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Sirena 42 Motor Yacht

138' / 42 m · Sirena Yachts · In build, delivery 2026
Length
42 m138 ft
Delivery
2026
Builder
Sirena Yachts
Guests
11 in 5 cabins
Cruising
10 kn
Building in
Turkey
Asking price
approx. $26,800,000

About Sirena 42

Where the owner sleeps is a choice on the Sirena 42, not a fixed cabin: the suite can sit on the main deck or move up to the upper deck, freeing the space below for extra dining in the salon or a separate guest corner near the bow instead. Sirena Yachts is building her in Istanbul for delivery in 2026, a 42-metre steel and aluminium yacht with that flexibility built into the plan from the start.

Build and provenance

Sirena Yachts is building the Sirena 42 in steel and aluminium at its yard in Istanbul, a 42-metre displacement monohull classed by Rina. Luca Vallebona has drawn the exterior and Hot Lab the interior, while the hull form itself comes from Van Oossanen, the firm behind her fast displacement lines. At 433 gross tons and a beam of 8.8 metres, she carries the proportions to support that flexible layout below.

Layout and accommodation

Eleven guests are accommodated across five cabins, with a crew of nine to run the yacht day to day. The owner's suite can be placed on the main deck or the upper deck, and whichever deck stays free downstairs can turn into extra dining space off the salon or a separate corner for guests near the bow, a choice made at the build stage rather than fixed by the yard.

Performance and engineering

She cruises at 10 knots and reaches 15 knots at full speed, a pace suited to covering distance efficiently rather than arriving quickly. Fuel tankage runs to 44,996 litres and fresh water to 10,397 litres, giving her the range and self-sufficiency for extended time away from a marina.

On deck and at anchor

A swimming pool and jacuzzi sit on the sun deck, giving guests somewhere to be outside whichever cabin configuration is chosen below. Water toys are carried aboard for time spent off the yacht rather than on it.

Where she lies and how to see her

The Sirena 42 is being built in Turkey, and that build floor is what a buyer sees on a viewing before she is afloat. Boatcrowd sets those visits up and joins them; once an offer is accepted, survey and sea trial come next, fitted into her delivery timetable.

Full Specifications

Length
138' / 42 m
Beam
8.8 m
Draft
2.3 m
Gross Tonnage
433 GT
Guests
11
Cabins
5
Crew
9
Cruising Speed
10 kn
Top Speed
15 kn
Delivery
2026
Hull
Monohull
Style
Displacement
Country
Turkey

Build

Hull Material
Steel
Exterior Designer
Luca Vallebona
Interior Designer
Hot Lab
Classification
Rina

Performance

Fuel Capacity
44,996 litres
Fresh Water
10,397 litres

Features & Amenities

On deck
Swimming Pool Jacuzzi Sun Deck
Also aboard
Water Toys

Where She Sits in the Market

Per metre, she is above the band median.

Group Listings Asking price Per metre
This yacht $26.8m $639,000
Yachts of 40 to 50 m 154 $28.6m $629,000
Sirena Yachts yachts 7 $6.9m $256,000
Built 2023 to 2029 563 $12.3m $393,000

Each group is the priced yachts for sale with Boatcrowd, her included, and every group figure is a median. Prices quoted in other currencies are converted at today's rate.

Buying Costs

Survey
A buyer normally commissions a condition survey, and a sea trial, once an offer is accepted and before the sale becomes unconditional. The cost depends on her size and on where she is lifted, and it is the buyer who appoints the surveyor.
Registration and flag
She will be registered on a flag of the buyer's choosing, which carries its own fees and its own survey and crew requirements. Where the yacht is owned through a company, the shares rather than the vessel may change hands, which changes what is payable.
VAT and import
Whether VAT is due, and where, depends on the yacht's current status, her flag, the buyer's residency and where she is delivered. Where the seller has stated her VAT status, it is shown with the asking price on her page, and it is confirmed in writing before an offer is made.
Running costs
Crew, berthing, insurance, class and annual maintenance continue from the day she is yours. A yacht that is also chartered earns against them, and we will set out what her season has actually returned before you commit.

Estimated running costs for a yacht of her size are set out on the size page: What a yacht of 40 to 50 m costs to run.

Questions about Sirena 42

When will Sirena 42 be delivered?

She is in build at Sirena Yachts in Turkey, with delivery given as 2026. The year on an in-build listing is the delivery year, never a build year, and the specification shown is the one the yard has committed to.

Is the asking price of Sirena 42 negotiable?

EUR 23,950,000 is her asking price. Offers are put to the owner: when you are ready, we put yours forward and agree terms.

What will Sirena 42 cost to run?

Crew, berthing, insurance, class and annual maintenance continue from the day she is yours. Estimated running costs for a yacht of her size are set out on the size page: What a yacht of 40 to 50 m costs to run.

Details are given in good faith and are not contractual. Offered subject to prior sale, price change or withdrawal without notice.

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