Com-Pac Horizon Cat vs Com-Pac Sunday Cat
How do the Com-Pac Horizon Cat and Com-Pac Sunday Cat compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Com-Pac Horizon Cat 
Com-Pac Sunday Cat | Com-Pac Horizon Cat | Com-Pac Sunday Cat | |
|---|---|---|
| Length overall | 20.0 ft6.10 m | 17.3 ft5.28 m |
| Waterline length | 17.8 ft5.41 m | 15.0 ft4.57 m |
| Beam | 8.3 ft2.54 m | 7.4 ft2.26 m |
| Draft | 5.0 ft1.52 m | 4.5 ft1.37 m |
| Displacement | 2,500 lb1,134 kg | 1,500 lb680 kg |
| Ballast | 600 lb272 kg | 300 lb136 kg |
| Sail area | 205 ft²19.0 m² | 150 ft²13.9 m² |
| SA / Displacement | 17.81 | 18.32 |
| Displacement / Length | 200 | 198 |
| Comfort ratio | 12.4 | 10.3 |
| Capsize screening | 2.46 | 2.59 |
| Hull speed (kn) | 5.6 | 5.2 |
Com-Pac Horizon Cat vs Com-Pac Sunday Cat: the short version
- The Com-Pac Horizon Cat is the larger boat at 20.0 ft6.10 m LOA versus 17.3 ft5.28 m for the Com-Pac Sunday Cat.
- The Com-Pac Horizon Cat is heavier, displacing about 67% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Com-Pac Sunday Cat carries the more powerful rig (18.3 vs 17.8), favouring lighter-air performance.
- The Com-Pac Horizon Cat scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Com-Pac Horizon Cat rates better for offshore work (2.46 vs 2.59).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.