Archambault A13 vs Surprise
How do the Archambault A13 and Surprise compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Archambault A13 
Surprise | Archambault A13 | Surprise | |
|---|---|---|
| Length overall | 43.0 ft13.11 m | 25.1 ft7.65 m |
| Waterline length | —— | 21.6 ft6.60 m |
| Beam | 13.6 ft4.14 m | 8.1 ft2.48 m |
| Draft | 8.5 ft2.59 m | 5.3 ft1.60 m |
| Displacement | 14,220 lb6,450 kg | 2,756 lb1,250 kg |
| Ballast | —— | 1,102 lb500 kg |
| Sail area | —— | 286 ft²26.6 m² |
| SA / Displacement | — | 23.28 |
| Displacement / Length | — | 121 |
| Comfort ratio | — | 11.5 |
| Capsize screening | 2.24 | 2.32 |
| Hull speed (kn) | — | 6.2 |
Archambault A13 vs Surprise: the short version
- The Archambault A13 is the larger boat at 43.0 ft13.11 m LOA versus 25.1 ft7.65 m for the Surprise.
- The Archambault A13 is heavier, displacing about 416% more, which usually means a steadier but slower-to-accelerate hull.
- By the capsize screening formula the Archambault A13 rates better for offshore work (2.24 vs 2.32).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.