Blazer 23 vs Sonar
How do the Blazer 23 and Sonar compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Blazer 23 
Sonar | Blazer 23 | Sonar | |
|---|---|---|
| Length overall | 23.0 ft7.01 m | 23.0 ft7.00 m |
| Waterline length | 18.8 ft5.71 m | 19.9 ft6.07 m |
| Beam | 7.9 ft2.41 m | 7.9 ft2.40 m |
| Draft | 3.8 ft1.14 m | 3.9 ft1.19 m |
| Displacement | 2,200 lb998 kg | 2,100 lb953 kg |
| Ballast | 900 lb408 kg | 930 lb422 kg |
| Sail area | 260 ft²24.2 m² | 265 ft²24.6 m² |
| SA / Displacement | 24.59 | 25.86 |
| Displacement / Length | 149 | 119 |
| Comfort ratio | 10.8 | 10.0 |
| Capsize screening | 2.44 | 2.46 |
| Hull speed (kn) | 5.8 | 6.0 |
Blazer 23 vs Sonar: the short version
- The Blazer 23 and Sonar are close in length (23.0 ft7.01 m vs 23.0 ft7.00 m ).
- On sail area/displacement the Sonar carries the more powerful rig (25.9 vs 24.6), favouring lighter-air performance.
- The Blazer 23 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Blazer 23 rates better for offshore work (2.44 vs 2.46).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.