Marlin 23 vs Sonic 23
How do the Marlin 23 and Sonic 23 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Marlin 23 
Sonic 23 | Marlin 23 | Sonic 23 | |
|---|---|---|
| Length overall | 23.0 ft7.01 m | 23.0 ft7.01 m |
| Waterline length | 16.9 ft5.16 m | 20.0 ft6.10 m |
| Beam | 7.2 ft2.19 m | 7.6 ft2.31 m |
| Draft | 3.3 ft0.99 m | 3.8 ft1.14 m |
| Displacement | 3,000 lb1,361 kg | 3,400 lb1,542 kg |
| Ballast | 1,400 lb635 kg | 1,500 lb680 kg |
| Sail area | 259 ft²24.1 m² | 242 ft²22.5 m² |
| SA / Displacement | 19.92 | 17.12 |
| Displacement / Length | 276 | 190 |
| Comfort ratio | 17.9 | 16.9 |
| Capsize screening | 1.99 | 2.02 |
| Hull speed (kn) | 5.5 | 6.0 |
Marlin 23 vs Sonic 23: the short version
- The Marlin 23 and Sonic 23 are close in length (23.0 ft7.01 m vs 23.0 ft7.01 m ).
- The Sonic 23 is heavier, displacing about 13% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Marlin 23 carries the more powerful rig (19.9 vs 17.1), favouring lighter-air performance.
- The Marlin 23 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Marlin 23 rates better for offshore work (1.99 vs 2.02).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.