C&C 121 vs C&C 48 Custom
How do the C&C 121 and C&C 48 Custom compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
C&C 121 | C&C 121 | C&C 48 Custom | |
|---|---|---|
| Length overall | 40.0 ft12.19 m | 48.2 ft14.68 m |
| Waterline length | 35.5 ft10.82 m | 39.0 ft11.89 m |
| Beam | 13.1 ft3.99 m | 13.7 ft4.17 m |
| Draft | 6.5 ft1.98 m | 7.3 ft2.21 m |
| Displacement | 14,600 lb6,622 kg | 28,100 lb12,746 kg |
| Ballast | 6,000 lb2,722 kg | 12,750 lb5,783 kg |
| Sail area | 844 ft²78.4 m² | 1,104 ft²102.6 m² |
| SA / Displacement | 22.61 | 19.11 |
| Displacement / Length | 146 | 211 |
| Comfort ratio | 19.9 | 32.0 |
| Capsize screening | 2.14 | 1.80 |
| Hull speed (kn) | 8.0 | 8.4 |
C&C 121 vs C&C 48 Custom: the short version
- The C&C 48 Custom is the larger boat at 48.2 ft14.68 m LOA versus 40.0 ft12.19 m for the C&C 121.
- The C&C 48 Custom is heavier, displacing about 92% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the C&C 121 carries the more powerful rig (22.6 vs 19.1), favouring lighter-air performance.
- The C&C 48 Custom scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the C&C 48 Custom rates better for offshore work (1.80 vs 2.14).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.