Maiora Enters Metal Superyachts With Supernova 50 and M|53

Maiora has used the Cannes Yachting Festival 2026 to reveal two new steel-and-aluminium superyacht projects, the Supernova 50 and M|53, marking a major extension of the Italian builder's range. Official updates from parent company Next Yacht Group describe the pair as the next generation of Maiora metal superyachts, with different design teams but a common focus on larger owner spaces, outdoor living and sub-500GT efficiency.

The move is strategically important because Maiora has historically been associated with composite yachts. Next Yacht Group's acquisition of SIMAN earlier this year created additional metal-construction capability in Pisa and La Spezia, and the first 50-metre Maiora was already confirmed by the group as being under construction before the Cannes reveal.

Supernova 50 becomes Maiora's first steel-and-aluminium superyacht

The Supernova 50 measures 49.8 metres and is designed to remain at 499GT. Next Yacht Group says the exterior lines and general arrangement are co-authored by Tommaso Spadolini and ELIE SAAB, extending a collaboration already seen on the 42 Exuma. The interiors continue the ELIE SAAB relationship under the creative direction of Elie Saab and Carlo Colombo.

Conference material released around Cannes describes a five-deck arrangement with six guest cabins and a dedicated owner's deck. The owner suite and forward private terrace together create an area of about 90 square metres, while two main-deck guest suites gain private terraces of their own. The emphasis is therefore not simply on adding length, but on using the available tonnage to separate owner, guest and operational spaces more clearly.

A 499GT yacht with transatlantic ambitions

The technical brief positions Supernova 50 as a displacement yacht for extended cruising rather than a large day yacht. Published specifications indicate a steel hull, aluminium superstructure, twin MAN propulsion, a draft of about 2.4 metres and a target maximum speed around 16 knots. The stated range is approximately 4,150 nautical miles at 11 knots, which puts genuine transatlantic capability at the centre of the design brief.

A large central tender area on the main deck is intended to accommodate a tender of up to about eight metres. Once the tender is launched, that operational space can be returned to guest use and connected with the aft pool and beach area. The approach reflects a broader design trend in which garages and technical zones are expected to become usable hospitality space when their equipment is deployed.

M|53 takes a different route at the same tonnage threshold

The second project, M|53, is a 52.98-metre design by Luca Dini with naval architecture by Names Studio. Despite being more than three metres longer than Supernova 50, it is also designed around the 499GT threshold. Published Cannes specifications give a beam of 9.15 metres, a full-load draft of 2.4 metres and accommodation for 12 guests in six cabins, supported by nine crew in five cabins.

Twin MAN D2862 engines are specified, with a declared maximum speed of 16.5 knots and a range of more than 4,500 nautical miles at 10 knots. The owner's suite and associated exterior area exceed 100 square metres and include a forward terrace with a pool, while the stern is developed around a second pool, lounge, bar and beach-club arrangement.

Wellbeing and outdoor space drive the M|53 concept

Luca Dini's concept places unusual emphasis on adaptable spaces and privacy. Freestanding furniture in common areas allows layouts to be reconfigured, while the highest deck is conceived as an observatory that can be enclosed or opened according to weather and the owner's desired level of privacy. The intent is to give exterior areas the same design weight as interior rooms rather than treating them as secondary decks.

That philosophy is consistent with the direction Next Yacht Group has been signalling across the Maiora range: more direct connection to the sea, greater flexibility and less rigid separation between interior and exterior living. At this size, however, those ideas must coexist with crew circulation, technical volume and long-range storage, which makes the 499GT target an important part of the design challenge.

Construction capability is now part of the product strategy

The Supernova 50 is already in build at SIMAN's Pisa facilities, with delivery planned for the second half of 2028. That gives the Cannes announcement more weight than a purely conceptual design reveal, because Next Yacht Group has already committed industrial capacity and a construction programme to its move into metal superyachts.

For Maiora, the Supernova 50 and M|53 represent a shift in competitive set. The brand is moving beyond its traditional composite-yacht territory into a sector populated by specialist displacement builders, where range, technical redundancy, crew functionality and lifecycle support are as important as styling. Their reveal in Cannes is therefore best understood as the start of a broader repositioning rather than the launch of two isolated models.

Two projects, two different routes into the same market

Although the projects were introduced together, they should not be treated as interchangeable. Supernova 50 combines a more compact length with a dedicated owner deck and an already active construction programme, while M|53 uses additional length to create a larger owner suite, observatory deck and more explicit wellbeing spaces. That gives Maiora two ways to test demand in the same broad sub-500GT market without relying on a single design language.

The strategy also gives Next Yacht Group room to build a family of metal yachts rather than a one-off flagship. If the first Supernova 50 progresses on schedule and the M|53 attracts orders, the group's investment in SIMAN can support a wider pipeline of steel-and-aluminium projects. That would materially change Maiora's position in the global order book and place it in direct competition with established Italian and northern European displacement-yacht builders.