The question almost never gets decided by the boat itself. It gets decided by a berth, a calendar and a maintenance bill, and those three things are a lot easier to check than the feeling you get on a test outing in flat water.
Before you commit
- A berth is the hardest thing to obtain and the heaviest fixed cost, so secure it before signing for a hull.
- Budget roughly 10 % of the purchase price per year in running costs, credit and depreciation excluded.
- Chartering the same model twice tells you more than any brochure or one hour sea trial.
- Registration, licence and tax obligations follow the boat’s size and engine power, not your intentions.
Start with the berth, not with the hull
A marina berth is the constraint that decides most purchases, because it is scarce, expensive and slow to obtain. On the French Mediterranean coast, boat-market surveys published in 2026 put an annual afloat berth for an 8 metre boat somewhere between 3,000 and 9,000 euros, with the busiest harbours (Antibes, Cannes, Saint-Tropez) sitting at the top of that band, against roughly 1,500 to 4,000 euros on the Atlantic side.
Waiting lists in saturated harbours commonly run three to five years. That single fact reverses the usual order of operations: you look for a berth, then you buy a hull that fits it. Dry stack storage is the realistic fallback, typically 30 to 40 % cheaper than an afloat berth, and it works well for a trailerable motorboat that you use in bursts rather than live aboard on weekends.
If you plan to keep the boat at home and tow it, check the width before anything else. In France, towing a hull wider than 2.55 metres requires an individual exceptional transport authorisation, issued by the prefect of the department you set off from. Rules of this kind differ from one country to the next, so verify the local threshold rather than assuming.
The running costs that nobody puts in the spreadsheet
Owners in the trade use a rule of thumb worth knowing: around 10 % of the purchase price per year in operating costs, excluding loan repayments and depreciation. It holds up best on modest boats kept in a marina, and it stops being useful on large yachts where crew and refit dominate everything else.
The one-off costs at purchase deserve the same attention. A pre-purchase survey is generally billed 25 to 40 dollars per foot with a minimum around 500 dollars, the haul-out to inspect the underwater hull adds 10 to 20 dollars per foot, an engine survey runs 100 to 180 dollars an hour, and a rig inspection on a sailing boat lands between 300 and 500 dollars. Skipping that stage to save a few hundred is the most expensive economy in the second-hand market.
| What you are actually paying for | Owning | Chartering |
|---|---|---|
| Berth or mooring | Annual, paid whether you sail or not | Included in the daily rate |
| Servicing and winter lay-up | Yours, every season | The operator’s problem |
| Insurance and registration | Yours, in your name | Covered, with a deposit and an excess |
| Availability on a sunny Saturday | Total, that is the whole point | Booked weeks ahead in high season |
| Trying a different hull | Means selling first | A different booking |
Count your days on the water, honestly
The arithmetic that settles the debate is the number of outings you genuinely make in a year, not the number you imagine in February. Charter prices give you a usable yardstick: in Saint-Tropez in high season, market rates checked in August 2026 sit around 700 to 1,200 euros a day for a day boat, 1,200 to 3,000 euros for a cruiser, and 250 to 350 euros a day on top if you want a skipper.
Six chartered weekends a season is a real budget, and it is still cheaper than a berth in Antibes plus insurance plus antifouling plus the winter lay-up on a boat you used six times. Past fifteen or twenty outings a year, the balance tips, and the practical arguments (your own gear left aboard, your own settings, no booking window) start to matter more than the invoice.
Renting first is a test, not a compromise
Chartering the model you are considering, twice, in different conditions, is the closest thing to a due diligence exercise available to a private buyer. A first outing in flat water flatters every hull. The second one, in a short chop with the family aboard, is the one that tells you whether the cockpit layout, the noise level and the freeboard suit the way you actually use a boat.
Renting with or without a skipper also settles a question people avoid: whether you enjoy handling the boat, or whether you enjoy being aboard. Those are two different hobbies with two very different budgets.
The paperwork follows the boat, not the plan
Registration and licence obligations depend on the boat’s characteristics, so they land on you the day you buy, not the day you decide to go out. In France, a pleasure boating licence is required beyond 4.5 kW of administrative engine power, roughly 6 hp. Francisation, the national registration, becomes compulsory from 7 metres of hull length or 22 administrative horsepower, is handled entirely online since 2022, and takes four to eight weeks.
Two details catch buyers out. A change of owner must be declared within one month, and the annual francisation duty, which ranges from about 50 to 2,500 euros depending on the boat, follows the hull if it has gone unpaid. Ask for proof that it is settled before money changes hands. These figures are French; every country sets its own thresholds, and third-party liability cover is required in practically all of them.
Does a charter history make a boat a bad buy? Not automatically. Ex-charter boats have documented servicing and high hours, which is a fair trade if the survey confirms the engine and the rig. Is a shared ownership scheme a middle path? It genuinely reduces fixed costs, at the price of a booking calendar that behaves like a charter. Should I buy in winter? Prices soften off-season, and a survey out of the water is easier to arrange, which is worth more than the discount.
Leaning towards a motorboat?
I went through the buying process for a motor boat in detail, from choosing the engine to the checks that matter at handover.
Published in 2016. Updated on 11 August 2026. Sources: French marina and boating market surveys published in 2026 for berth and dry-stack prices; standard marine surveyor rates; Saint-Tropez charter market rates checked in August 2026; French pleasure boating rules on licences, francisation and the annual francisation duty. Figures are indicative and vary by country, harbour and season.