2005 Dehler 34 vs 1986 Island Packet 27 — Comparison

2005 Dehler 34 2005 Dehler 34
VS
1986 Island Packet 27 1986 Island Packet 27

Specifications Side by Side

Specification 2005 Dehler 34 1986 Island Packet 27
General
Manufacturer Dehler Island Packet
Year 2005–2012 1986–1994
Type Sloop Sloop
Country Germany USA
Designer Judel/Vrolijk Bob Johnson
Dimensions
LOA 10.30 m (33.8 ft) 8.23 m (27.0 ft)
LWL 9.10 m (29.9 ft) 7.01 m (23.0 ft)
Beam 3.25 m (10.7 ft) 2.90 m (9.5 ft)
Draft 1.80 m (5.9 ft) 1.07 m (3.5 ft)
Weight
Displacement 4,800 kg (10,582 lbs) 3,175 kg (7,000 lbs)
Ballast 1,700 kg (3,748 lbs) 1,270 kg (2,800 lbs)
Sailing
Sail Area 50.0 m² (538 ft²) 29.0 m² (312 ft²)
Hull Material Fiberglass Fiberglass
Keel Type Fin Full
Engine & Tanks
Engine 18 HP 15 HP
Fuel Capacity 50 L (13.2 gal) 57 L (15.1 gal)
Water Capacity 100 L (26.4 gal) 95 L (25.1 gal)
Accommodation
Berths 6 4
Cabins 2 1

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2005 Dehler 34
17.85
1986 Island Packet 27
13.64
Ballast Ratio (Higher = more stability)
2005 Dehler 34
35.42
1986 Island Packet 27
40.00
Capsize Ratio (Lower = safer offshore)
2005 Dehler 34
0.77
1986 Island Packet 27
0.79
Comfort Ratio (Higher = gentler motion)
2005 Dehler 34
17.15
1986 Island Packet 27
21.72

Detailed Comparison

The 2005 Dehler 34 and 1986 Island Packet 27 represent two takes on sloop-rigged sailing. The 2005 Dehler 34 is a 2000s design by Dehler from Germany, while the 1986 Island Packet 27 is a 1980s offering from Island Packet from USA. The 2005 Dehler 34 was penned by Judel/Vrolijk. The 1986 Island Packet 27 was designed by Bob Johnson.

In terms of size, the 2005 Dehler 34 measures 10.30m (33.8ft) overall with a beam of 3.25m, compared to the 1986 Island Packet 27 at 8.23m (27.0ft) with a 2.90m beam. The 2005 Dehler 34 is 2.07m longer than the 1986 Island Packet 27. The 2005 Dehler 34 displaces approximately 51% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2005 Dehler 34 has good sail power for versatile performance with an SA/D ratio of 17.85 and 50.0 m² of sail area. The 1986 Island Packet 27, with an SA/D of 13.64 and 29.0 m² of canvas, offers modest sail power for its displacement. The 2005 Dehler 34 has the edge in terms of raw sailing performance.

For comfort and safety, the 2005 Dehler 34 offers a firm, racing-oriented motion (comfort ratio: 17.2) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The 1986 Island Packet 27 has a comfort ratio of 21.7 and a capsize screening value of 0.79. The ballast ratios are 35.4% for the 2005 Dehler 34 and 40.0% for the 1986 Island Packet 27, reflecting their respective approaches to stability.

Below deck, the 2005 Dehler 34 provides 6 berths in 2 cabins with 100L of water capacity and 50L of fuel. The 1986 Island Packet 27 offers 4 berths in 1 cabin with 95L water and 57L 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 2005 Dehler 34 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 2005 Dehler 34 offers more sleeping accommodation, making it better suited for extended living aboard. Consider water and fuel capacity for extended stays away from marinas.

Compare Different Boats

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