Halman 20 vs Kelt 550
How do the Halman 20 and Kelt 550 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Halman 20 
Kelt 550 | Halman 20 | Kelt 550 | |
|---|---|---|
| Length overall | 19.7 ft6.00 m | 19.6 ft5.97 m |
| Waterline length | 17.1 ft5.21 m | 17.2 ft5.25 m |
| Beam | 7.8 ft2.36 m | 8.0 ft2.45 m |
| Draft | 2.8 ft0.86 m | 3.6 ft1.10 m |
| Displacement | 2,500 lb1,134 kg | 1,190 lb540 kg |
| Ballast | 1,000 lb454 kg | —— |
| Sail area | 179 ft²16.6 m² | —— |
| SA / Displacement | 15.55 | — |
| Displacement / Length | 224 | 104 |
| Comfort ratio | 14.1 | 6.4 |
| Capsize screening | 2.28 | 3.03 |
| Hull speed (kn) | 5.5 | 5.6 |
Halman 20 vs Kelt 550: the short version
- The Halman 20 and Kelt 550 are close in length (19.7 ft6.00 m vs 19.6 ft5.97 m ).
- The Halman 20 is heavier, displacing about 110% more, which usually means a steadier but slower-to-accelerate hull.
- The Halman 20 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Halman 20 rates better for offshore work (2.28 vs 3.03).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.