Hanse 315 vs 1972 Contest 31 — Comparison

Hanse 315
VS
1972 Contest 311972 Contest 31

Specifications Side by Side

SpecificationHanse 3151972 Contest 31
General
ManufacturerHanseContest
Year2010–20161972–1982
TypeSloopSloop
CountryGermanyNetherlands
Designerjudel/vrolijk & coDick Zaal
Dimensions
LOA9.65 m (31.7 ft)9.45 m (31.0 ft)
LWL8.55 m (28.1 ft)7.62 m (25.0 ft)
Beam3.15 m (10.3 ft)3.05 m (10.0 ft)
Draft1.65 m (5.4 ft)1.52 m (5.0 ft)
Weight
Displacement4,200 kg (9,259 lbs)4,536 kg (10,000 lbs)
Ballast1,200 kg (2,646 lbs)1,814 kg (3,999 lbs)
Sailing
Sail Area41.5 m² (447 ft²)39.5 m² (425 ft²)
Hull MaterialFiberglassSteel
Keel TypeFinFin
Engine & Tanks
Engine15 HP18 HP
Fuel Capacity85 L (22.5 gal)80 L (21.1 gal)
Water Capacity120 L (31.7 gal)150 L (39.6 gal)
Accommodation
Berths45
Cabins12

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Hanse 315
16.20
1972 Contest 31
14.65
Ballast Ratio (Higher = more stability)
Hanse 315
28.57
1972 Contest 31
39.99
Capsize Ratio (Lower = safer offshore)
Hanse 315
0.78
1972 Contest 31
0.74
Comfort Ratio (Higher = gentler motion)
Hanse 315
17.75
1972 Contest 31
23.65

Detailed Comparison

The Hanse 315 and 1972 Contest 31 represent two takes on sloop-rigged sailing. The Hanse 315 is a modern design by Hanse from Germany, while the 1972 Contest 31 is a 1970s offering from Contest from Netherlands. The Hanse 315 was penned by judel/vrolijk & co. The 1972 Contest 31 was designed by Dick Zaal.

In terms of size, the Hanse 315 measures 9.65m (31.7ft) overall with a beam of 3.15m, compared to the 1972 Contest 31 at 9.45m (31.0ft) with a 3.05m beam. The Hanse 315 is 0.20m longer than the 1972 Contest 31. The 1972 Contest 31 displaces approximately 8% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the Hanse 315 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.20 and 41.5 m² of sail area. The 1972 Contest 31, with an SA/D of 14.65 and 39.5 m² of canvas, offers modest sail power for its displacement. The Hanse 315 has the edge in terms of raw sailing performance.

For comfort and safety, the Hanse 315 offers a firm, racing-oriented motion (comfort ratio: 17.8) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.78). The 1972 Contest 31 has a comfort ratio of 23.7 and a capsize screening value of 0.74. The ballast ratios are 28.6% for the Hanse 315 and 40.0% for the 1972 Contest 31, reflecting their respective approaches to stability.

Below deck, the Hanse 315 provides 4 berths in 1 cabin with 120L of water capacity and 85L of fuel. The 1972 Contest 31 offers 5 berths in 2 cabins with 150L water and 80L fuel capacity.

Verdict

For cruising: The 1972 Contest 31 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 Hanse 315 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1972 Contest 31 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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