2011 J/111 vs 1988 Najad 331 — Comparison

2011 J/111
VS
1988 Najad 331

Specifications Side by Side

Specification2011 J/1111988 Najad 331
General
ManufacturerJ/BoatsNajad
Year20111988–1998
TypeSloopSloop
CountryUSASweden
DesignerAlan JohnstoneJudel/Vrolijk
Dimensions
LOA11.13 m (36.5 ft)10.06 m (33.0 ft)
LWL9.75 m (32.0 ft)8.38 m (27.5 ft)
Beam3.40 m (11.2 ft)3.18 m (10.4 ft)
Draft2.20 m (7.2 ft)1.65 m (5.4 ft)
Weight
Displacement4,990 kg (11,001 lbs)4,900 kg (10,803 lbs)
Ballast2,041 kg (4,500 lbs)2,000 kg (4,409 lbs)
Sailing
Sail Area71.0 m² (764 ft²)43.0 m² (463 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine22 HP21 HP
Fuel Capacity57 L (15.1 gal)80 L (21.1 gal)
Water Capacity76 L (20.1 gal)140 L (37.0 gal)
Accommodation
Berths65
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2011 J/111
24.71
1988 Najad 331
15.15
Ballast Ratio (Higher = more stability)
2011 J/111
40.90
1988 Najad 331
40.82
Capsize Ratio (Lower = safer offshore)
2011 J/111
0.80
1988 Najad 331
0.75
Comfort Ratio (Higher = gentler motion)
2011 J/111
14.54
1988 Najad 331
20.43

Detailed Comparison

The 2011 J/111 and 1988 Najad 331 represent two takes on sloop-rigged sailing. The 2011 J/111 is a modern design by J/Boats from USA, while the 1988 Najad 331 is a 1980s offering from Najad from Sweden. The 2011 J/111 was penned by Alan Johnstone. The 1988 Najad 331 was designed by Judel/Vrolijk.

In terms of size, the 2011 J/111 measures 11.13m (36.5ft) overall with a beam of 3.40m, compared to the 1988 Najad 331 at 10.06m (33.0ft) with a 3.18m beam. The 2011 J/111 is 1.07m longer than the 1988 Najad 331. The 2011 J/111 displaces approximately 2% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2011 J/111 has generous sail power for spirited sailing with an SA/D ratio of 24.71 and 71.0 m² of sail area. The 1988 Najad 331, with an SA/D of 15.15 and 43.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 2011 J/111 has the edge in terms of raw sailing performance.

For comfort and safety, the 2011 J/111 offers a firm, racing-oriented motion (comfort ratio: 14.5) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.80). The 1988 Najad 331 has a comfort ratio of 20.4 and a capsize screening value of 0.75. The ballast ratios are 40.9% for the 2011 J/111 and 40.8% for the 1988 Najad 331, reflecting their respective approaches to stability.

Below deck, the 2011 J/111 provides 6 berths in 2 cabins with 76L of water capacity and 57L of fuel. The 1988 Najad 331 offers 5 berths in 2 cabins with 140L water and 80L fuel capacity.

Verdict

For cruising: The 1988 Najad 331 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 2011 J/111 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 2011 J/111 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: 2011 J/111 · 1988 Najad 331