1990 Dehler 31 vs 1990 Westerly Oceanquest — Comparison

1990 Dehler 31 1990 Dehler 31
VS
1990 Westerly Oceanquest 1990 Westerly Oceanquest

Specifications Side by Side

Specification 1990 Dehler 31 1990 Westerly Oceanquest
General
Manufacturer Dehler Westerly
Year 1990–1996 1990–1996
Type Sloop Sloop
Country Germany UK
Designer Judel/Vrolijk Ed Dubois
Dimensions
LOA 9.45 m (31.0 ft) 10.67 m (35.0 ft)
LWL 8.08 m (26.5 ft) 8.84 m (29.0 ft)
Beam 3.13 m (10.3 ft) 3.40 m (11.2 ft)
Draft 1.65 m (5.4 ft) 1.07 m (3.5 ft)
Weight
Displacement 3,900 kg (8,598 lbs) 5,897 kg (13,001 lbs)
Ballast 1,560 kg (3,439 lbs) 2,268 kg (5,000 lbs)
Sailing
Sail Area 44.0 m² (474 ft²) 46.0 m² (495 ft²)
Hull Material Fiberglass Fiberglass
Keel Type Fin Bilge
Engine & Tanks
Engine 15 HP 23 HP
Fuel Capacity 60 L (15.9 gal) 100 L (26.4 gal)
Water Capacity 100 L (26.4 gal) 200 L (52.8 gal)
Accommodation
Berths 5 7
Cabins 2 2

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1990 Dehler 31
18.05
1990 Westerly Oceanquest
14.32
Ballast Ratio (Higher = more stability)
1990 Dehler 31
40.00
1990 Westerly Oceanquest
38.46
Capsize Ratio (Lower = safer offshore)
1990 Dehler 31
0.80
1990 Westerly Oceanquest
0.75
Comfort Ratio (Higher = gentler motion)
1990 Dehler 31
18.18
1990 Westerly Oceanquest
20.14

Detailed Comparison

The 1990 Dehler 31 and 1990 Westerly Oceanquest represent two takes on sloop-rigged sailing. The 1990 Dehler 31 is a 1990s design by Dehler from Germany, while the 1990 Westerly Oceanquest is a 1990s offering from Westerly from UK. The 1990 Dehler 31 was penned by Judel/Vrolijk. The 1990 Westerly Oceanquest was designed by Ed Dubois.

In terms of size, the 1990 Dehler 31 measures 9.45m (31.0ft) overall with a beam of 3.13m, compared to the 1990 Westerly Oceanquest at 10.67m (35.0ft) with a 3.40m beam. The 1990 Westerly Oceanquest is 1.22m longer than the 1990 Dehler 31. The 1990 Westerly Oceanquest displaces approximately 51% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1990 Dehler 31 has good sail power for versatile performance with an SA/D ratio of 18.05 and 44.0 m² of sail area. The 1990 Westerly Oceanquest, with an SA/D of 14.32 and 46.0 m² of canvas, offers modest sail power for its displacement. The 1990 Dehler 31 has the edge in terms of raw sailing performance.

For comfort and safety, the 1990 Dehler 31 offers a firm, racing-oriented motion (comfort ratio: 18.2) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.80). The 1990 Westerly Oceanquest has a comfort ratio of 20.1 and a capsize screening value of 0.75. The ballast ratios are 40.0% for the 1990 Dehler 31 and 38.5% for the 1990 Westerly Oceanquest, reflecting their respective approaches to stability.

Below deck, the 1990 Dehler 31 provides 5 berths in 2 cabins with 100L of water capacity and 60L of fuel. The 1990 Westerly Oceanquest offers 7 berths in 2 cabins with 200L water and 100L fuel capacity.

Verdict

For cruising: The 1990 Westerly Oceanquest 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 1990 Dehler 31 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1990 Westerly Oceanquest offers more sleeping accommodation, making it better suited for extended living aboard. Consider water and fuel capacity for extended stays away from marinas.

Compare Different Boats

VS