1970 Irwin 34 vs Hunter 280 — Comparison

1970 Irwin 34 1970 Irwin 34
VS
Hunter 280 Hunter 280

Specifications Side by Side

Specification 1970 Irwin 34 Hunter 280
General
Manufacturer Irwin Hunter
Year 1970–1978 1998–2003
Type Sloop Sloop
Country USA USA
Designer Ted Irwin Glenn Henderson
Dimensions
LOA 10.36 m (34.0 ft) 8.53 m (28.0 ft)
LWL 8.23 m (27.0 ft) 7.47 m (24.5 ft)
Beam 3.20 m (10.5 ft) 2.82 m (9.3 ft)
Draft 1.52 m (5.0 ft) 1.52 m (5.0 ft)
Weight
Displacement 5,443 kg (12,000 lbs) 2,585 kg (5,699 lbs)
Ballast 2,177 kg (4,799 lbs) 998 kg (2,200 lbs)
Sailing
Sail Area 47.9 m² (516 ft²) 34.0 m² (366 ft²)
Hull Material Fiberglass Fiberglass
Keel Type Full Fin
Engine & Tanks
Engine 18 HP 15 HP
Fuel Capacity 76 L (20.1 gal) 45 L (11.9 gal)
Water Capacity 114 L (30.1 gal) 76 L (20.1 gal)
Accommodation
Berths 6 5
Cabins 2 1

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1970 Irwin 34
15.73
Hunter 280
18.35
Ballast Ratio (Higher = more stability)
1970 Irwin 34
40.00
Hunter 280
38.61
Capsize Ratio (Lower = safer offshore)
1970 Irwin 34
0.73
Hunter 280
0.82
Comfort Ratio (Higher = gentler motion)
1970 Irwin 34
22.58
Hunter 280
16.46

Detailed Comparison

The 1970 Irwin 34 and Hunter 280 represent two takes on sloop-rigged sailing. The 1970 Irwin 34 is a 1970s design by Irwin from USA, while the Hunter 280 is a 1990s offering from Hunter from USA. The 1970 Irwin 34 was penned by Ted Irwin. The Hunter 280 was designed by Glenn Henderson.

In terms of size, the 1970 Irwin 34 measures 10.36m (34.0ft) overall with a beam of 3.20m, compared to the Hunter 280 at 8.53m (28.0ft) with a 2.82m beam. The 1970 Irwin 34 is 1.83m longer than the Hunter 280. The 1970 Irwin 34 displaces approximately 111% 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 Hunter 280, with an SA/D of 18.35 and 34.0 m² of canvas, offers good sail power for versatile performance. The Hunter 280 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 Hunter 280 has a comfort ratio of 16.5 and a capsize screening value of 0.82. The ballast ratios are 40.0% for the 1970 Irwin 34 and 38.6% for the Hunter 280, 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 Hunter 280 offers 5 berths in 1 cabin with 76L water and 45L 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 Hunter 280 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.

Compare Different Boats

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