Mirage 27 vs Mirage 39
How do the Mirage 27 and Mirage 39 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
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Mirage 27 
Mirage 39 | Mirage 27 | Mirage 39 | |
|---|---|---|
| Length overall | 27.2 ft8.28 m | 39.2 ft11.94 m |
| Waterline length | 21.5 ft6.55 m | 32.8 ft10.01 m |
| Beam | 9.3 ft2.82 m | 12.5 ft3.81 m |
| Draft | 4.2 ft1.27 m | 6.2 ft1.88 m |
| Displacement | 5,500 lb2,495 kg | 16,000 lb7,257 kg |
| Ballast | 2,200 lb998 kg | 6,000 lb2,722 kg |
| Sail area | 370 ft²34.4 m² | —— |
| SA / Displacement | 19.00 | — |
| Displacement / Length | 247 | 202 |
| Comfort ratio | 18.9 | 24.6 |
| Capsize screening | 2.10 | 1.98 |
| Hull speed (kn) | 6.2 | 7.7 |
Mirage 27 vs Mirage 39: the short version
- The Mirage 39 is the larger boat at 39.2 ft11.94 m LOA versus 27.2 ft8.28 m for the Mirage 27.
- The Mirage 39 is heavier, displacing about 191% more, which usually means a steadier but slower-to-accelerate hull.
- The Mirage 39 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Mirage 39 rates better for offshore work (1.98 vs 2.10).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.