1990 J/40 vs Catalina 390 — Comparison

1990 J/40
VS
Catalina 390

Specifications Side by Side

Specification1990 J/40Catalina 390
General
ManufacturerJ/BoatsCatalina
Year1990–19951997–2003
TypeSloopSloop
CountryUSAUSA
DesignerRod JohnstoneGerry Douglas
Dimensions
LOA12.30 m (40.4 ft)11.89 m (39.0 ft)
LWL10.21 m (33.5 ft)10.21 m (33.5 ft)
Beam3.65 m (12.0 ft)3.76 m (12.3 ft)
Draft2.08 m (6.8 ft)1.98 m (6.5 ft)
Weight
Displacement7,711 kg (17,000 lbs)8,256 kg (18,201 lbs)
Ballast3,402 kg (7,500 lbs)3,266 kg (7,200 lbs)
Sailing
Sail Area72.5 m² (780 ft²)65.5 m² (705 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine35 HP35 HP
Fuel Capacity114 L (30.1 gal)114 L (30.1 gal)
Water Capacity189 L (49.9 gal)265 L (70.0 gal)
Accommodation
Berths67
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1990 J/40
18.87
Catalina 390
16.29
Ballast Ratio (Higher = more stability)
1990 J/40
44.12
Catalina 390
39.56
Capsize Ratio (Lower = safer offshore)
1990 J/40
0.74
Catalina 390
0.75
Comfort Ratio (Higher = gentler motion)
1990 J/40
17.98
Catalina 390
18.93

Detailed Comparison

The 1990 J/40 and Catalina 390 represent two takes on sloop-rigged sailing. The 1990 J/40 is a 1990s design by J/Boats from USA, while the Catalina 390 is a 1990s offering from Catalina from USA. The 1990 J/40 was penned by Rod Johnstone. The Catalina 390 was designed by Gerry Douglas.

In terms of size, the 1990 J/40 measures 12.30m (40.4ft) overall with a beam of 3.65m, compared to the Catalina 390 at 11.89m (39.0ft) with a 3.76m beam. The 1990 J/40 is 0.41m longer than the Catalina 390. The Catalina 390 displaces approximately 7% 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 Catalina 390, with an SA/D of 16.29 and 65.5 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 Catalina 390 has a comfort ratio of 18.9 and a capsize screening value of 0.75. The ballast ratios are 44.1% for the 1990 J/40 and 39.6% for the Catalina 390, 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 Catalina 390 offers 7 berths in 2 cabins with 265L water and 114L fuel capacity.

Verdict

For cruising: The Catalina 390 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: The Catalina 390 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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