Luna 24 — Information, Review, Specs

E. Van De Stadt·1981·Luna Yachts Ltd.
Luna 24 drawingBuilder drawing
Hull type
Monohull · fin
Rig
Fractional Sloop
LOA
23.92' · 7.29 m
Displ.
2,090 lbs · 948 kg
First year
1981

The Luna 24 is a classic Danishbuilt displacement motor cruiser that emerged in the late 1960s and 1970s, representing a pivotal era in Northern European fiberglass boatbuilding. Designed by the legendary Børge Quorning—the visionary founder of Quorning Boats, who would later gain international fame for his highperformance Dragonfly trimarans—the Luna 24 was a distinct departure from his later work. It was conceived as a robust, seaworthy family cruiser, designed to provide safety and comfort in the unpredictable waters of the North and Baltic Seas. Produced primarily by LunaPlast in Denmark, the vessel earned a reputation for its "small ship" feel, combining a traditional doubleender aesthetic with the lowmaintenance benefits of GRP (glassreinforced plastic) construction.

Measurements

Dimensions 01

LOA
23.92 ft
LWL
18.54 ft
Beam
8.2 ft
Draft
4.3 ft
Max headroom
-
Air draft
-

Construction & hull 02

Construction
Fiberglass
Hull type
Monohull
Keel type
Fin
Rudder
1× Spade
Ballast
970 lbs
Displacement
2090 lbs
Water
-
Fuel
-

Rig & sails 03

Rig type
Fractional Sloop
P · main luff
28 ft
E · main foot
10 ft
I · fore ht.
27.5 ft
J · fore base
9.2 ft
Forestay (est)
29 ft
Sail area
266 sqft

Calculations 04

SA/D ratio
26.03
Ballast/Disp.
46.41
D/L ratio
146.41
Comfort ratio
9.72
Capsize screening
2.57
Hull speed
5.77 kn

Sailing Performance & Handling

As a pure displacement cruiser, the Luna 24 is defined by its sea-kindliness and steady motion rather than raw speed. The hull features a deep-vee entry that transitions into a rounded bilge, providing a soft motion in a head sea and minimizing the jarring slamming associated with planing hulls. While the JSON data does not provide a Sail Area/Displacement (SA/Disp) ratio—reflecting its primary identity as a motor cruiser—its handling characteristics are rooted in its high ballast-to-displacement ratio.

The boat typically cruises at a modest 6 to 8 knots, powered by small, reliable diesel engines such as the Bukh or Volvo Penta series. At these speeds, the Luna 24 exhibits exceptional tracking, meaning it holds its course with minimal helm correction even in cross-currents. Its heavy displacement makes it less susceptible to windage than many modern light-weight cruisers, though its deep keel requires attention when maneuvering in tight quarters or reversing, as the "prop walk" is pronounced. Owners often describe the handling as deliberate and forgiving, a sentiment echoed in the historical context of Quorning Boats History, which highlights the designer's early focus on functional, seaworthy hull forms.

Interior Comfort & Variations

For a vessel of only 24 feet, the Luna 24 offers a surprisingly sophisticated interior layout that prioritizes long-duration coastal cruising. The cabin is typically arranged with a convertible V-berth in the bow, which serves as a dining area during the day and a large double berth at night. Use of teak joinery and high-quality Scandinavian upholstery was standard, creating a warm, nautical atmosphere that has aged well in many preserved examples.

The "Luna 24" was often delivered in a "Hard Top" (HT) configuration, which provides a protected steering station and galley area, though some open-cockpit versions exist. The galley is generally located in the cockpit or bridgedeck area to maximize internal cabin volume, featuring a two-burner stove and a compact sink. A key sibling to the Luna 24 is the larger Luna 26 (sometimes referred to as the Luna 27 in later iterations), which utilized a similar hull philosophy but extended the waterline to allow for an aft-cabin layout. This sibling variant significantly changed the onboard experience by providing a separate sleeping area for children or guests, whereas the Luna 24 remains an ideal platform for a couple or a young family.

Known Issues & Buyer’s Checklist

Prospective buyers should approach the Luna 24 with a focus on its vintage mechanical and structural components. While the hull is famously overbuilt, the following areas require scrutiny:

  • Engine Service Life: Many Luna 24s still carry their original Bukh DV20 or Volvo Penta engines. While these are "maritime icons" known for longevity, parts availability is becoming a concern. A sea trial should monitor for excessive smoke or overheating, which may indicate a clogged raw-water cooling jacket.
  • Window Seals: The aluminum-framed windows are prone to leaking over decades. Documentation from Northern European owner circles suggests that the bedding compound often dries out, leading to moisture ingress that can rot the interior teak plywood bulkheads.
  • Fuel Tank Integrity: The original mild-steel fuel tanks are a known weak point. Buyers should inspect for "pinhole" leaks or heavy corrosion at the base of the tank where bilge water may have sat.
  • Deck Core: While the hull is solid laminate, some sections of the deck may use a balsa or foam core for stiffening. A percussion test (tapping with a plastic hammer) can help identify delamination or "soft spots" caused by poorly bedded deck hardware.

Community & Resources

The Luna 24 maintains a dedicated following, particularly in Denmark, Germany, and the Netherlands. The primary hub for technical data and historical documentation is the Danish boat community, often revolving around the legacy of the designer. Information regarding original brochures and construction methods can occasionally be sourced through the archives associated with the Quorning Boats company, although they have since transitioned entirely to multihull production.

The Verdict

The Luna 24 is a quintessential "slow-boating" icon that offers a level of seaworthiness rarely found in modern 24-footers. It is an ideal choice for those who value fuel efficiency and traditional aesthetics over high-speed transit.

Pros:

  • Exceptional fuel economy and low operating costs.
  • High-quality Scandinavian fiberglass construction.
  • Timeless, traditional design that holds its value well.
  • Deep-cockpit safety, ideal for cruising with children or pets.

Cons:

  • Slow displacement speeds (limited to ~7 knots).
  • Limited maneuverability in reverse due to the full-length keel.
  • Potential for high maintenance costs on vintage diesel engines.
  • Compact head/toilet compartment by modern standards.

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