2006 Catalina 375 vs 1984 O'Day 30 — Comparison

2006 Catalina 3752006 Catalina 375
VS
1984 O'Day 30

Specifications Side by Side

Specification2006 Catalina 3751984 O'Day 30
General
ManufacturerCatalinaO'Day
Year2006–20131984–1989
TypeSloopSloop
CountryUSAUSA
DesignerGerry DouglasC. Raymond Hunt
Dimensions
LOA11.58 m (38.0 ft)9.14 m (30.0 ft)
LWL10.06 m (33.0 ft)7.62 m (25.0 ft)
Beam3.72 m (12.2 ft)3.05 m (10.0 ft)
Draft1.68 m (5.5 ft)1.52 m (5.0 ft)
Weight
Displacement7,711 kg (17,000 lbs)3,629 kg (8,001 lbs)
Ballast3,175 kg (7,000 lbs)1,452 kg (3,201 lbs)
Sailing
Sail Area62.4 m² (672 ft²)36.0 m² (388 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine35 HP13 HP
Fuel Capacity114 L (30.1 gal)57 L (15.1 gal)
Water Capacity227 L (60.0 gal)76 L (20.1 gal)
Accommodation
Berths76
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2006 Catalina 375
16.24
1984 O'Day 30
15.49
Ballast Ratio (Higher = more stability)
2006 Catalina 375
41.17
1984 O'Day 30
40.01
Capsize Ratio (Lower = safer offshore)
2006 Catalina 375
0.75
1984 O'Day 30
0.79
Comfort Ratio (Higher = gentler motion)
2006 Catalina 375
18.62
1984 O'Day 30
19.36

Detailed Comparison

The 2006 Catalina 375 and 1984 O'Day 30 represent two takes on sloop-rigged sailing. The 2006 Catalina 375 is a 2000s design by Catalina from USA, while the 1984 O'Day 30 is a 1980s offering from O'Day from USA. The 2006 Catalina 375 was penned by Gerry Douglas. The 1984 O'Day 30 was designed by C. Raymond Hunt.

In terms of size, the 2006 Catalina 375 measures 11.58m (38.0ft) overall with a beam of 3.72m, compared to the 1984 O'Day 30 at 9.14m (30.0ft) with a 3.05m beam. The 2006 Catalina 375 is 2.44m longer than the 1984 O'Day 30. The 2006 Catalina 375 displaces approximately 112% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2006 Catalina 375 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.24 and 62.4 m² of sail area. The 1984 O'Day 30, with an SA/D of 15.49 and 36.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 2006 Catalina 375 has the edge in terms of raw sailing performance.

For comfort and safety, the 2006 Catalina 375 offers a firm, racing-oriented motion (comfort ratio: 18.6) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.75). The 1984 O'Day 30 has a comfort ratio of 19.4 and a capsize screening value of 0.79. The ballast ratios are 41.2% for the 2006 Catalina 375 and 40.0% for the 1984 O'Day 30, reflecting their respective approaches to stability.

Below deck, the 2006 Catalina 375 provides 7 berths in 2 cabins with 227L of water capacity and 114L of fuel. The 1984 O'Day 30 offers 6 berths in 2 cabins with 76L water and 57L fuel capacity.

Verdict

For cruising: The 1984 O'Day 30 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 2006 Catalina 375 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 2006 Catalina 375 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: 2006 Catalina 375 · 1984 O'Day 30