1991 Najad 373 vs 1979 O'Day 28 — Comparison

1991 Najad 373
VS
1979 O'Day 281979 O'Day 28

Specifications Side by Side

Specification1991 Najad 3731979 O'Day 28
General
ManufacturerNajadO'Day
Year1991–20021979–1985
TypeSloopSloop
CountrySwedenUSA
DesignerJudel/VrolijkC. Raymond Hunt
Dimensions
LOA11.28 m (37.0 ft)8.53 m (28.0 ft)
LWL8.99 m (29.5 ft)7.01 m (23.0 ft)
Beam3.47 m (11.4 ft)2.84 m (9.3 ft)
Draft1.80 m (5.9 ft)1.37 m (4.5 ft)
Weight
Displacement7,711 kg (17,000 lbs)2,722 kg (6,001 lbs)
Ballast3,175 kg (7,000 lbs)1,089 kg (2,401 lbs)
Sailing
Sail Area60.8 m² (654 ft²)31.0 m² (334 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine35 HP10 HP
Fuel Capacity150 L (39.6 gal)38 L (10.0 gal)
Water Capacity250 L (66.0 gal)57 L (15.1 gal)
Accommodation
Berths65
Cabins21

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1991 Najad 373
15.83
1979 O'Day 28
16.16
Ballast Ratio (Higher = more stability)
1991 Najad 373
41.17
1979 O'Day 28
40.01
Capsize Ratio (Lower = safer offshore)
1991 Najad 373
0.70
1979 O'Day 28
0.81
Comfort Ratio (Higher = gentler motion)
1991 Najad 373
24.12
1979 O'Day 28
18.69

Detailed Comparison

The 1991 Najad 373 and 1979 O'Day 28 represent two takes on sloop-rigged sailing. The 1991 Najad 373 is a 1990s design by Najad from Sweden, while the 1979 O'Day 28 is a 1970s offering from O'Day from USA. The 1991 Najad 373 was penned by Judel/Vrolijk. The 1979 O'Day 28 was designed by C. Raymond Hunt.

In terms of size, the 1991 Najad 373 measures 11.28m (37.0ft) overall with a beam of 3.47m, compared to the 1979 O'Day 28 at 8.53m (28.0ft) with a 2.84m beam. The 1991 Najad 373 is 2.75m longer than the 1979 O'Day 28. The 1991 Najad 373 displaces approximately 183% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1991 Najad 373 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.83 and 60.8 m² of sail area. The 1979 O'Day 28, with an SA/D of 16.16 and 31.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1979 O'Day 28 has the edge in terms of raw sailing performance.

For comfort and safety, the 1991 Najad 373 offers a moderate motion comfort level (comfort ratio: 24.1) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.70). The 1979 O'Day 28 has a comfort ratio of 18.7 and a capsize screening value of 0.81. The ballast ratios are 41.2% for the 1991 Najad 373 and 40.0% for the 1979 O'Day 28, reflecting their respective approaches to stability.

Below deck, the 1991 Najad 373 provides 6 berths in 2 cabins with 250L of water capacity and 150L of fuel. The 1979 O'Day 28 offers 5 berths in 1 cabin with 57L water and 38L fuel capacity.

Verdict

For cruising: The 1991 Najad 373 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 1979 O'Day 28 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1991 Najad 373 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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