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3data points analyzed by Sailpages.com to compile this CONTEST 250C buyer’s report
CONTEST 250C

CONTEST 250C

Conyplex🇳🇱· Design: Jac. de Ridder
1982–198530 built
$900 – $2.4K est. annual maintenance
DaysailermonoFractional SloopFin

Specifications

Hull

LOA24.61 ft
LWL20.51 ft
Beam9.02 ft
Draft4.92 ft
Displacement3,858 lb
Ballast1,510.2 lb
Material24’ 7”7.5 m
Hull speed1.34·√LWL6.1 kn

Accommodation

Cabins1
Berths2
Heads1
Water15.3 L
Fuel11.9 L
CE categoryN/A€

About the CONTEST 250C

Sailpages Buyer's Take

The Contest 250C is a compact, performance-oriented fractional sloop designed by Jac. de Ridder and built by Conyplex between 1982 and 1985. With a production run of only 30 hulls, this rare vessel combines a lightweight displacement of 3858.0 lb with a beam of 9.02 ft, reflecting de Ridder's signature emphasis on speed and handling.

Best for:
This boat is best suited for coastal cruisers and weekend racers who prioritize agility and performance over heavy offshore comfort, given its low comfort ratio of 14.65 and relatively light displacement.
Bluewater capability:
While the low capsize ratio of 2.3 suggests good stability, the light displacement and short waterline length of 20.51 ft limit its suitability for extended bluewater passages, making it primarily a coastal cruiser.
Comparables:
Comparable vessels include other early-1980s European performance cruisers like the Beneteau First 23 or the J/24, which share similar fractional rig configurations and target the same market of active, short-handed sailors.

Performance

Comfort14.7
Capsize2.30
Disp/Len200
Bal/Disp39.1

ORC Performance Data(3 certificates)

Measured performance data from ORC (Offshore Racing Congress) certificates.

Polar Diagram

24680°30°60°90°120°150°180°WIND
6kn8kn10kn12kn14kn16kn20kn24knbeat VMGrun VMG

Boat speed (kn) vs. true wind angle. Source: ORC

Racing Ratings

GPH784.8 s/miOSN757.1

Triple Number

LowMedHighOffshore0.68240.88650.9878Inshore0.53280.72960.8346

ORC Measured

Displacement1931 kg (4259 lb)Wetted surface13.3 m² (143 ft²)Stability index34.9

Sail Areas (ORC)

Main15.5 m² (166 ft²)Genoa16.6 m² (179 ft²)Spinnaker35.5 m² (383 ft²)

Speed Table (kn)

TWA \ TWS68101214162024
52°4.35.15.55.85.96.06.06.0
60°4.55.35.75.96.16.26.26.2
75°4.75.45.86.06.26.46.56.6
90°4.55.45.96.26.46.56.87.0
110°4.65.56.06.36.66.97.37.5
120°4.45.45.96.26.56.87.58.1
135°3.94.95.66.06.36.67.38.3
150°3.44.35.15.76.06.36.97.6
Beat VMG2.93.43.94.14.34.34.34.1
Run VMG2.93.74.55.15.66.06.57.1

Pricing

We don't have market pricing data for the CONTEST 250C 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 24.61ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$900 – $2.4K
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 CONTEST 250Cyet 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 CONTEST 250C? 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 CONTEST 250C?

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 CONTEST 250C

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