1986 Island Packet 27 vs 1973 Ranger 33 — Comparison

1986 Island Packet 27
VS
1973 Ranger 331973 Ranger 33

Specifications Side by Side

Specification1986 Island Packet 271973 Ranger 33
General
ManufacturerIsland PacketRanger
Year1986–19941973–1979
TypeSloopSloop
CountryUSAUSA
DesignerBob JohnsonGary Mull
Dimensions
LOA8.23 m (27.0 ft)10.06 m (33.0 ft)
LWL7.01 m (23.0 ft)8.23 m (27.0 ft)
Beam2.90 m (9.5 ft)3.05 m (10.0 ft)
Draft1.07 m (3.5 ft)1.52 m (5.0 ft)
Weight
Displacement3,175 kg (7,000 lbs)4,763 kg (10,501 lbs)
Ballast1,270 kg (2,800 lbs)2,041 kg (4,500 lbs)
Sailing
Sail Area29.0 m² (312 ft²)43.0 m² (463 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFullFin
Engine & Tanks
Engine15 HP15 HP
Fuel Capacity57 L (15.1 gal)57 L (15.1 gal)
Water Capacity95 L (25.1 gal)95 L (25.1 gal)
Accommodation
Berths46
Cabins12

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1986 Island Packet 27
13.64
1973 Ranger 33
15.43
Ballast Ratio (Higher = more stability)
1986 Island Packet 27
40.00
1973 Ranger 33
42.85
Capsize Ratio (Lower = safer offshore)
1986 Island Packet 27
0.79
1973 Ranger 33
0.73
Comfort Ratio (Higher = gentler motion)
1986 Island Packet 27
21.72
1973 Ranger 33
21.50

Detailed Comparison

The 1986 Island Packet 27 and 1973 Ranger 33 represent two takes on sloop-rigged sailing. The 1986 Island Packet 27 is a 1980s design by Island Packet from USA, while the 1973 Ranger 33 is a 1970s offering from Ranger from USA. The 1986 Island Packet 27 was penned by Bob Johnson. The 1973 Ranger 33 was designed by Gary Mull.

In terms of size, the 1986 Island Packet 27 measures 8.23m (27.0ft) overall with a beam of 2.90m, compared to the 1973 Ranger 33 at 10.06m (33.0ft) with a 3.05m beam. The 1973 Ranger 33 is 1.83m longer than the 1986 Island Packet 27. The 1973 Ranger 33 displaces approximately 50% 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 1973 Ranger 33, with an SA/D of 15.43 and 43.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1973 Ranger 33 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 1973 Ranger 33 has a comfort ratio of 21.5 and a capsize screening value of 0.73. The ballast ratios are 40.0% for the 1986 Island Packet 27 and 42.9% for the 1973 Ranger 33, 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 1973 Ranger 33 offers 6 berths in 2 cabins 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 1973 Ranger 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 1973 Ranger 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: 1986 Island Packet 27 · 1973 Ranger 33