ETAP 46 DS Information, Review, Specs

Make
ETAP
Model
46 DS
Builder
Etap Yachting
Designer
Von Ahlen Yacht Design / Stile Bertone (interior)
Number Built
Production Year(s)
2006 - 2009

The Etap 46 DS represents the pinnacle of the Belgian yard’s engineering, serving as a flagship model that successfully merged the brand’s "unsinkable" philosophy with the luxury requirements of a serious blue-water cruiser. Launched in the mid-2000s and designed by the French naval architecture firm Mortain & Mavrikios, this vessel was a bold departure from the smaller, more utilitarian models that built Etap’s reputation. By integrating a raised deck saloon with their signature double-skin construction, the 46 DS offered a panoramic sailing experience that challenged the dominance of contemporary designs from builders like Moody or Oyster. The construction involves a unique process where closed-cell polyurethane foam is injected between the inner and outer fiberglass hulls, providing enough buoyancy to keep the vessel afloat even when fully swamped—a claim famously verified by independent testing and classification societies.

Sailing Performance & Handling

On the water, the Etap 46 DS is characterized by a "stiff" and predictable motion, largely a result of its substantial displacement and the thermal/acoustic dampening provided by the double-hull structure. While the added weight of the foam core makes it heavier than some performance-oriented 46-footers, the hull remains surprisingly slippery in light to moderate air. According to editorial assessments in Yachting Monthly, the boat handles offshore conditions with a sense of solidity, lacking the "creaks and groans" often associated with single-skin production boats.

The vessel typically features a 7/8 fractional rig with a self-tacking jib as standard, a configuration that emphasizes ease of handling for short-handed couples. For those seeking more power, many hulls were equipped with a larger genoa and an in-mast furling mainsail. The steering is generally praised for its feedback, though the windage of the raised deckhouse can be felt when maneuvering in tight quarters under power. The Etap 46 DS was also offered with a tandem keel option, a signature Etap feature that allows for a shallower draft without a significant loss of upwind performance, though the deep-draft fin keel remains the preference for those focused on ocean passages.

Interior Comfort & Variations

The "Deck Saloon" (DS) designation is the defining feature of the interior, centered around a raised seating area that offers nearly 360-degree views of the horizon. This design choice serves two purposes: it provides a bright, airy living space that mitigates the feeling of being "below decks" and allows for a large engine room and technical space beneath the saloon floor. The materials used are notably higher in quality than earlier Etap models, often featuring light oak or cherry finishes that complement the natural light flooding in from the vertical saloon windows.

Two primary cabin configurations were produced. The owner-version features a massive aft stateroom with a centerline berth and an en-suite head, while the forward section houses a guest V-berth and a secondary head. A three-cabin variant was also available, which split the aft section to accommodate more guests or crew. A critical interior advantage of the Etap construction is the virtual elimination of condensation; the foam core acts as high-grade insulation, keeping the interior significantly warmer in the winter and cooler in the summer compared to traditional hulls. This makes the 46 DS an exceptional choice for high-latitude cruising or tropical environments.

The Etap 46 DS received significant attention upon its launch for being the largest unsinkable yacht in production. It was featured prominently in international boat shows and received detailed sea trials from major European publications. The model is frequently discussed in the context of "ultimate safety" cruisers, and its distinctive vertical cabin windows—later a design trend adopted by other manufacturers—made it a recognizable silhouette in the cruising community. The boat’s performance was notably documented in a series of technical reviews by the German publication Yacht, which scrutinized the effectiveness of the double-skin insulation.

Known Issues & Buyer’s Checklist

  • Through-Hull Maintenance: Because the hull is double-skinned, any replacement of through-hull fittings or installation of new transducers requires specialized care to ensure the void between the skins remains sealed. Buyers should inspect all skin fittings for evidence of water seeping into the foam layer.
  • Deck Saloon Window Seals: The large, vertical windows provide excellent views but are prone to leaks if the sealant has degraded over 15+ years. Check for water staining on the woodwork around the interior window frames.
  • Saildrive Diaphragm: Most Etap 46 DS units are powered by Volvo Penta engines with saildrive units. The rubber diaphragm seal should be checked for its replacement date (typically every 7 years), as this is a critical safety component.
  • Keel-to-Hull Joint: While the Etap construction is robust, the tandem keel configuration (if equipped) puts specific stresses on the hull grid. A survey should specifically look for stress cracking or "Etap-smile" at the leading edge of the keel joint.
  • Electrical Complexity: Being a larger flagship, the 46 DS often includes complex systems like bow thrusters, electric winches, and generators. Ensure the high-amperage wiring and battery banks have been maintained, as the "double-skin" makes rerouting wire looms more difficult than in a single-skin boat.

Community & Resources

The Etap community is highly organized, reflecting the loyalty the brand inspired before production ceased. Owners of the 46 DS can find technical support and original parts through the Etap Yachting website, which transitioned into a service and parts portal following the bankruptcy of the original shipyard. Regional organizations, such as the Etap Owners Association (UK), provide a wealth of member-contributed data regarding maintenance of the double-hull structure and rigging specifications.

The Verdict

The Etap 46 DS is a unique blue-water cruiser that prioritizes safety and insulation above all else, making it a "niche within a niche" for the discerning sailor.

Pros:

  • Unsinkable Rating: Provides immense peace of mind for long-distance offshore passages.
  • Exceptional Insulation: Thermal and acoustic properties are far superior to standard fiberglass boats.
  • Visibility: The raised deck saloon offers one of the best "views with a galley" in its size class.
  • Ease of Handling: Well-designed for a couple to manage without additional crew.

Cons:

  • Structural Repair Difficulty: Damage to the double hull or foam core can be complex and expensive to repair correctly.
  • Windage: The high profile of the deck saloon can make the boat catch the wind during docking.
  • Weight: It is not a "racer-cruiser"; the heavy displacement limits its performance in extremely light winds.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Tandem
Rudder
1x Spade
Ballast
9259 lbs (Iron)
Displacement
28329 lbs
Water Capacity
122 gal
Fuel Capacity
74 gal

Dimensions

Length Overall (LOA)
47.44 ft
Waterline Length (LWL)
41.01 ft
Beam
14.44 ft
Draft
5.09 ft
Max Headroom
-
Air Draft
65.12 ft
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Fractional Sloop
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Sail Area
1117.29 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
19.23
Ballast / Displacement Ratio
32.68
Displacement / Length Ratio (D/L) Ratio
183.36
Comfort Ratio
29.12
Capsize Screening Formula
1.9
Hull Speed
8.58 kn