Catalina 34 vs Tartan 34 C
How do the Catalina 34 and Tartan 34 C compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Catalina 34 
Tartan 34 C | Catalina 34 | Tartan 34 C | |
|---|---|---|
| Length overall | 34.5 ft10.52 m | 34.4 ft10.49 m |
| Waterline length | 29.8 ft9.09 m | 25.0 ft7.62 m |
| Beam | 11.8 ft3.58 m | 10.2 ft3.10 m |
| Draft | 5.6 ft1.70 m | 8.3 ft2.54 m |
| Displacement | 11,950 lb5,420 kg | 11,200 lb5,080 kg |
| Ballast | 5,000 lb2,268 kg | 5,000 lb2,268 kg |
| Sail area | 523 ft²48.6 m² | 527 ft²49.0 m² |
| SA / Displacement | 16.01 | 16.84 |
| Displacement / Length | 201 | 320 |
| Comfort ratio | 22.2 | 28.3 |
| Capsize screening | 2.06 | 1.82 |
| Hull speed (kn) | 7.3 | 6.7 |
Catalina 34 vs Tartan 34 C: the short version
- The Catalina 34 and Tartan 34 C are close in length (34.5 ft10.52 m vs 34.4 ft10.49 m ).
- On sail area/displacement the Tartan 34 C carries the more powerful rig (16.8 vs 16.0), favouring lighter-air performance.
- The Tartan 34 C scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Tartan 34 C rates better for offshore work (1.82 vs 2.06).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.