1970 Irwin 34 vs 1985 Sabre 32 — Comparison

1970 Irwin 34
VS
1985 Sabre 321985 Sabre 32

Specifications Side by Side

Specification1970 Irwin 341985 Sabre 32
General
ManufacturerIrwinSabre
Year1970–19781985–1991
TypeSloopSloop
CountryUSAUSA
DesignerTed IrwinRoger Hewson
Dimensions
LOA10.36 m (34.0 ft)9.75 m (32.0 ft)
LWL8.23 m (27.0 ft)8.08 m (26.5 ft)
Beam3.20 m (10.5 ft)3.10 m (10.2 ft)
Draft1.52 m (5.0 ft)1.45 m (4.8 ft)
Weight
Displacement5,443 kg (12,000 lbs)4,082 kg (8,999 lbs)
Ballast2,177 kg (4,799 lbs)1,633 kg (3,600 lbs)
Sailing
Sail Area47.9 m² (516 ft²)42.0 m² (452 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFullFin
Engine & Tanks
Engine18 HP18 HP
Fuel Capacity76 L (20.1 gal)57 L (15.1 gal)
Water Capacity114 L (30.1 gal)114 L (30.1 gal)
Accommodation
Berths65
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1970 Irwin 34
15.73
1985 Sabre 32
16.71
Ballast Ratio (Higher = more stability)
1970 Irwin 34
40.00
1985 Sabre 32
40.00
Capsize Ratio (Lower = safer offshore)
1970 Irwin 34
0.73
1985 Sabre 32
0.78
Comfort Ratio (Higher = gentler motion)
1970 Irwin 34
22.58
1985 Sabre 32
18.88

Detailed Comparison

The 1970 Irwin 34 and 1985 Sabre 32 represent two takes on sloop-rigged sailing. The 1970 Irwin 34 is a 1970s design by Irwin from USA, while the 1985 Sabre 32 is a 1980s offering from Sabre from USA. The 1970 Irwin 34 was penned by Ted Irwin. The 1985 Sabre 32 was designed by Roger Hewson.

In terms of size, the 1970 Irwin 34 measures 10.36m (34.0ft) overall with a beam of 3.20m, compared to the 1985 Sabre 32 at 9.75m (32.0ft) with a 3.10m beam. The 1970 Irwin 34 is 0.61m longer than the 1985 Sabre 32. The 1970 Irwin 34 displaces approximately 33% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1970 Irwin 34 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.73 and 47.9 m² of sail area. The 1985 Sabre 32, with an SA/D of 16.71 and 42.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1985 Sabre 32 has the edge in terms of raw sailing performance.

For comfort and safety, the 1970 Irwin 34 offers a moderate motion comfort level (comfort ratio: 22.6) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.73). The 1985 Sabre 32 has a comfort ratio of 18.9 and a capsize screening value of 0.78. The ballast ratios are 40.0% for the 1970 Irwin 34 and 40.0% for the 1985 Sabre 32, reflecting their respective approaches to stability.

Below deck, the 1970 Irwin 34 provides 6 berths in 2 cabins with 114L of water capacity and 76L of fuel. The 1985 Sabre 32 offers 5 berths in 2 cabins with 114L water and 57L fuel capacity.

Verdict

For cruising: The 1970 Irwin 34 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 Sabre 32 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1970 Irwin 34 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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