1979 Irwin 25
LOA
7.62m (25.0ft)
Beam
2.59m (8.5ft)
Displacement
2,041kg (4,500lbs)
Year
1979–1984
Manufacturer
Irwin
Full Specifications
| Specification | Metric | Imperial |
|---|---|---|
| Dimensions | ||
| Length Overall (LOA) | 7.62 m | 25.0 ft |
| Length Waterline (LWL) | 6.10 m | 20.0 ft |
| Beam | 2.59 m | 8.5 ft |
| Draft | 1.14 m | 3.7 ft |
| Mast Height | 10.00 m | 32.8 ft |
| Weight | ||
| Displacement | 2,041 kg | 4,500 lbs |
| Ballast | 816 kg | 1,799 lbs |
| Sailing | ||
| Sail Area | 25.8 m² | 278 ft² |
| Rig / Boat Type | Sloop | |
| Hull Material | Fiberglass | |
| Keel Type | Fin | |
| Engine & Tanks | ||
| Engine | 10 HP | |
| Fuel Capacity | 30 L | 7.9 gal |
| Water Capacity | 38 L | 10.0 gal |
| Accommodation | ||
| Berths | 5 | |
| Cabins | 1 | |
| Design | ||
| Designer | Ted Irwin | |
| Country of Origin | USA | |
Performance Ratios
SA/D Ratio
16.30
Moderate — adequate for cruising
Ballast Ratio
40.0%
Moderate — good balance of stability and performance
Capsize Screening Ratio
0.82 Offshore Capable
Excellent — suitable for offshore passages
Lower is better. Values below 2.0 are considered suitable for offshore sailing.
Comfort Ratio
20.6
Moderate — acceptable for coastal cruising
About the 1979 Irwin 25
The Irwin 25 is a beamy and comfortable cruiser from the Florida-based builder. Known for a spacious interior and good ventilation in warm climates.