22/05/2026
Which boat should you choose for an extended trip?
A long voyage on a motorboat requires preparation. A cruise lasting several weeks, a long coastal trip or navigation far from the harbour require a boat designed for autonomy, comfort and fuel efficiency. Beyond the boat’s global design, the propulsion system, efficient energy management and reduced technical restrictions will make all the difference.
In this article, Delphia deals with the topic of long-distance navigation: which motorboat should you choose for longer trips? How can our models enable you to live on board and navigate for several days, while enjoying the experience to the fullest?
A concept designed for long-distance cruising
Extended autonomy for several weeks navigation
For extended cruises, a motorboat that operates independently is the best choice. On board, energy management is optimised:
- The batteries are tailored to the size of the instruments, appliances and lighting.
- The generator and alternator charging systems are efficient.
- Solar panels may be fitted to provide additional energy on board.
Regarding the boat's energy autonomy, the fuel, fresh water, grey water and black water tanks are accurately calibrated. They enable you to live self-sufficiently, away from the docks: resupply stopovers are not mandatory, but optional!
Generous living space for a comfortable stay on board
When spending an extended period on board, comfort is another key factor. The layout of a motorboat designed for long trips is carefully conceived!
The boat features, in particular:
- Comfortable cabins.
- Clearly defined living areas.
- Ergonomic dining areas.
- Secure relaxation areas.
- Well-designed circulation areas.
- Convenient storage.
The design creates a friendly atmosphere, ensures privacy and reduces crew fatigue, even after several days of continuous navigation.
Lower fuel consumption for longer trips
A motorisation system designed for fuel economy
The motorisation also affects the autonomy of the model. Motorboats designed for cruising are generally equipped with diesel engines: they are highly energy efficient, durable and capable of running for long periods without using too much fuel. A correctly tuned diesel engine can consume less than 5 litres per 100 km!
A fuel-efficient engine reduces the operating costs of the boat. Leisure boaters who need to refuel less can also enjoy a more relaxing cruise.
Economical speed to maximise range and comfort on board
The concept of economical speed is often under‑estimated. However, over time, adopting moderate speed allows you to conciliate energy efficiency, comfort and respect for the environment.
"Slow cruising" allows you to:
- Avoid unnecessary strain on the engine.
- Profit more from the views.
- Reach more destinations with less fuel.
Three Delphia models suitable for extended cruising
Delphia 10: a compact and accessible boat for navigating far away
Ideal for leisure boaters looking for their first boat or an easy-to-manoeuvre model, the Delphia 10 provides everything you need for several days navigation. Its design optimises space, providing simplicity, practicality and a pleasant experience, even with a reduced crew.
Delphia 11: a model that combines space, performance and versatility
The Delphia 11 offers more space than the Delphia 10, on a motorboat model designed for medium to long-distance cruising. The Delphia 11 is an excellent compromise for navigators who want to enjoy comfort, autonomy, as well as performance.
This motorboat combines fuel-efficient motorisation, secure seaworthiness and a layout that optimises life on board.
Delphia 12: a motorboat for limitless exploration
The Delphia 12 is also an excellent choice for extended cruises: it offers generous interior space that allows for easy circulation, as well as plenty of storage.
Available exclusively with a diesel engine, the boat is ideally suited to extended trips and long stays on board.
Thanks to the Delphia 12’s autonomy, crews can cruise along the coast or choose to extend their navigation.
Long, simplified and committed boat trips
A design that minimises technical constraints
A boat designed for long-distance cruising must be user-friendly. For us, this involves technical solutions that simplify use:
- Easy access to maintenance areas.
- Ergonomic systems for manoeuvres.
- Smart layouts that minimise effort.
Delphia motorboats are designed to offer a peaceful navigation experience, even over several days, without excessive technical issues.
A commitment to environmentally-friendly boating
With Delphia boats, short, medium and long cruises are always founded on the idea of responsible boating. In every day navigation, the models of the range feature remarkably low fuel consumption, of around 2 to 3 litres per 100 kilometres.
In the market segment of motorboats designed for long-distance cruising, it is a record!
This simplicity is combined with a more conscious approach of navigation, featuring:
- Moderate speed.
- Smart energy management.
- Reduced noise and odour pollution.
For Delphia, this is about sending a strong message: a vision of responsible boating that protects the environment without ever compromising the pleasure of navigating.
