Sea Ray 390 Motor Yacht 2005 boat specs
Sea Ray
Sea Ray 390 Motor Yacht 2005
2005
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VS
Sea Ray 390 Sundancer 2012 boat specs
Sea Ray
Sea Ray 390 Sundancer 2012
2012
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Sea Ray 390 Motor Yacht 2005 vs Sea Ray 390 Sundancer 2012 — Same Brand, Different Boat

The Sea Ray 390 Motor Yacht 2005 vs Sea Ray 390 Sundancer 2012 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.

On paper these two are close siblings in the size department — Sea Ray 390 Motor Yacht 2005 at 41,0 ft versus Sea Ray 390 Sundancer 2012 at 39,0 ft. At 265 lbs and 246 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.

The Sea Ray 390 Sundancer 2012 tops out at 425 hp. Engine specs for the Sea Ray 390 Motor Yacht 2005 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Sea Ray 390 Sundancer 2012 carries 25 gallons versus 3 gallons in the Sea Ray 390 Motor Yacht 2005. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

For family outings this is probably the sharpest distinction between the two. The Sea Ray 390 Motor Yacht 2005 is rated for 12 passengers, while the Sea Ray 390 Sundancer 2012 caps at 11. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sea Ray 390 Motor Yacht 2005 could be the deciding factor.

Bottom line: Choose the Sea Ray 390 Motor Yacht 2005 if your priority is putting more people on the water — it handles 12 passengers and at 41,0 ft it has the deck room to back that rating up comfortably. The Sea Ray 390 Sundancer 2012 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 11 that costs less to run day-to-day.
General Boat Info
MakeSea Ray
MakeSea Ray
Model390 Motor Yacht
Model390 Sundancer?
Model Year2005
Model Year2012
Measurements / Dimensions
Beam14 ft. 3 in. (4.34 m)
Beam12 ft. 6 in. (3.81 m)
Beam - Meters4.34
Beam - Meters3.81
Beam - Inches171
Beam - Inches15
Deadrise15℃
Deadrise21℃
Draft [max] - Detail36 in. (91.4 cm)
Draft [max] - DetailAxius Drives: 36 in. (91 cm) V-Drives: 40 in. (101 cm) Zeus Drives: 46 in. (117 cm)
Draft [max] - Meters0.91
Draft [max] - Meters1.17
Draft [max] - Inches36
Draft [max] - Inches46
Weight - Detail26,500 lbs. (12,020 kg)
Weight - DetailAxius Drives: 19,933 lbs. (9,041 kg) V-Drives: 20,500 lbs. (9,299 kg) Zeus Drives: 24,600 lbs. (11,158 kg)
Weight - kg12020.19
Weight - kg11158.36
Weight - lbs.265
Weight - lbs.246
Length - Meters12.72
Length - Metersnot available
Length - Feet41
Length - Feet39
Length - Inches9
Length - Inchesnot available
Length overall - Detail41 ft. 9 in. (12.72 m)
Length overall - Detail39 ft. (11.89 m)
Length overall - Meters12.73
Length overall - Meters11.89
Length overall - Inches501
Length overall - Inches468
Draft [drive up] - Detailnot available
Draft [drive up] - DetailAxius: 26 in. (67 cm)
Draft [drive up] metersnot available
Draft [drive up] meters0.66
Draft [drive up] inchesnot available
Draft [drive up] inches26
Engine and Drivetrain
Engine/s standardT-8.1 S Horizon MerCruiser? Gasoline Inboards (T-370 hp - 276 kw)
Engine/s standardT-VD 8.2S ECT Horizon with DTS
Fuel tank capacity - Detail300 gal. (1,136 l)
Fuel tank capacity - Detail250 gal. (946 l)
Fuel tank capacity - Liters1135.62
Fuel tank capacity - Liters946.35
Fuel tank capacity - Gal3
Fuel tank capacity - Gal25
Drive typeInboard
Drive typeI/O - Twin
Engine makenot available
Engine makeMerCruiser®
Fuel typenot available
Fuel typeGas or Diesel
Horsepowernot available
HorsepowerTwin 375 hp (280 kW)
Engine maxnot available
Engine maxTwin 425 hp (317 kW)
Operational Info
Water capacity100 gal. (378.5 l)
Water capacity55 gal. (208 l)
Holding tank capacity - Detail54 gal. (204.4 l)
Holding tank capacity - Detail35 gal. (132 l)
Holding tank capacity - Liters204.41
Holding tank capacity - Liters132.49
Holding tank capacity - Gal54
Holding tank capacity - Gal35
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeSemi Displacement

Sea Ray 390 Motor Yacht 2005 vs Sea Ray 390 Sundancer 2012 — Common Questions

Which is the larger boat — the Sea Ray 390 Motor Yacht 2005 or the Sea Ray 390 Sundancer 2012?
The Sea Ray 390 Motor Yacht 2005 is the longer of the two at 41,0 feet overall. The Sea Ray 390 Sundancer 2012 comes in at 39,0 feet, making it roughly 2,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sea Ray 390 Motor Yacht 2005 or the Sea Ray 390 Sundancer 2012?
For trailering, the Sea Ray 390 Sundancer 2012 has the edge at 246 lbs dry weight versus 265 lbs for the Sea Ray 390 Motor Yacht 2005. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.
What is the maximum horsepower rating for these boats?
The Sea Ray 390 Sundancer 2012 has a documented max rating of 425 hp. Engine specifications for the Sea Ray 390 Motor Yacht 2005 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.
How many people can each boat hold?
The Sea Ray 390 Motor Yacht 2005 is Coast Guard rated for 12 passengers, while the Sea Ray 390 Sundancer 2012 is certified for 11. Note that legal capacity and comfortable capacity aren't always the same thing — on a full day out, most experienced boaters aim for about 80% of the rated number to keep things comfortable.
Which boat is wider, and does it affect trailering?
The Sea Ray 390 Motor Yacht 2005 measures 171" wide, compared to 15" for the Sea Ray 390 Sundancer 2012. The US standard-width towing limit is 8’6" (102") in most states — anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Which boat has the larger fuel tank — the Sea Ray 390 Motor Yacht 2005 or the Sea Ray 390 Sundancer 2012?
The Sea Ray 390 Sundancer 2012 has the bigger tank at 25 gallons, versus 3 gallons on the Sea Ray 390 Motor Yacht 2005. That 22-gallon difference translates to roughly 66–110 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray 390 Motor Yacht 2005 and Sea Ray 390 Sundancer 2012 from the same manufacturer?
Yes — both the Sea Ray 390 Motor Yacht 2005 and the Sea Ray 390 Sundancer 2012 are built by Sea Ray. That means shared dealer networks, common parts availability, and consistent build quality across the line. The choice between them is essentially a question of how much boat you need, not which brand you trust.