Sea Ray 205 Sport 2007 boat specs
Sea Ray
Sea Ray 205 Sport 2007
2007
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VS
Sea Ray 280 Sundancer 2011 boat specs
Sea Ray
Sea Ray 280 Sundancer 2011
2011
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Sea Ray 205 Sport 2007 vs Sea Ray 280 Sundancer 2011: Same Brand, Different Boat

The Sea Ray 205 Sport 2007 vs Sea Ray 280 Sundancer 2011 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.

Size is the most obvious dividing line here. The Sea Ray 280 Sundancer 2011 measures 28,7 feet overall (2011), giving it roughly 7,7 additional feet of deck space compared to the Sea Ray 205 Sport 2007 at 21,0 feet (2007). Weight tells a clearer story for trailering families: the Sea Ray 280 Sundancer 2011 tips the scales at 8 211 lbs - 5 061 lbs less than the Sea Ray 205 Sport 2007 at 3 150 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 380 hp, the Sea Ray 280 Sundancer 2011 has a 120-hp advantage over the Sea Ray 205 Sport 2007's 260-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 37 gallons in the Sea Ray 205 Sport 2007. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 8 passengers - a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.

Bottom line: The Sea Ray 280 Sundancer 2011 at 28,7 ft is the right call if deck space, comfort, and entertaining are top of your list. The Sea Ray 205 Sport 2007 at 21,0 ft wins on trailering ease, likely lower purchase price, and simpler docking - a solid choice for a buyer who wants more boat for less money.
General Boat Info
MakeSea Ray
MakeSea Ray
Model205 Sport
Model280 Sundancer?
Model Year2007
Model Year2011
Measurements / Dimensions
Beam8 ft. 0 in. (2.44 m)
Beam8 ft. 10 in. (2.69 m)
Beam - Meters2.44
Beam - Meters2.69
Beam - Inches96
Beam - Inches106
Deadrise20℃
Deadrise19℃
Draft [drive up] - Detail17 in. (43.2 cm)
Draft [drive up] - Detail24 in. (60.96 cm)
Draft [drive up] meters0.43
Draft [drive up] meters0.61
Draft [drive up] inches17
Draft [drive up] inches24
Draft [max] - Detail33 in. (83.3 cm)
Draft [max] - Detail41 in. (104.14 cm)
Draft [max] - Meters0.84
Draft [max] - Meters1.04
Draft [max] - Inches33
Draft [max] - Inches41
Weight - Detail3,150 lbs. (1,429 kg)
Weight - Detail8,211 lbs. (3,724 kg)
Weight - kg1428.81
Weight - kg3724.44
Weight - lbs.3150
Weight - lbs.8211
Length - Meters6.4
Length - Metersnot available
Length - Feet21
Length - Feet28.67
Length overall - Detail21 ft. 0 in. (6.4 m)
Length overall - Detail28 ft. 8 in. (8.74 m)
Length overall - Meters6.4
Length overall - Meters8.74
Length overall - Inches252
Length overall - Inches344
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typenot available
Hull typeDeep Vee
Engine and Drivetrain
Engine/s standard5.0L Alpha I MCM Stern Drive with Turn-Key Start - 220 hp (164 kW)
Engine/s standard350 MAG ECT Bravo® III sterndrive
Fuel tank capacity - Detail37 gal. (140 l)
Fuel tank capacity - Detail84 gal. (318 l)
Fuel tank capacity - Liters140.06
Fuel tank capacity - Liters317.97
Fuel tank capacity - Gal37
Fuel tank capacity - Gal84
Fuel typeGas
Fuel typeGas or Diesel
Drive typeI/O
Drive typeI/O
Engine max260 hp (194 kW)
Engine max380 hp
Engine makenot available
Engine makeMerCruiser®
Horsepowernot available
Horsepower300 hp (224 kW)
Operational Info
Maximum capacity1,200 lbs. (544.3 kg)
Maximum capacitynot available
Maximum people8 @ 1,120 lbs. (508 kg)
Maximum peoplenot available
Water capacitynot available
Water capacity28 gal. (106 l)
Holding tank capacity - Detailnot available
Holding tank capacity - Detail28 gal. (106 l)
Holding tank capacity - Litersnot available
Holding tank capacity - Liters105.99
Holding tank capacity - Galnot available
Holding tank capacity - Gal28
Trailer Info
Trailer - DetailCustom-fitted tandem-axle trailer with swing-away tongue and brakes
Trailer - Detailnot available

Sea Ray 205 Sport 2007 vs Sea Ray 280 Sundancer 2011 - Common Questions

Which is the larger boat - the Sea Ray 205 Sport 2007 or the Sea Ray 280 Sundancer 2011?
The Sea Ray 280 Sundancer 2011 is the longer of the two at 28,7 feet overall. The Sea Ray 205 Sport 2007 comes in at 21,0 feet, making it roughly 7,7 ft shorter - a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer - the Sea Ray 205 Sport 2007 or the Sea Ray 280 Sundancer 2011?
For trailering, the Sea Ray 205 Sport 2007 has the edge at 3 150 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 280 Sundancer 2011 is rated to a maximum of 380 hp, giving it the larger power ceiling. The Sea Ray 205 Sport 2007 tops out at 260 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 205 Sport 2007 is Coast Guard rated for 8 passengers, while the Sea Ray 280 Sundancer 2011 is certified for 8. 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 280 Sundancer 2011 measures 106" wide, compared to 96" for the Sea Ray 205 Sport 2007. 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 205 Sport 2007 or the Sea Ray 280 Sundancer 2011?
The Sea Ray 280 Sundancer 2011 has the bigger tank at 84 gallons, versus 37 gallons on the Sea Ray 205 Sport 2007. That 47-gallon difference translates to roughly 141–235 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray 205 Sport 2007 and Sea Ray 280 Sundancer 2011 from the same manufacturer?
Yes - both the Sea Ray 205 Sport 2007 and the Sea Ray 280 Sundancer 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.