Harmony 47 Sailboat Review, Specs, and Listings

Mortain & Mavrikios·2005 – 2011·Harmony Yachts (Groupe Poncin Yachts)
Approximate drawing

Hover a measurement to read its value

Hull Type
Monohull · bulb
Rig
Fractional Sloop
LOA
47.21' · 14.39 m
Disp.
23,479 lbs · 10,650 kg
First year
2005

The Harmony 47 sits at the core of a French cruising range conceived for bluewater passagemaking at a competitive price, and it was marketed as a performance cruiser delivering hightech construction at figures below the major French and German rivals performance cruiser offering hightech advantages. The naval architects Mortain & Mavrikios drew the design, and Groupe Poncin Yachts constructed the yacht from around 2004 to 2008, after which the 47foot model became a familiar charter yacht across the Greek islands and the wider Mediterranean.

Measurements

Dimensions 01

Length Overall
47.21 ft
Length on deck
Waterline Length
40.91 ft
Beam
13.94 ft
Draft
7.05 ft
Maximum Headroom
Air Draft

Construction & hull 02

Construction
Fiberglass
Hull Type
Monohull
Keel Type
Bulb
Rudder
1× Spade
Ballast
7,826 lbs (Lead)
Displacement
23,479 lbs
Water Capacity
133 gal
Fuel Capacity
53 gal

Rig & sails 03

Rigging Type
Fractional Sloop
Mainsail luff
Mainsail foot
Foretriangle height
Foretriangle base
Forestay Length (estimated)
Sail Area
1,001.04 sqft

Calculations 04

Sail Area to Displacement Ratio
19.53
Ballast to Displacement Ratio
33.33
Displacement to Length Ratio
153.09
Comfort Ratio
25.38
Capsize Screening Ratio
1.95
Hull Speed
8.57 kn

Design and Construction

The hull is fiberglass-reinforced polyester using vacuum-infused sandwich construction with a PVC foam core, a method that keeps seasonal upkeep minimal minimal seasonal maintenance. During lay-up the ribs are pre-positioned and become integral with the hull as the resin is injected, producing a notably stiff structure, while Kevlar reinforcement in the high-stress keel zone adds a further safety margin. Experienced skippers who ran Harmony 47s in charter fleets praised the construction as solid and described the boats as quick and vice-free.

Rig and Handling

The standard rig is a fractional sloop carrying a full-batten mainsail with a lazy-jack system and a roller-furling genoa on a Facnor headsail system. Cockpit winches are Lewmar 44 ST for sheets and Lewmar 40 ST for halyards, and a quick-remove helm wheel on a slim pedestal is a practical touch. The charter version has drawn criticism for offering only two cockpit winches. Two keel options exist: a standard deep fin giving roughly 2.10 to 2.20 meters of draft, and a tandem shallow cast-iron keel drawing just 1.60 meters. The shoal variant has real appeal for cruising ground access, though discussions note it reduces stability and motion comfort against the deeper configuration.

Performance Profile

With a displacement/length ratio of 153 the Harmony 47 falls into the light-racer band, and 82% of comparable sailboats are heavier. Its sail-area-to-displacement ratio of 19.41 places it in the cruiser-racer category, and the theoretical hull speed is 8.6 knots over a 12.47-meter waterline. The ballast ratio of 33% is on the lower side, and the Motion Comfort Ratio of 25.4 sits in the lower quartile for the type. The yacht carries CE Class A (ocean) certification and a capsize screening value of 1.95.

Accommodations

Below, the Harmony 47 lays out four cabins sleeping eight to ten, with two heads. The interior is finished in wood and white lacquer, read as tasteful and modern. The galley is built for extended cruising with a working surface, drained sink, cooker, and a double-door fridge, and owners have singled out the large anchor locker, fold-down transom with boarding ladder, and that substantial fridge as practical details. Fresh water capacity runs about 500 liters.

Known Issues and Ownership Notes

A rigging surveyor with direct experience of three Harmony 47s in charter described them as problematic and poor at aging, and rigging has been flagged as an area of concern on well-used examples regardless of documented service history. The dominant charter-specific worry is accelerated wear from heavy use. The smaller dealer and parts network relative to competitors is a material ownership consideration now that production has ended.

The Verdict

The Harmony 47 is a thoughtfully engineered light-displacement cruiser-racer with vacuum-infused sandwich construction, a stiff integral structure, and a modern interior that wears well in service. Its shoal keel broadens cruising range at a comfort cost, and its charter pedigree means a buyer must reckon with wear and a thinner support network than the dominant production marques.

Pros

  • Vacuum-infused PVC-core hull with integral ribs and Kevlar keel-zone reinforcement
  • Light-racer displacement with cruiser-racer sail plan and 8.6-knot theoretical hull speed
  • Four-cabin layout, modern lacquered interior, and practical galley and cockpit details
  • CE Class A ocean certification and capsize screening of 1.95

Cons

  • Lower-quartile Motion Comfort Ratio and 33% ballast ratio
  • Rigging flagged as a concern on well-used boats; charter wear accelerated
  • Shallow keel reduces stability and motion comfort
  • Smaller dealer and parts network after production ended

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