1982 Island Packet 31 vs 1984 Dehler 25 — Comparison
Specifications Side by Side
| Specification | 1982 Island Packet 31 | 1984 Dehler 25 |
|---|---|---|
| General | ||
| Manufacturer | Island Packet | Dehler |
| Year | 1982–1994 | 1984–1992 |
| Type | Cutter | Sloop |
| Country | USA | Germany |
| Designer | Bob Johnson | E.G. van de Stadt |
| Dimensions | ||
| LOA | 9.45 m (31.0 ft) | 7.50 m (24.6 ft) |
| LWL | 8.08 m (26.5 ft) | 6.30 m (20.7 ft) |
| Beam | 3.35 m (11.0 ft) | 2.50 m (8.2 ft) |
| Draft | 1.22 m (4.0 ft) | 1.35 m (4.4 ft) |
| Weight | ||
| Displacement | 5,897 kg (13,001 lbs) | 1,800 kg (3,968 lbs) |
| Ballast | 2,449 kg (5,399 lbs) | 680 kg (1,499 lbs) |
| Sailing | ||
| Sail Area | 49.2 m² (530 ft²) | 22.5 m² (242 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Full | Fin |
| Engine & Tanks | ||
| Engine | 25 HP | 8 HP |
| Fuel Capacity | 114 L (30.1 gal) | 25 L (6.6 gal) |
| Water Capacity | 189 L (49.9 gal) | 40 L (10.6 gal) |
| Accommodation | ||
| Berths | 5 | 4 |
| Cabins | 2 | 1 |
Performance Comparison
Detailed Comparison
The 1982 Island Packet 31 and 1984 Dehler 25 represent different approaches to sailboat design. The 1982 Island Packet 31 is a 1980s design by Island Packet from USA, while the 1984 Dehler 25 is a 1980s offering from Dehler from Germany. The 1982 Island Packet 31 was penned by Bob Johnson. The 1984 Dehler 25 was designed by E.G. van de Stadt.
In terms of size, the 1982 Island Packet 31 measures 9.45m (31.0ft) overall with a beam of 3.35m, compared to the 1984 Dehler 25 at 7.50m (24.6ft) with a 2.50m beam. The 1982 Island Packet 31 is 1.95m longer than the 1984 Dehler 25. The 1982 Island Packet 31 displaces approximately 228% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 1982 Island Packet 31 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.32 and 49.2 m² of sail area. The 1984 Dehler 25, with an SA/D of 15.46 and 22.5 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1984 Dehler 25 has the edge in terms of raw sailing performance.
For comfort and safety, the 1982 Island Packet 31 offers a moderate motion comfort level (comfort ratio: 25.1) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.74). The 1984 Dehler 25 has a comfort ratio of 18.4 and a capsize screening value of 0.82. The ballast ratios are 41.5% for the 1982 Island Packet 31 and 37.8% for the 1984 Dehler 25, reflecting their respective approaches to stability.
Below deck, the 1982 Island Packet 31 provides 5 berths in 2 cabins with 189L of water capacity and 114L of fuel. The 1984 Dehler 25 offers 4 berths in 1 cabin with 40L water and 25L fuel capacity.
Verdict
For cruising: The 1982 Island Packet 31 is the better choice for comfortable cruising thanks to its higher comfort ratio, offering a gentler motion at sea that crews will appreciate on longer passages.
For racing: The 1984 Dehler 25 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The 1982 Island Packet 31 offers more sleeping accommodation, making it better suited for extended living aboard. Consider water and fuel capacity for extended stays away from marinas.
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Or view individual specs: 1982 Island Packet 31 · 1984 Dehler 25