Sea Ray 280 Sundancer 2011 boat specs
Sea Ray
Sea Ray 280 Sundancer 2011
2011
View full specs →
VS
Sea Ray 450 Sedan Bridge 2010 boat specs
Sea Ray
Sea Ray 450 Sedan Bridge 2010
2010
View full specs →

Sea Ray 280 Sundancer 2011 vs Sea Ray 450 Sedan Bridge 2010 — Same Brand, Different Boat

Matching a deep vee Sea Ray 280 Sundancer 2011 against a semi displacement Sea Ray 450 Sedan Bridge 2010 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 450 Sedan Bridge 2010 measures 45,4 feet overall (2010), giving it roughly 16,8 additional feet of deck space compared to the Sea Ray 280 Sundancer 2011 at 28,7 feet (2011). Weight tells a clearer story for trailering families: the Sea Ray 280 Sundancer 2011 tips the scales at 8 211 lbs — 7 926 lbs more than the Sea Ray 450 Sedan Bridge 2010 at 285 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.

The power gap is worth calling out. Rated to 478 hp, the Sea Ray 450 Sedan Bridge 2010 has a 98-hp advantage over the Sea Ray 280 Sundancer 2011's 380-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Sea Ray 280 Sundancer 2011 carries 84 gallons versus 35 gallons in the Sea Ray 450 Sedan Bridge 2010. 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 450 Sedan Bridge 2010 is rated for 13 passengers, while the Sea Ray 280 Sundancer 2011 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sea Ray 450 Sedan Bridge 2010 could be the deciding factor.

Bottom line: Choose the Sea Ray 450 Sedan Bridge 2010 if your priority is putting more people on the water — it handles 13 passengers and at 45,4 ft it has the deck room to back that rating up comfortably. The Sea Ray 280 Sundancer 2011 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 8 that costs less to run day-to-day.
General Boat Info
MakeSea Ray
MakeSea Ray
Model280 Sundancer?
Model450 Sedan Bridge
Model Year2011
Model Year201
Measurements / Dimensions
Beam8 ft. 10 in. (2.69 m)
Beam14 ft. 3 in. (4.27 m)
Beam - Meters2.69
Beam - Meters4.34
Beam - Inches106
Beam - Inches171
Deadrise19℃
Deadrise18℃
Draft [drive up] - Detail24 in. (60.96 cm)
Draft [drive up] - Detailnot available
Draft [drive up] meters0.61
Draft [drive up] metersnot available
Draft [drive up] inches24
Draft [drive up] inchesnot available
Draft [max] - Detail41 in. (104.14 cm)
Draft [max] - DetailInboards: 44 in. (112 cm)
Draft [max] - Meters1.04
Draft [max] - Meters1.12
Draft [max] - Inches41
Draft [max] - Inches44
Weight - Detail8,211 lbs. (3,724 kg)
Weight - Detail28,500 lbs. (12,927 kg)
Weight - kg3724.44
Weight - kg12927.37
Weight - lbs.8211
Weight - lbs.285
Length - Feet28.67
Length - Feet45.42
Length overall - Detail28 ft. 8 in. (8.74 m)
Length overall - Detail45 ft. 5 in. (13.84 m)
Length overall - Meters8.74
Length overall - Meters13.84
Length overall - Inches344
Length overall - Inches545
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeDeep Vee
Hull typeSemi Displacement
Engine and Drivetrain
Engine makeMerCruiser®
Engine makenot available
Engine/s standard350 MAG ECT Bravo® III sterndrive
Engine/s standardT-Cummins MerCruiser? QSC-500 Diesel V-drives with ETS
Fuel tank capacity - Detail84 gal. (318 l)
Fuel tank capacity - Detail350 gal. (1,324 l)
Fuel tank capacity - Liters317.97
Fuel tank capacity - Liters1324.89
Fuel tank capacity - Gal84
Fuel tank capacity - Gal35
Fuel typeGas or Diesel
Fuel typeDiesel
Drive typeI/O
Drive typeInboard - Twin
Horsepower300 hp (224 kW)
HorsepowerTwin 478 hp (356 kW)
Engine max380 hp
Engine maxTwin 478 hp (356 kW)
Operational Info
Water capacity28 gal. (106 l)
Water capacity120 gal. (454 l)
Holding tank capacity - Detail28 gal. (106 l)
Holding tank capacity - Detail42 gal. (159 l)
Holding tank capacity - Liters105.99
Holding tank capacity - Liters158.99
Holding tank capacity - Gal28
Holding tank capacity - Gal42

Sea Ray 280 Sundancer 2011 vs Sea Ray 450 Sedan Bridge 2010 — Common Questions

Which is the larger boat — the Sea Ray 280 Sundancer 2011 or the Sea Ray 450 Sedan Bridge 2010?
The Sea Ray 450 Sedan Bridge 2010 is the longer of the two at 45,4 feet overall. The Sea Ray 280 Sundancer 2011 comes in at 28,7 feet, making it roughly 16,8 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sea Ray 280 Sundancer 2011 or the Sea Ray 450 Sedan Bridge 2010?
For trailering, the Sea Ray 450 Sedan Bridge 2010 has the edge at 285 lbs dry weight versus 8 211 lbs for the Sea Ray 280 Sundancer 2011. 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.
Which boat can handle a bigger outboard?
The Sea Ray 450 Sedan Bridge 2010 is rated to a maximum of 478 hp, giving it the larger power ceiling. The Sea Ray 280 Sundancer 2011 tops out at 380 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Sea Ray 280 Sundancer 2011 is Coast Guard rated for 8 passengers, while the Sea Ray 450 Sedan Bridge 2010 is certified for 13. 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 450 Sedan Bridge 2010 measures 171" wide, compared to 106" for the Sea Ray 280 Sundancer 2011. 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 280 Sundancer 2011 or the Sea Ray 450 Sedan Bridge 2010?
The Sea Ray 280 Sundancer 2011 has the bigger tank at 84 gallons, versus 35 gallons on the Sea Ray 450 Sedan Bridge 2010. That 49-gallon difference translates to roughly 147–245 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray 280 Sundancer 2011 and Sea Ray 450 Sedan Bridge 2010 from the same manufacturer?
Yes — both the Sea Ray 280 Sundancer 2011 and the Sea Ray 450 Sedan Bridge 2010 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.