The Lagoon 420 (2008) is a popular sailing catamaran built by Lagoon, a respected French boatyard known for comfortable and spacious multihulls. Here’s a detailed description of the Lagoon 420 (2008):
General Overview:
- Model: Lagoon 420
- Year Built: 2008
- Type: Sailing Catamaran
- Builder: Lagoon (part of Groupe Beneteau)
- Designer: Van Peteghem/Lauriot-Prevost (VPLP)
Dimensions:
- Length Overall (LOA): ~12.61 m (41’4”)
- Beam (Width): ~7.5 m (24’7”)
- Draft: ~1.26 m (4’2”)
- Displacement: ~12,200 kg (26,895 lbs)
Construction:
- Hull Material: Fiberglass (GRP)
- Keel Type: Twin fixed keels
- Rudder Type: Twin spade rudders
- Rig Type: Fractional sloop rig
- Mast: Deck-stepped aluminum mast
Layout & Accommodation:
- Cabins: 4 double cabins (with 4 heads in the 4-cabin version)
- Berths: 10 + 1 skipper
- Heads (Toilets):4
- Saloon: Spacious with panoramic windows, U-shaped settee, and a central table
- Galley: Fully equipped, often located up in the saloon (“galley up” layout)
Performance & Engines:
- Engines: Originally available in two configurations:
- Diesel engines (usually 2 x 40 HP Yanmar)
- Cruising Speed: ~7–9 knots under power
- Sails:
- Mainsail (with lazy bag/lazy jacks)
- Furling genoa
- Optional spinnaker or gennaker
Features & Equipment:
- Large cockpit with seating and dining table
- Dual helm stations or central helm depending on configuration
- Wide side decks for easy movement
- Davits for dinghy
- Watermaker
- Generator (optional)
- Solar panels
- Navigation electronics (e.g., GPS, autopilot, radar)
Notable Aspects:
- Liveaboard Comfort: The Lagoon 420 is well-known for its spacious interior and large living areas, making it ideal for long-term cruising or liveaboard lifestyles.
- Hybrid Version: It was among the first production catamarans to offer hybrid diesel-electric propulsion, although not all units had this setup.
- Charter Friendly: The 4-cabin version was popular with charter companies due to its balanced mix of privacy and shared space.



