Dufour 485 Grand Large Buyer's Guide
The Dufour 485 Grand Large sits at the upper end of the production cruiser market — a 48-foot Umberto Felci design built for blue-water passages, charter operations, and serious liveaboard cruising. Shopping the used market for one means navigating a population that includes a meaningful share of ex-charter examples alongside privately owned boats, and understanding that distinction before making an offer shapes how thoroughly you need to inspect the boat and what condition you can reasonably expect.
Felci designed the hull wide and beamy — the 485 is notably more spacious relative to its length than most contemporaries — and that beam translates directly into the accommodations below. The boat carries a CE Ocean (Class A) certification, which means it was engineered from the outset for extended offshore passages in demanding conditions, not merely coastal hops. That pedigree makes it attractive to blue-water buyers, but it also means many examples have covered serious miles in professional charter service.
Layouts on the Used Market
The owner three-cabin layout is the more common configuration on the used market, but both owner and charter-configured versions are available and worth actively seeking out depending on your use case. Ex-charter examples are prevalent enough that you should assume a boat may have had that history unless the documentation clearly shows otherwise. Charter boats typically carry more wear in high-traffic areas — companionway steps, saloon settees, headliner fabric, and galley surfaces — and may have had systems serviced on charter-company schedules rather than the owner-directed maintenance that a private boat often benefits from.
The wide beam gives the 485 a notably open saloon, and the three-cabin layout in particular makes it a capable family or liveaboard cruiser. The eight-berth capacity flagged in the design brief reflects how fully the interior volume is used, but in practice a private owner often prioritizes the owner's stateroom and guest configuration over maximum berth count.
Equipment and Common Upgrades
Examples on the brokerage market arrive well-equipped as a rule. Bimini and dodger combinations are nearly universal, giving the 485's large cockpit meaningful weather protection for passagemaking. Radar, chartplotter, AIS, and autopilot form the standard electronics suite — you would be unusual to find a 485 without them. Life rafts are commonly fitted, though age and last-service date deserve scrutiny.
Below, inverters and freezers are found on the great majority of boats, reflecting the passagemaking mission. Watermakers are widely fitted and represent one of the first things private owners add if the boat didn't leave the factory or the charter fleet with one already. Asymmetric spinnakers and gennakers are common on boats whose owners use them for shorthanded offshore sailing; a traditional spinnaker is also frequently carried. Teak decks appear regularly, particularly on boats that spent time in Mediterranean charter — aesthetically appealing when new, but a maintenance commitment as they age.
Bow thrusters and cockpit showers appear on a solid share of examples — common enough that their presence should not surprise you, but their absence isn't a red flag either. Electric winches are a less frequent owner upgrade rather than a standard fitting, so treat them as a bonus when present. Air conditioning, heating systems, and hot water from a calorifier or heat exchanger appear on a meaningful share of boats, driven by climate and intended cruising grounds; Mediterranean owners and those in colder northern climates tend toward these more than Atlantic crossing boats. Swim platforms, where fitted, are generally a later owner addition.
What to Inspect
The 485's sandwich fiberglass construction is generally sound, but osmotic blistering in the hull bottom should be checked carefully on any boat with significant age or that has spent prolonged periods in warmer water. Have the hull assessed by an experienced surveyor familiar with production sandwich laminates — the insulating properties of the double hull construction are a genuine benefit for comfort below, but they also mean that moisture intrusion, if it occurs, can be harder to detect without proper equipment.
The iron-keel option deserves particular attention. Unlike lead, iron keels are prone to corrosion and can develop rust staining and surface deterioration over time. Inspect the keel-to-hull joint carefully for cracking, weeping, or signs of movement. The deep-draft version carries a keel extending to around 2.3 meters, which increases grounding vulnerability in shoal anchorages — ask for the grounding history and inspect the keel sump and surrounding laminate for any evidence of impact repair.
The Volvo Penta diesel — a 75-hp unit — has a reasonable reputation for reliability when properly serviced, but like any marine diesel it rewards buyers who verify service records against actual engine hours. Impeller, heat exchanger, and injection system service histories are worth requesting. On ex-charter boats, engines often accumulate hours quickly; confirm the hours are credible relative to the documented logbook or marina records.
Standing rigging on older boats should be assessed for age and any signs of wire fatigue, particularly at terminals and furler bearings. The fractional rig benefits from a larger mainsail relative to the headsail, which suits shorthanded sailing — but it also means the mainsail takes more load, and sail condition, track cars, and reefing systems deserve inspection. Running rigging on charter boats may have been replaced on schedule but should still be checked end-to-end.
Electronics and electrical systems accumulate complexity over the life of a cruising boat. Verify that the shore power system, battery banks, alternator output, and inverter are compatible and in sound condition — upgrades added by successive owners don't always result in a tidy, well-documented system.
Teak decks on older boats merit close attention: check for soft spots, lifted caulking, or plugs that have come loose, and probe around deck hardware for signs of underlying core moisture.
Availability and Buyer's Takeaway
The 485 Grand Large is concentrated most heavily in the Mediterranean, with France, Spain, and Italy representing the deepest pools of inventory. The Caribbean — particularly the French Antilles — offers additional examples, and northern European markets carry a consistent supply. North American buyers will find the model less common domestically but widely available through European brokers, with transatlantic deliveries a well-trodden path for serious buyers.
Before committing, work through this checklist:
- Commission a full out-of-water survey with a surveyor experienced in Felci-designed production cruisers
- Establish whether the boat has charter history and request logbooks or management company records
- Inspect the keel material (iron vs. lead), keel-hull joint, and grounding history
- Verify engine hours against physical condition and request full service history
- Check hull bottom for osmotic blistering, particularly on older sandwich-construction examples
- Assess teak deck condition, especially around deck hardware penetrations
- Confirm standing rigging age and inspect furler bearings, terminals, and chainplates
- Audit the electrical system for coherence — battery bank capacity, alternator sizing, inverter, and shore power
- Verify life raft, EPIRB, and safety equipment service dates
- Confirm watermaker service history and membrane condition if fitted
- Sea trial under sail and power with all electronics, autopilot, and bow thruster (if fitted) in use
Price & volume trends
Monthly asking-price and listing-volume trends for the Dufour 485 Grand Large. The line shows the median ask each month; the bars show how many listings appeared.
Monthly breakdown · 10 rows
| Month | Listings | Median ask | Δ vs. last mo. |
|---|---|---|---|
| Feb 25 | 1 | $ 313,042 | — |
| Mar 25 | 1 | $ 267,509 | -14.5% |
| Sep 25 | 3 | $ 210,592 | -21.3% |
| Oct 25 | 1 | $ 244,742 | +16.2% |
| Dec 25 | 1 | $ 239,050 | -2.3% |
| Jan 26 | 1 | $ 245,333 | +2.6% |
| Feb 26 | 1 | $ 200,250 | -18.4% |
| Apr 26 | 3 | $ 200,250 | 0.0% |
| May 26 | 4 | $ 229,944 | +14.8% |
| Jul 26 | 1 | $ 227 | -99.9% |
Where they're listed
Dufour 485 Grand Large listings appear across 6 countries. Italy has the most listings with 4 (28.6%), followed by Gibraltar and Belgium.
Comparable models
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|---|---|---|---|---|
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| Dufour 455 Grand Large | 45.14' | $ 165,059 | 33 | 8 |
| Dufour 425 Grand Large | 42.32' | $ 147,984 | 31 | 3 |
| Dufour 500 Grand Large | 49.54' | $ 313,042 | 24 | 5 |
| Dufour 525 Grand Large | 50.23' | $ 279,000 | 19 | 1 |
| Oyster 485 | 48.5' | $ 295,000 | 16 | 4 |
| Dufour 485 Grand LargeYou are here | — | $ 226,529 | 15 | 5 |
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