The Lagoon 51 reveals an optimized circulation on board and a great fluidity, with an amazing layout and offering sustainable solutions. The flybridge is optimized to occupy 80% of the roof. Maneuvers are at hand from steering station, while the guests can walkaround without disturbing the helmsman.

Step effortlessly aboard the Lagoon 51 thanks to the large and wide transoms. This feature provides a safe and practical access to the dock side.
Thanks to the mast being stepped on the fore end of the saloon, the view is continuous. The great luminosity, coming from the 360°vertical windows, and the new wood finishes “Alpi sand oak” simply reinforce this feeling of space.
Lagoon 51 offers options of XXL solar panels on the roof. This technology provides more than 3.400 watts of power to operate the on-board service. The boat is therefore fully autonomous (except for the air conditioning).

The Lagoon 51 is the very first Lagoon catamaran equipped with the Seanapps technology. Whether you want to check your fuel and battery charge levels, or schedule maintenance operations, Seanapps helps you streamline and safeguard your boat’s maintenance requirements simply and easily.
The Lagoon 51 ICONIC version launched in 2025, offers more space for sunbathing, an innovative swim ladder on the foredeck for easy access to the sea, and a resolutely vibrant and colorful style.