
SEVENTY 8
The Sign Of Freedom

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The Ultimate Expression of Prestige and Power
The Lagoon SEVENTY 8 stands as the pinnacle of power catamaran excellence, offering an unmatched blend of luxury, range, and seaworthiness. As the flagship motor yacht of the Lagoon fleet, she redefines the standards of space, comfort, and performance, making her an exceptional choice for those who seek the freedom to explore the world’s most remote destinations without compromise. With an impressive length of 23.8 meters (78 feet) and a commanding presence on the water, the SEVENTY 8 is designed for those who demand unrivaled elegance, long-range autonomy, and a superior onboard experience.
Length Overall
23,80 m / 78'1''
Beam Overall
11 m / 36’1’’
Cabins
4 to 6
Heads
4 to 6
Draft
1,27 m / 4'2''
Hull Length
23,80 m / 78'1''
Hull Beam
23,80 m / 78'1''
Fresh Water Tank
2 x 800 L / 2 x 211 US gal
Fuel Tank
8,500 L / 2,246 US gal
Engine Power
2 x 510 CV / HP

Grand Outdoor Spaces Designed for Ultimate Relaxation
The Lagoon SEVENTY 8 offers an expansive, open-air lifestyle, with seamless transitions between deck spaces that provide unparalleled views of the horizon. The enormous flybridge, customizable to include a bar, jacuzzi, or a lounge area, serves as the perfect retreat for social gatherings or private relaxation.
The aft cockpit extends into a vast beach club, complete with a hydraulic swim platform for easy access to the water. Meanwhile, the forward lounge provides a secluded escape for quiet moments, enhanced by plush seating and panoramic ocean views. Every inch of the SEVENTY 8 is designed to embrace the sea, inviting owners and guests to unwind in total serenity.

Bespoke Interiors with a Yacht-Style Elegance
Stepping inside the Lagoon SEVENTY 8 is like entering a floating palace, where elegance meets functionality. The full-beam salon, bathed in natural light from expansive windows, offers an unobstructed connection to the surrounding seascape. High-end materials, exquisite craftsmanship, and an intuitive layout create a sophisticated yet inviting atmosphere.
Owners can choose from customizable interior configurations, including a sprawling master suite with direct private access to the aft deck, a feature rarely found on yachts in this category. Every detail, from the finely appointed furnishings to the intelligent use of space, ensures an experience of absolute luxury and ease.

Unrivaled Performance & Transoceanic Capability
Equipped with twin high-performance engines, the Lagoon SEVENTY 8 is built for long-distance cruising with exceptional fuel efficiency and stability. Whether navigating the calm waters of the Mediterranean or crossing vast ocean passages, she delivers effortless handling, reduced fuel consumption, and impressive range.
Advanced energy management systems, solar panel integration, and efficient hull design ensure sustainability while providing maximum comfort at sea. With a large fuel capacity and cutting-edge technology, the SEVENTY 8 grants owners the freedom to explore the world’s most breathtaking destinations with complete confidence and autonomy.
Specifications
Air Draft
8,95 m / 29'4''
Code 0
N/A
Self-Tacking Jib
N/A
Fresh Water Tank
2 x 800 L / 2 x 211 US gal
Fuel Tank
8,500 L / 2,246 US gal
Engine Power
2 x 510 CV / HP
Square Top Mainsail
N/A
Dry Weight
62,2 T / 131,153 Lbs
EC Certification
A: 14 ; B: 18 ; C: 24 ; D: 40
Architect
VPLP Design
Upwind Sail Area
N/A
High Roach Mainsail
N/A
Asymmetric Spinnaker
N/A
Exterior Design
Patrick Le Quément
Interior Design
Nauta Design

Why the Lagoon SEVENTY 8 Stands Apart?
Unparalleled Space & Luxury – Expansive deck areas, a full-beam salon, and customizable interiors ensure the ultimate onboard comfort.
World-Class Performance – Powerful twin engines provide effortless cruising with exceptional range and fuel efficiency.
Exclusive Outdoor Living – Panoramic flybridge, vast foredeck, and a private beach club with a hydraulic swim platform.
Fully Customizable Interiors – Luxurious cabin configurations, including a private master suite with direct sea access.
Designed for Global Exploration – Advanced engineering, smart energy solutions, and a transoceanic range for limitless adventure.
The Lagoon SEVENTY 8 is more than a yacht—it’s a floating sanctuary, an exclusive retreat, and a statement of prestige. Whether you seek to entertain in grand style, embark on limitless voyages, or enjoy the pure serenity of life at sea, she delivers an experience beyond expectation.
Step aboard the Lagoon SEVENTY 8 and embrace a world where power, elegance, and exploration come together in perfect harmony!