San Juan 34 vs Sea Sprite 34
How do the San Juan 34 and Sea Sprite 34 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
San Juan 34 
Sea Sprite 34 | San Juan 34 | Sea Sprite 34 | |
|---|---|---|
| Length overall | 33.8 ft10.30 m | 33.8 ft10.31 m |
| Waterline length | 27.9 ft8.51 m | 24.0 ft7.32 m |
| Beam | 10.9 ft3.33 m | 10.3 ft3.12 m |
| Draft | 5.9 ft1.80 m | 5.0 ft1.52 m |
| Displacement | 10,500 lb4,763 kg | 12,800 lb5,806 kg |
| Ballast | 4,800 lb2,177 kg | 5,000 lb2,268 kg |
| Sail area | 551 ft²51.2 m² | 525 ft²48.8 m² |
| SA / Displacement | 18.39 | 15.35 |
| Displacement / Length | 215 | 413 |
| Comfort ratio | 22.6 | 33.1 |
| Capsize screening | 1.99 | 1.75 |
| Hull speed (kn) | 7.1 | 6.6 |
San Juan 34 vs Sea Sprite 34: the short version
- The San Juan 34 and Sea Sprite 34 are close in length (33.8 ft10.30 m vs 33.8 ft10.31 m ).
- The Sea Sprite 34 is heavier, displacing about 22% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the San Juan 34 carries the more powerful rig (18.4 vs 15.4), favouring lighter-air performance.
- The Sea Sprite 34 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Sea Sprite 34 rates better for offshore work (1.75 vs 1.99).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.