1975 Pearson 28 vs 1974 O'Day 23 — Comparison

1975 Pearson 281975 Pearson 28
VS
1974 O'Day 231974 O'Day 23

Specifications Side by Side

Specification1975 Pearson 281974 O'Day 23
General
ManufacturerPearsonO'Day
Year1975–19821974–1983
TypeSloopSloop
CountryUSAUSA
DesignerWilliam ShawC. Raymond Hunt
Dimensions
LOA8.53 m (28.0 ft)6.93 m (22.7 ft)
LWL7.01 m (23.0 ft)5.79 m (19.0 ft)
Beam2.74 m (9.0 ft)2.24 m (7.3 ft)
Draft1.37 m (4.5 ft)1.02 m (3.3 ft)
Weight
Displacement2,948 kg (6,499 lbs)816 kg (1,799 lbs)
Ballast1,270 kg (2,800 lbs)295 kg (650 lbs)
Sailing
Sail Area30.0 m² (323 ft²)17.5 m² (188 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine10 HP5 HP
Fuel Capacity38 L (10.0 gal)11 L (2.9 gal)
Water Capacity57 L (15.1 gal)15 L (4.0 gal)
Accommodation
Berths54
Cabins11

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1975 Pearson 28
14.83
1974 O'Day 23
20.38
Ballast Ratio (Higher = more stability)
1975 Pearson 28
43.08
1974 O'Day 23
36.15
Capsize Ratio (Lower = safer offshore)
1975 Pearson 28
0.77
1974 O'Day 23
0.96
Comfort Ratio (Higher = gentler motion)
1975 Pearson 28
21.23
1974 O'Day 23
11.39

Detailed Comparison

The 1975 Pearson 28 and 1974 O'Day 23 represent two takes on sloop-rigged sailing. The 1975 Pearson 28 is a 1970s design by Pearson from USA, while the 1974 O'Day 23 is a 1970s offering from O'Day from USA. The 1975 Pearson 28 was penned by William Shaw. The 1974 O'Day 23 was designed by C. Raymond Hunt.

In terms of size, the 1975 Pearson 28 measures 8.53m (28.0ft) overall with a beam of 2.74m, compared to the 1974 O'Day 23 at 6.93m (22.7ft) with a 2.24m beam. The 1975 Pearson 28 is 1.60m longer than the 1974 O'Day 23. The 1975 Pearson 28 displaces approximately 261% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1975 Pearson 28 has modest sail power for its displacement with an SA/D ratio of 14.83 and 30.0 m² of sail area. The 1974 O'Day 23, with an SA/D of 20.38 and 17.5 m² of canvas, offers generous sail power for spirited sailing. The 1974 O'Day 23 has the edge in terms of raw sailing performance.

For comfort and safety, the 1975 Pearson 28 offers a moderate motion comfort level (comfort ratio: 21.2) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The 1974 O'Day 23 has a comfort ratio of 11.4 and a capsize screening value of 0.96. The ballast ratios are 43.1% for the 1975 Pearson 28 and 36.2% for the 1974 O'Day 23, reflecting their respective approaches to stability.

Below deck, the 1975 Pearson 28 provides 5 berths in 1 cabin with 57L of water capacity and 38L of fuel. The 1974 O'Day 23 offers 4 berths in 1 cabin with 15L water and 11L fuel capacity.

Verdict

For cruising: The 1975 Pearson 28 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 1974 O'Day 23 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1975 Pearson 28 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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