the larger or higher-spec rig.