2010 Beneteau Oceanis 31 vs 1980 Contest 33 — Comparison

2010 Beneteau Oceanis 312010 Beneteau Oceanis 31
VS
1980 Contest 331980 Contest 33

Specifications Side by Side

Specification2010 Beneteau Oceanis 311980 Contest 33
General
ManufacturerBeneteauContest
Year2010–20161980–1990
TypeSloopSloop
CountryFranceNetherlands
DesignerGroupe FinotDick Zaal
Dimensions
LOA9.68 m (31.8 ft)10.06 m (33.0 ft)
LWL8.60 m (28.2 ft)8.23 m (27.0 ft)
Beam3.28 m (10.8 ft)3.20 m (10.5 ft)
Draft1.60 m (5.2 ft)1.60 m (5.2 ft)
Weight
Displacement4,300 kg (9,480 lbs)5,200 kg (11,464 lbs)
Ballast1,400 kg (3,086 lbs)2,100 kg (4,630 lbs)
Sailing
Sail Area45.5 m² (490 ft²)44.0 m² (474 ft²)
Hull MaterialFiberglassSteel
Keel TypeFinFin
Engine & Tanks
Engine18 HP22 HP
Fuel Capacity60 L (15.9 gal)100 L (26.4 gal)
Water Capacity120 L (31.7 gal)200 L (52.8 gal)
Accommodation
Berths66
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2010 Beneteau Oceanis 31
17.48
1980 Contest 33
14.90
Ballast Ratio (Higher = more stability)
2010 Beneteau Oceanis 31
32.56
1980 Contest 33
40.38
Capsize Ratio (Lower = safer offshore)
2010 Beneteau Oceanis 31
0.81
1980 Contest 33
0.74
Comfort Ratio (Higher = gentler motion)
2010 Beneteau Oceanis 31
17.05
1980 Contest 33
22.02

Detailed Comparison

The 2010 Beneteau Oceanis 31 and 1980 Contest 33 represent two takes on sloop-rigged sailing. The 2010 Beneteau Oceanis 31 is a modern design by Beneteau from France, while the 1980 Contest 33 is a 1980s offering from Contest from Netherlands. The 2010 Beneteau Oceanis 31 was penned by Groupe Finot. The 1980 Contest 33 was designed by Dick Zaal.

In terms of size, the 2010 Beneteau Oceanis 31 measures 9.68m (31.8ft) overall with a beam of 3.28m, compared to the 1980 Contest 33 at 10.06m (33.0ft) with a 3.20m beam. The 1980 Contest 33 is 0.38m longer than the 2010 Beneteau Oceanis 31. The 1980 Contest 33 displaces approximately 21% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2010 Beneteau Oceanis 31 has good sail power for versatile performance with an SA/D ratio of 17.48 and 45.5 m² of sail area. The 1980 Contest 33, with an SA/D of 14.90 and 44.0 m² of canvas, offers modest sail power for its displacement. The 2010 Beneteau Oceanis 31 has the edge in terms of raw sailing performance.

For comfort and safety, the 2010 Beneteau Oceanis 31 offers a firm, racing-oriented motion (comfort ratio: 17.1) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.81). The 1980 Contest 33 has a comfort ratio of 22.0 and a capsize screening value of 0.74. The ballast ratios are 32.6% for the 2010 Beneteau Oceanis 31 and 40.4% for the 1980 Contest 33, reflecting their respective approaches to stability.

Below deck, the 2010 Beneteau Oceanis 31 provides 6 berths in 2 cabins with 120L of water capacity and 60L of fuel. The 1980 Contest 33 offers 6 berths in 2 cabins with 200L water and 100L fuel capacity.

Verdict

For cruising: The 1980 Contest 33 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 2010 Beneteau Oceanis 31 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.

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Or view individual specs: 2010 Beneteau Oceanis 31 · 1980 Contest 33