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X-40

X-40

X Yachts🇩🇰· Design: Niels Jeppesen
2004–2010140 built
$2.1K – $5.7K est. annual maintenance
Offshore CruisermonoFractional SloopFin
X-Yachts Owners Association

Specifications

Hull

LOA40 ft
LWL35.14 ft
Beam12.47 ft
Draft6.89 ft
Displacement16,424 lb
Ballast6,922.5 lb
Material29.0
Hull speed1.34·√LWL7.9 kn

Rig & Sails

Iforetriangle height54.1 ft
Jforetriangle base14.43 ft
Pmainsail luff51.67 ft
Emainsail foot18.37 ft
FLforestay14.4 ft
Mainsail902.9 sq ft
Jib (100%)390.3 sq ft
Spinnaker663.6 sq ft

Accommodation

Cabins2
Berths4
Heads6
Water47.6 L
Fuel23.8 L
CE categoryN/A€

About the X-40

Shallow draft: 1.80m/5.9' Sport draft: 2.40m/7.9'. Sail area: - Main 50.6 m² / 544.7 ft² - 135% Genoa 48.6 m² / 523.1 ft² - 108% Genoa 38.9 m² / 418.7 ft² - Self-tacking jib 30.6 m² / 329.4 ft² Same basic hull design as IMX-40 (2000). Dimensions from builders web site. CE-directive 94/25/CE category A

Performance

Comfort24.1
Capsize1.97
SA/Disp23.9
Disp/Len169
Bal/Disp43.0

ORC Performance Data(28 certificates)

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

Polar Diagram

246810120°30°60°90°120°150°180°WIND
4kn6kn8kn10kn12kn14kn16kn20kn24knbeat VMGrun VMG

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

Racing Ratings

GPH599.3 s/miOSN581.5

Triple Number

LowMedHighOffshore0.88181.14131.2757Inshore0.68410.93051.0693

ORC Measured

Displacement7847 kg (17302 lb)Wetted surface32.2 m² (347 ft²)Stability index58.8

Sail Areas (ORC)

Main50.4 m² (542 ft²)Genoa39.7 m² (428 ft²)Spinnaker76.3 m² (821 ft²)Asymmetric56.3 m² (606 ft²)

Speed Table (kn)

TWA \ TWS468101214162024
52°4.15.66.67.27.57.77.77.87.8
60°4.45.96.97.47.77.98.08.18.1
75°4.66.17.07.67.98.18.38.58.6
90°4.56.07.07.67.98.28.58.89.1
110°4.35.97.17.88.28.58.89.19.4
120°4.25.87.07.78.18.58.99.610.1
135°3.75.26.47.37.88.38.79.711.1
150°3.04.35.56.67.37.98.39.110.3
Beat VMG2.63.64.45.05.35.45.55.55.5
Run VMG2.63.84.85.76.57.17.68.49.2

Pricing

We don't have market pricing data for the X-40 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 40ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$2.1K – $5.7K
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 X-40yet 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 X-40? 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 X-40?

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 X-40

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