Sea Ray 280 Sundancer 2009 boat specs
Sea Ray
Sea Ray 280 Sundancer 2009
2009
View full specs →
VS
Sea Ray 390 Sedan Bridge 2011 boat specs
Sea Ray
Sea Ray 390 Sedan Bridge 2011
2011
View full specs →

Sea Ray 280 Sundancer 2009 vs Sea Ray 390 Sedan Bridge 2011 — Same Brand, Different Boat

Matching a deep vee Sea Ray 280 Sundancer 2009 against a semi displacement Sea Ray 390 Sedan Bridge 2011 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.

Size is the most obvious dividing line here. The Sea Ray 390 Sedan Bridge 2011 measures 40,8 feet overall (2011), giving it roughly 9,7 additional feet of deck space compared to the Sea Ray 280 Sundancer 2009 at 31,1 feet (2009). Weight tells a clearer story for trailering families: the Sea Ray 280 Sundancer 2009 tips the scales at 863 lbs — 841 lbs more than the Sea Ray 390 Sedan Bridge 2011 at 22 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.

Both boats share a closely matched power ceiling — 375 hp for the Sea Ray 280 Sundancer 2009 and 375 hp for the Sea Ray 390 Sedan Bridge 2011. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Both carry nearly identical fuel loads — 1 gal and 3 gal — so range won't be a tiebreaker here.

For family outings this is probably the sharpest distinction between the two. The Sea Ray 390 Sedan Bridge 2011 is rated for 12 passengers, while the Sea Ray 280 Sundancer 2009 caps at 9. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sea Ray 390 Sedan Bridge 2011 could be the deciding factor.

Bottom line: Choose the Sea Ray 390 Sedan Bridge 2011 if your priority is putting more people on the water — it handles 12 passengers and at 40,8 ft it has the deck room to back that rating up comfortably. The Sea Ray 280 Sundancer 2009 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 9 that costs less to run day-to-day.
General Boat Info
MakeSea Ray
MakeSea Ray
Model280 Sundancer?
Model390 Sedan Bridge
Model Year2009
Model Year2011
Measurements / Dimensions
Beam9 ft. 5 in. (2.87 m)
Beam13 ft. 0 in. (3.96 m)
Beam - Meters2.87
Beam - Meters3.96
Beam - Inches113
Beam - Inches156
Deadrise21℃
Deadrise17℃
Draft [drive up] - Detail22 in. (55.9 cm) Twin: 23 in. (58.4 cm)
Draft [drive up] - Detailnot available
Draft [drive up] meters0.58
Draft [drive up] metersnot available
Draft [drive up] inches23
Draft [drive up] inchesnot available
Draft [max] - Detail39 in. (99.1 cm)
Draft [max] - DetailInboards: 40 in. (102 cm)
Draft [max] - Meters0.99
Draft [max] - Meters1.02
Draft [max] - Inches39
Draft [max] - Inches4
Weight - Detail8,630 lbs. (3,900 kg)
Weight - Detail22,000 lbs. (9,979 kg)
Weight - kg3914.5
Weight - kg9979.02
Weight - lbs.863
Weight - lbs.22
Length - Feet31.08
Length - Feet40.75
Length overall - Detail31 ft. 1 in. (9.47 m)
Length overall - Detail40 ft. 9 in. (12.42 m)
Length overall - Meters9.47
Length overall - Meters12.42
Length overall - Inches373
Length overall - Inches489
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeDeep Vee
Hull typeSemi Displacement
Engine and Drivetrain
Engine makeMerCruiser®
Engine makenot available
Engine/s standard496 Magnum? MPI Bravo? III DTS
Engine/s standardTwin MerCruiser? 8.2S ECT Horizon with DTS
Fuel tank capacity - Detail100 gal. (378.5 l)
Fuel tank capacity - Detail300 gal. (1,135 l)
Fuel tank capacity - Liters378.54
Fuel tank capacity - Liters1135.62
Fuel tank capacity - Gal1
Fuel tank capacity - Gal3
Fuel typeGas or Diesel
Fuel typeGas or Diesel
Drive typeI/O
Drive typeInboard - Twin
Horsepower375 hp (280 kW)
HorsepowerTwin 375 hp (280 kW)
Engine max375 hp (280 kW)
Engine maxTwin 375 hp (280 kW)
Operational Info
Water capacity28 gal. (106 l)
Water capacity75 gal. (284 l)
Holding tank capacity - Detail28 gal. (106 l)
Holding tank capacity - Detail35 gal. (132 l)
Holding tank capacity - Liters105.99
Holding tank capacity - Liters132.49
Holding tank capacity - Gal28
Holding tank capacity - Gal35

Sea Ray 280 Sundancer 2009 vs Sea Ray 390 Sedan Bridge 2011 — Common Questions

Which is the larger boat — the Sea Ray 280 Sundancer 2009 or the Sea Ray 390 Sedan Bridge 2011?
The Sea Ray 390 Sedan Bridge 2011 is the longer of the two at 40,8 feet overall. The Sea Ray 280 Sundancer 2009 comes in at 31,1 feet, making it roughly 9,7 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sea Ray 280 Sundancer 2009 or the Sea Ray 390 Sedan Bridge 2011?
For trailering, the Sea Ray 390 Sedan Bridge 2011 has the edge at 22 lbs dry weight versus 863 lbs for the Sea Ray 280 Sundancer 2009. 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.
How many people can each boat hold?
The Sea Ray 280 Sundancer 2009 is Coast Guard rated for 9 passengers, while the Sea Ray 390 Sedan Bridge 2011 is certified for 12. 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 Sedan Bridge 2011 measures 156" wide, compared to 113" for the Sea Ray 280 Sundancer 2009. 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.
How do the fuel tanks compare on the Sea Ray 280 Sundancer 2009 and Sea Ray 390 Sedan Bridge 2011?
Both boats carry similar fuel loads — 1 gallons and 3 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Sea Ray 280 Sundancer 2009 and Sea Ray 390 Sedan Bridge 2011 from the same manufacturer?
Yes — both the Sea Ray 280 Sundancer 2009 and the Sea Ray 390 Sedan Bridge 2011 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.