Dufour 1800 vs Mirage 25
How do the Dufour 1800 and Mirage 25 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Dufour 1800 
Mirage 25 | Dufour 1800 | Mirage 25 | |
|---|---|---|
| Length overall | 25.1 ft7.65 m | 25.2 ft7.67 m |
| Waterline length | 21.9 ft6.68 m | 21.0 ft6.40 m |
| Beam | 8.9 ft2.71 m | 9.5 ft2.90 m |
| Draft | 4.3 ft1.30 m | 4.3 ft1.32 m |
| Displacement | 3,969 lb1,800 kg | 4,400 lb1,996 kg |
| Ballast | 1,653 lb750 kg | 1,600 lb726 kg |
| Sail area | 252 ft²23.4 m² | —— |
| SA / Displacement | 16.08 | — |
| Displacement / Length | 168 | 212 |
| Comfort ratio | 14.6 | 15.2 |
| Capsize screening | 2.25 | 2.32 |
| Hull speed (kn) | 6.3 | 6.1 |
Dufour 1800 vs Mirage 25: the short version
- The Dufour 1800 and Mirage 25 are close in length (25.1 ft7.65 m vs 25.2 ft7.67 m ).
- The Mirage 25 is heavier, displacing about 11% more, which usually means a steadier but slower-to-accelerate hull.
- The Mirage 25 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Dufour 1800 rates better for offshore work (2.25 vs 2.32).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.