Introducing the New MC105: A Refined Evolution of the MC100
McConaghy’s new MC105 sailing catamaran represents a bold evolution of the popular MC100, blending innovation with elegance in every detail. While retaining the brand’s signature performance DNA, the MC105 brings a reimagined design that elevates both aesthetics and onboard experience.
Sculpted Elegance & Smarter Space
The MC105’s exterior styling departs from angular geometries in favor of sleek, fluid lines that feel both modern and timeless. Full-length hull windows enhance the visual flow of the yacht’s profile and flood the interiors with natural light. Integrated tender davits on the stern free up the swim platform, enabling a true beach club setup for seamless enjoyment of the water.

A Flybridge Made for Living
One of the most notable changes is the flybridge, which is now twice the size of the previous model and protected by a hardtop. This expanded area offers generous seating, sun pads, and unobstructed 360° views—perfect for entertaining or relaxing at anchor.
At the bow, the trampoline has been replaced by a chic forward cockpit lounge, adding another private relaxation zone, while the revamped aft deck features versatile seating, a wet bar, a flip-backrest, and a day head—all designed to enhance flow and functionality.

Interior: Spacious, Seamless, Sophisticated
Inside, the MC105 continues the open-plan philosophy with a more expansive main salon. The sliding doors create a seamless transition between interior and exterior, while the interior now houses multiple lounges, a formal dining area, and a well-appointed nav station.
Accommodation: Luxury with Purpose
The redesigned layout emphasizes privacy and comfort. The master suite is a standout, offering a private entrance, walk-in closet, dedicated workspace, and a luxurious bath with double vanities. Guest staterooms have also been reimagined to provide more space and comfort, ideal for extended cruising.
Crew quarters have been thoughtfully relocated aft for enhanced guest privacy, and now accommodate up to five, including the captain. Improved galley and laundry areas further support long-term living and efficient service onboard.

The MC105 is more than an upgrade—it’s a redefinition of modern multihull cruising. With its forward-thinking design, improved functionality, and luxury that feels effortless, it sets a new benchmark for performance catamarans.
We’re excited to witness the first hull’s launch later this year—and even more excited to help future owners discover what makes this yacht truly exceptional.
We at Troyer Yachts are proud to represent these exceptional boats in the U.S. Please feel free to contact us for more details on new construction opportunities.
Written by Uliana Tikhonova, Yacht Broker and Sailing Yacht Specialist at Troyer Yachts.
Also find Uliana on LinkedIn.
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