1986 Island Packet 27 vs 2010 Island Packet 485 — Comparison
1986 Island Packet 27
2010 Island Packet 485
Specifications Side by Side
| Specification | 1986 Island Packet 27 | 2010 Island Packet 485 |
|---|---|---|
| General | ||
| Manufacturer | Island Packet | Island Packet |
| Year | 1986–1994 | 2010 |
| Type | Sloop | Cutter |
| Country | USA | USA |
| Designer | Bob Johnson | Bob Johnson |
| Dimensions | ||
| LOA | 8.23 m (27.0 ft) | 14.78 m (48.5 ft) |
| LWL | 7.01 m (23.0 ft) | 12.50 m (41.0 ft) |
| Beam | 2.90 m (9.5 ft) | 4.42 m (14.5 ft) |
| Draft | 1.07 m (3.5 ft) | 1.52 m (5.0 ft) |
| Weight | ||
| Displacement | 3,175 kg (7,000 lbs) | 15,422 kg (34,000 lbs) |
| Ballast | 1,270 kg (2,800 lbs) | 6,169 kg (13,600 lbs) |
| Sailing | ||
| Sail Area | 29.0 m² (312 ft²) | 92.0 m² (990 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Full | Full |
| Engine & Tanks | ||
| Engine | 15 HP | 100 HP |
| Fuel Capacity | 57 L (15.1 gal) | 340 L (89.8 gal) |
| Water Capacity | 95 L (25.1 gal) | 568 L (150.0 gal) |
| Accommodation | ||
| Berths | 4 | 8 |
| Cabins | 1 | 3 |
Performance Comparison
Detailed Comparison
The 1986 Island Packet 27 and 2010 Island Packet 485 represent different approaches to sailboat design. The 1986 Island Packet 27 is a 1980s design by Island Packet from USA, while the 2010 Island Packet 485 is a modern offering from Island Packet from USA. The 1986 Island Packet 27 was penned by Bob Johnson. The 2010 Island Packet 485 was designed by Bob Johnson.
In terms of size, the 1986 Island Packet 27 measures 8.23m (27.0ft) overall with a beam of 2.90m, compared to the 2010 Island Packet 485 at 14.78m (48.5ft) with a 4.42m beam. The 2010 Island Packet 485 is 6.55m longer than the 1986 Island Packet 27. The 2010 Island Packet 485 displaces approximately 386% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 1986 Island Packet 27 has modest sail power for its displacement with an SA/D ratio of 13.64 and 29.0 m² of sail area. The 2010 Island Packet 485, with an SA/D of 15.08 and 92.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 2010 Island Packet 485 has the edge in terms of raw sailing performance.
For comfort and safety, the 1986 Island Packet 27 offers a moderate motion comfort level (comfort ratio: 21.7) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.79). The 2010 Island Packet 485 has a comfort ratio of 18.8 and a capsize screening value of 0.71. The ballast ratios are 40.0% for the 1986 Island Packet 27 and 40.0% for the 2010 Island Packet 485, reflecting their respective approaches to stability.
Below deck, the 1986 Island Packet 27 provides 4 berths in 1 cabin with 95L of water capacity and 57L of fuel. The 2010 Island Packet 485 offers 8 berths in 3 cabins with 568L water and 340L fuel capacity.
Verdict
For cruising: The 1986 Island Packet 27 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 2010 Island Packet 485 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The 2010 Island Packet 485 offers more sleeping accommodation, making it better suited for extended living aboard. Consider water and fuel capacity for extended stays away from marinas.