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11data points analyzed by Sailpages.com to compile this DUO 26 (DUFOUR) buyer’s report
DUO 26 (DUFOUR)

DUO 26 (DUFOUR)

Dufour🇫🇷· Design: Philippe Costard
1999–2001
$900 – $2.5K est. annual maintenance
Offshore CruisermonoFractional SloopFinVariable

Specifications

Hull

LOA26.25 ft
LWL25.59 ft
Beam8.33 ft
Draft5.09 ft/ 0.98 ft min
Displacement6,834 lb
Ballast2,646.1 lb
Hull speed1.34·√LWL6.8 kn

About the DUO 26 (DUFOUR)

Sail-Power hybrid. Designed to accept a large outboard to achieve high speed under power.

Sailpages Buyer's Take

The Dufour Duo 26 is a compact fractional sloop designed by Philippe Costard and built by Dufour in France between 1999 and 2001. With a displacement of 6834.0 lb and a beam of 8.33 ft, this model represents a specific era of French production where build counts remain unverified in available data.

Best for:
This boat suits coastal cruisers and weekend sailors seeking a manageable, lightweight vessel with a fractional rig that is relatively easy to handle for small crews or single-handers.
Bluewater capability:
With a low D/L ratio of 182.06 and a capsize ratio of 1.76, the Duo 26 is primarily designed for coastal use rather than heavy offshore passage-making, though its fin keel and moderate comfort ratio of 24.32 suggest reasonable stability for protected waters.
Comparables:
Comparable boats from this era include the Beneteau First 26 and the J/26, as they share similar fractional sloop rigs, light displacement characteristics, and a focus on performance-oriented coastal cruising.

Performance

Comfort24.3
Capsize1.76
SA/Disp13.9
Disp/Len182
Bal/Disp38.7

Pricing

We don't have market pricing data for the DUO 26 (DUFOUR) yet. If you own one, help other buyers — what did you pay for it? Reports build a community price estimate over time.

Estimated Cost of Ownership

Based on 26.25ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$900 – $2.5K
Hull, rigging, sails, engine service
Annual Docking
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Annual Insurance
N/A
No price data available

Known Issues & Pre-Purchase Inspection

We don't have enough data on the DUO 26 (DUFOUR)yet to publish model-specific findings we'd stand behind — but here's a free general inspection checklist, built from our research into what actually goes wrong on boats of this kind.

Drawn from 7,029 documented issues across 2,391 models, ordered so the areas that most often turn up problems come first.

1Structural & Bulkheads9732Standing Rigging6403Deck & Topsides6404Keel & Keel Bolts5535Rudder & Steering5086Hull & Bottom377
Free general pre-purchase checklist
25 survey areas — hull, keel, rig, engine, electrical and more. Take it aboard when you view any boat.

Own a DUO 26 (DUFOUR)? Reports from owners are what turn this into a model-specific checklist — and they're the reason the boats above it have one.

Similar Sailboats

Which engine powers your DUO 26 (DUFOUR)?

We haven't confirmed the engine for this model yet. If you own or know one, tell us — as owners report in, we build an accurate picture over time.

Already know your engine? Search all engines → to find its exact parts.

Used sails that fit the DUO 26 (DUFOUR)

Checking eBay for sails sized to this boat's rig…