X-Yachts X4⁰ — Information, Review, Specs

Niels Jeppesen·2019·X-Yachts
Approximate drawing

Hover a measurement to read its value

Hull type
Monohull · bulb
Rig
Fractional Sloop
LOA
39.67' · 12.09 m
Displ.
17,857 lbs · 8,100 kg
First year
2019

The XYachts X4⁰ represents the culmination of four decades of Danish design evolution, specifically filling the "Goldilocks" slot as the smallest member of the manufacturer's Pure X range. Launched in 2019, it was developed to bridge the gap between the racingheavy Xp line and the deepkeeled bluewater Xc range. This model famously secured the European Boat of the Year title in the Performance Cruiser category for 2020, praised for its ability to offer a "big boat" feel within a manageable 40foot footprint. Constructed using the company’s signature vacuuminfused epoxy technology and a massive galvanized steel keel grillage, the X4⁰ targets the discerning sailor who demands structural rigidity without sacrificing contemporary Scandinavian luxury. The hull is a contemporary design with a nearly vertical bow and a modest amount of rocker, providing a platform that is as stable at anchor as it is responsive under sail.

Measurements

Dimensions 01

LOA
39.67 ft
LOD
37.75 ft
LWL
34.12 ft
Beam
12.5 ft
Draft
6.89 ft
Max headroom
6.17 ft
Air draft
-

Construction & hull 02

Construction
Fiberglass (Foam Core)
Hull type
Monohull
Keel type
Bulb
Rudder
1× Spade
Ballast
6724 lbs (Lead/Iron)
Displacement
17857 lbs
Water
65 gal
Fuel
48 gal

Rig & sails 03

Rig type
Fractional Sloop
P · main luff
-
E · main foot
-
I · fore ht.
-
J · fore base
-
Forestay (est)
-
Sail area
818.06 sqft

Calculations 04

SA/D ratio
19.16
Ballast/Disp.
37.65
D/L ratio
200.69
Comfort ratio
26.69
Capsize screening
1.91
Hull speed
7.83 kn

Sailing Performance & Handling

The X4⁰ is a sailor's yacht, characterized by a high ballast ratio and a sophisticated underwater profile. Unlike many modern cruisers that prioritize volume at the expense of performance, the X4⁰ utilizes a T-keel with a heavy lead bulb, which lowers the center of gravity significantly. This allows the boat to carry a generous sail plan even in freshening conditions. According to technical assessments by Yachting World, the yacht demonstrates exceptional stiffness, a direct result of the vacuum-infused hull and the structural steel frame that absorbs the loads from the keel and rig.

On the water, the twin-wheel steering system provides highly communicative feedback. Because the rudder is positioned well forward and is relatively deep, the boat maintains grip even when pressed hard on a reach. The standard sail area-to-displacement ratio is aggressive enough for light-air performance, yet the hull’s inherent stability—bolstered by its 12-foot beam—ensures that the boat does not become "flighty" when the wind exceeds 20 knots. Tracking is remarkably straight, requiring minimal input from the helm or autopilot when trimmed correctly, a trait inherited from the larger siblings in the Pure X range.

Interior Comfort & Variations

The interior of the X4⁰ is a masterclass in modern Nordic design, balancing light-colored veneers—typically Nordic Oak—with high-quality upholstery and functional ergonomics. Headroom is generous throughout the main saloon, reaching approximately 1.90 meters, which is impressive for a performance-oriented hull. The layout is available in two primary configurations: a two-cabin version and a three-cabin version. The two-cabin variant is often preferred by long-distance cruisers as it offers a significantly larger head with a separate shower stall and an expansive cockpit locker to starboard.

The "Pure X" ethos is most visible in the finishings. The joinery is flush-mounted, and the use of natural light through coachroof windows and hull ports creates an airy atmosphere. Unlike the more Spartan racing models, the X4⁰ includes features such as a well-appointed L-shaped galley with a top-loading fridge and optional front-loading drawers. Its siblings, such as the X4³ (X4.3) and the larger X4⁶, utilize the same design language but offer additional heads or utility rooms. The X4⁰ manages to condense these luxury elements without making the saloon feel cramped, though the three-cabin version does naturally sacrifice some storage and the separate shower stall in favor of the extra berth.

The X4⁰ gained significant international attention upon its release, being featured extensively in editorial sea trials by Sail Magazine and Cruising World. It is frequently cited as the benchmark for the "luxury performance cruiser" category, often compared to competitors from Solaris or Grand Soleil. Its media presence is largely defined by its performance in European boat shows, where it has been a consistent headliner for its build quality and the "Pure X" rebranding effort that revitalized the X-Yachts lineup in the late 2010s.

Known Issues & Buyer’s Checklist

While X-Yachts are built to a higher standard than many mass-production boats, there are specific areas for potential buyers to monitor.

  • Steel Frame Inspection: The galvanized steel keel frame is a hallmark of X-Yachts. While incredibly strong, it must be inspected for any signs of "tea staining" or rust, which could indicate a breach in the protective coating or historical water ingress in the bilge.
  • Saildrive Diaphragm: Like most modern European builds, the X4⁰ uses a saildrive. Ensure the rubber diaphragm is within its manufacturer-recommended service life (usually 7 years), though many owners replace them sooner for peace of view.
  • Rig Tension: Given the high-performance nature of the mast (often aluminum but occasionally carbon), the rod rigging requires professional tuning. Check for any signs of "cold heading" fatigue at the terminals.
  • Rudder Bearings: In early models or those used heavily for racing, check for play in the rudder bearings. The twin-wheel setup should feel smooth; any "notchy" sensation often points to the need for bearing replacement or alignment.

Community & Resources

The primary hub for technical support and owner camaraderie is the X-Yachts Owners Association. This group is particularly active in the United Kingdom and Northern Europe, organizing annual trophies and rallies. Technical documentation, including original polar diagrams and sail plans, is typically maintained through the X-Yachts official "Owner's Area" on their corporate website, which serves as a repository for manual updates and service bulletins.

The Verdict

The X-Yachts X4⁰ is a premium performance cruiser that refuses to compromise on structural integrity or sailing pleasure. It is designed for the sailor who enjoys the journey as much as the destination.

Pros:

  • Superior Build: Vacuum-infused epoxy hull and steel frame provide a "stiff" and safe platform.
  • Performance: Exceptional upwind pointing ability and light-air responsiveness.
  • Design: Timeless Scandinavian interior with high-end materials and excellent natural light.
  • Resale Value: X-Yachts typically command higher prices on the secondary market due to brand prestige and durability.

Cons:

  • Price: Significantly higher initial investment than mass-market French or German competitors.
  • Storage: The three-cabin layout is somewhat light on stowage for long-term blue-water cruising.
  • Complexity: Systems like the recessed mainsheet track and high-tension rig require more maintenance than a standard coastal cruiser.

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