1990 J/40 vs 1988 Valiant Esprit 37 — Comparison

1990 J/40 1990 J/40
VS
1988 Valiant Esprit 37 1988 Valiant Esprit 37

Specifications Side by Side

Specification 1990 J/40 1988 Valiant Esprit 37
General
Manufacturer J/Boats Valiant
Year 1990–1995 1988–1996
Type Sloop Sloop
Country USA USA
Designer Rod Johnstone Bob Perry
Dimensions
LOA 12.30 m (40.4 ft) 11.28 m (37.0 ft)
LWL 10.21 m (33.5 ft) 9.14 m (30.0 ft)
Beam 3.65 m (12.0 ft) 3.47 m (11.4 ft)
Draft 2.08 m (6.8 ft) 1.65 m (5.4 ft)
Weight
Displacement 7,711 kg (17,000 lbs) 7,257 kg (15,999 lbs)
Ballast 3,402 kg (7,500 lbs) 2,948 kg (6,499 lbs)
Sailing
Sail Area 72.5 m² (780 ft²) 58.0 m² (624 ft²)
Hull Material Fiberglass Fiberglass
Keel Type Fin Modified full
Engine & Tanks
Engine 35 HP 35 HP
Fuel Capacity 114 L (30.1 gal) 132 L (34.9 gal)
Water Capacity 189 L (49.9 gal) 246 L (65.0 gal)
Accommodation
Berths 6 6
Cabins 2 2

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1990 J/40
18.87
1988 Valiant Esprit 37
15.72
Ballast Ratio (Higher = more stability)
1990 J/40
44.12
1988 Valiant Esprit 37
40.62
Capsize Ratio (Lower = safer offshore)
1990 J/40
0.74
1988 Valiant Esprit 37
0.72
Comfort Ratio (Higher = gentler motion)
1990 J/40
17.98
1988 Valiant Esprit 37
22.22

Detailed Comparison

The 1990 J/40 and 1988 Valiant Esprit 37 represent two takes on sloop-rigged sailing. The 1990 J/40 is a 1990s design by J/Boats from USA, while the 1988 Valiant Esprit 37 is a 1980s offering from Valiant from USA. The 1990 J/40 was penned by Rod Johnstone. The 1988 Valiant Esprit 37 was designed by Bob Perry.

In terms of size, the 1990 J/40 measures 12.30m (40.4ft) overall with a beam of 3.65m, compared to the 1988 Valiant Esprit 37 at 11.28m (37.0ft) with a 3.47m beam. The 1990 J/40 is 1.02m longer than the 1988 Valiant Esprit 37. The 1990 J/40 displaces approximately 6% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1990 J/40 has good sail power for versatile performance with an SA/D ratio of 18.87 and 72.5 m² of sail area. The 1988 Valiant Esprit 37, with an SA/D of 15.72 and 58.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1990 J/40 has the edge in terms of raw sailing performance.

For comfort and safety, the 1990 J/40 offers a firm, racing-oriented motion (comfort ratio: 18.0) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.74). The 1988 Valiant Esprit 37 has a comfort ratio of 22.2 and a capsize screening value of 0.72. The ballast ratios are 44.1% for the 1990 J/40 and 40.6% for the 1988 Valiant Esprit 37, reflecting their respective approaches to stability.

Below deck, the 1990 J/40 provides 6 berths in 2 cabins with 189L of water capacity and 114L of fuel. The 1988 Valiant Esprit 37 offers 6 berths in 2 cabins with 246L water and 132L fuel capacity.

Verdict

For cruising: The 1988 Valiant Esprit 37 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 1990 J/40 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: Both boats provide similar accommodation, making either a viable choice for living aboard. Consider water and fuel capacity for extended stays away from marinas.

Compare Different Boats

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