2003 Catalina 310 vs 1994 Najad 343 — Comparison

2003 Catalina 310 2003 Catalina 310
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1994 Najad 343 1994 Najad 343

Specifications Side by Side

Specification 2003 Catalina 310 1994 Najad 343
General
Manufacturer Catalina Najad
Year 2003–2007 1994–2004
Type Sloop Sloop
Country USA Sweden
Designer Gerry Douglas Judel/Vrolijk
Dimensions
LOA 9.45 m (31.0 ft) 10.36 m (34.0 ft)
LWL 8.38 m (27.5 ft) 8.69 m (28.5 ft)
Beam 3.30 m (10.8 ft) 3.25 m (10.7 ft)
Draft 1.52 m (5.0 ft) 1.70 m (5.6 ft)
Weight
Displacement 4,536 kg (10,000 lbs) 5,400 kg (11,905 lbs)
Ballast 1,814 kg (3,999 lbs) 2,200 kg (4,850 lbs)
Sailing
Sail Area 45.3 m² (488 ft²) 47.5 m² (511 ft²)
Hull Material Fiberglass Fiberglass
Keel Type Fin Fin
Engine & Tanks
Engine 18 HP 28 HP
Fuel Capacity 76 L (20.1 gal) 100 L (26.4 gal)
Water Capacity 114 L (30.1 gal) 170 L (44.9 gal)
Accommodation
Berths 6 6
Cabins 2 2

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2003 Catalina 310
16.80
1994 Najad 343
15.68
Ballast Ratio (Higher = more stability)
2003 Catalina 310
39.99
1994 Najad 343
40.74
Capsize Ratio (Lower = safer offshore)
2003 Catalina 310
0.80
1994 Najad 343
0.74
Comfort Ratio (Higher = gentler motion)
2003 Catalina 310
18.77
1994 Najad 343
20.44

Detailed Comparison

The 2003 Catalina 310 and 1994 Najad 343 represent two takes on sloop-rigged sailing. The 2003 Catalina 310 is a 2000s design by Catalina from USA, while the 1994 Najad 343 is a 1990s offering from Najad from Sweden. The 2003 Catalina 310 was penned by Gerry Douglas. The 1994 Najad 343 was designed by Judel/Vrolijk.

In terms of size, the 2003 Catalina 310 measures 9.45m (31.0ft) overall with a beam of 3.30m, compared to the 1994 Najad 343 at 10.36m (34.0ft) with a 3.25m beam. The 1994 Najad 343 is 0.91m longer than the 2003 Catalina 310. The 1994 Najad 343 displaces approximately 19% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2003 Catalina 310 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.80 and 45.3 m² of sail area. The 1994 Najad 343, with an SA/D of 15.68 and 47.5 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 2003 Catalina 310 has the edge in terms of raw sailing performance.

For comfort and safety, the 2003 Catalina 310 offers a firm, racing-oriented motion (comfort ratio: 18.8) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.80). The 1994 Najad 343 has a comfort ratio of 20.4 and a capsize screening value of 0.74. The ballast ratios are 40.0% for the 2003 Catalina 310 and 40.7% for the 1994 Najad 343, reflecting their respective approaches to stability.

Below deck, the 2003 Catalina 310 provides 6 berths in 2 cabins with 114L of water capacity and 76L of fuel. The 1994 Najad 343 offers 6 berths in 2 cabins with 170L water and 100L fuel capacity.

Verdict

For cruising: The 1994 Najad 343 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 2003 Catalina 310 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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