1998 Beneteau Oceanis 331 vs 1984 Dehler 25 — Comparison

1998 Beneteau Oceanis 3311998 Beneteau Oceanis 331
VS
1984 Dehler 25

Specifications Side by Side

Specification1998 Beneteau Oceanis 3311984 Dehler 25
General
ManufacturerBeneteauDehler
Year1998–20041984–1992
TypeSloopSloop
CountryFranceGermany
DesignerGroupe FinotE.G. van de Stadt
Dimensions
LOA10.14 m (33.3 ft)7.50 m (24.6 ft)
LWL8.84 m (29.0 ft)6.30 m (20.7 ft)
Beam3.40 m (11.2 ft)2.50 m (8.2 ft)
Draft1.65 m (5.4 ft)1.35 m (4.4 ft)
Weight
Displacement4,990 kg (11,001 lbs)1,800 kg (3,968 lbs)
Ballast1,700 kg (3,748 lbs)680 kg (1,499 lbs)
Sailing
Sail Area50.0 m² (538 ft²)22.5 m² (242 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine18 HP8 HP
Fuel Capacity68 L (18.0 gal)25 L (6.6 gal)
Water Capacity120 L (31.7 gal)40 L (10.6 gal)
Accommodation
Berths64
Cabins21

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1998 Beneteau Oceanis 331
17.40
1984 Dehler 25
15.46
Ballast Ratio (Higher = more stability)
1998 Beneteau Oceanis 331
34.07
1984 Dehler 25
37.78
Capsize Ratio (Lower = safer offshore)
1998 Beneteau Oceanis 331
0.80
1984 Dehler 25
0.82
Comfort Ratio (Higher = gentler motion)
1998 Beneteau Oceanis 331
17.63
1984 Dehler 25
18.41

Detailed Comparison

The 1998 Beneteau Oceanis 331 and 1984 Dehler 25 represent two takes on sloop-rigged sailing. The 1998 Beneteau Oceanis 331 is a 1990s design by Beneteau from France, while the 1984 Dehler 25 is a 1980s offering from Dehler from Germany. The 1998 Beneteau Oceanis 331 was penned by Groupe Finot. The 1984 Dehler 25 was designed by E.G. van de Stadt.

In terms of size, the 1998 Beneteau Oceanis 331 measures 10.14m (33.3ft) overall with a beam of 3.40m, compared to the 1984 Dehler 25 at 7.50m (24.6ft) with a 2.50m beam. The 1998 Beneteau Oceanis 331 is 2.64m longer than the 1984 Dehler 25. The 1998 Beneteau Oceanis 331 displaces approximately 177% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1998 Beneteau Oceanis 331 has good sail power for versatile performance with an SA/D ratio of 17.40 and 50.0 m² of sail area. The 1984 Dehler 25, with an SA/D of 15.46 and 22.5 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1998 Beneteau Oceanis 331 has the edge in terms of raw sailing performance.

For comfort and safety, the 1998 Beneteau Oceanis 331 offers a firm, racing-oriented motion (comfort ratio: 17.6) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.80). The 1984 Dehler 25 has a comfort ratio of 18.4 and a capsize screening value of 0.82. The ballast ratios are 34.1% for the 1998 Beneteau Oceanis 331 and 37.8% for the 1984 Dehler 25, reflecting their respective approaches to stability.

Below deck, the 1998 Beneteau Oceanis 331 provides 6 berths in 2 cabins with 120L of water capacity and 68L of fuel. The 1984 Dehler 25 offers 4 berths in 1 cabin with 40L water and 25L fuel capacity.

Verdict

For cruising: The 1984 Dehler 25 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 1998 Beneteau Oceanis 331 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1998 Beneteau Oceanis 331 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: 1998 Beneteau Oceanis 331 · 1984 Dehler 25