1985 Westerly Storm 33 vs 1986 Island Packet 27 — Comparison

1985 Westerly Storm 33
VS
1986 Island Packet 27

Specifications Side by Side

Specification1985 Westerly Storm 331986 Island Packet 27
General
ManufacturerWesterlyIsland Packet
Year1985–19901986–1994
TypeSloopSloop
CountryUKUSA
DesignerEd DuboisBob Johnson
Dimensions
LOA10.06 m (33.0 ft)8.23 m (27.0 ft)
LWL8.38 m (27.5 ft)7.01 m (23.0 ft)
Beam3.35 m (11.0 ft)2.90 m (9.5 ft)
Draft1.37 m (4.5 ft)1.07 m (3.5 ft)
Weight
Displacement5,216 kg (11,499 lbs)3,175 kg (7,000 lbs)
Ballast2,177 kg (4,799 lbs)1,270 kg (2,800 lbs)
Sailing
Sail Area45.0 m² (484 ft²)29.0 m² (312 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeBilgeFull
Engine & Tanks
Engine22 HP15 HP
Fuel Capacity76 L (20.1 gal)57 L (15.1 gal)
Water Capacity114 L (30.1 gal)95 L (25.1 gal)
Accommodation
Berths64
Cabins21

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1985 Westerly Storm 33
15.20
1986 Island Packet 27
13.64
Ballast Ratio (Higher = more stability)
1985 Westerly Storm 33
41.74
1986 Island Packet 27
40.00
Capsize Ratio (Lower = safer offshore)
1985 Westerly Storm 33
0.77
1986 Island Packet 27
0.79
Comfort Ratio (Higher = gentler motion)
1985 Westerly Storm 33
20.29
1986 Island Packet 27
21.72

Detailed Comparison

The 1985 Westerly Storm 33 and 1986 Island Packet 27 represent two takes on sloop-rigged sailing. The 1985 Westerly Storm 33 is a 1980s design by Westerly from UK, while the 1986 Island Packet 27 is a 1980s offering from Island Packet from USA. The 1985 Westerly Storm 33 was penned by Ed Dubois. The 1986 Island Packet 27 was designed by Bob Johnson.

In terms of size, the 1985 Westerly Storm 33 measures 10.06m (33.0ft) overall with a beam of 3.35m, compared to the 1986 Island Packet 27 at 8.23m (27.0ft) with a 2.90m beam. The 1985 Westerly Storm 33 is 1.83m longer than the 1986 Island Packet 27. The 1985 Westerly Storm 33 displaces approximately 64% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1985 Westerly Storm 33 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.20 and 45.0 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 1985 Westerly Storm 33 has the edge in terms of raw sailing performance.

For comfort and safety, the 1985 Westerly Storm 33 offers a moderate motion comfort level (comfort ratio: 20.3) 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 41.7% for the 1985 Westerly Storm 33 and 40.0% for the 1986 Island Packet 27, reflecting their respective approaches to stability.

Below deck, the 1985 Westerly Storm 33 provides 6 berths in 2 cabins with 114L of water capacity and 76L 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 1985 Westerly Storm 33 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1985 Westerly Storm 33 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: 1985 Westerly Storm 33 · 1986 Island Packet 27