Sea Ray 280 Sundancer 2012 boat specs
Sea Ray
Sea Ray 280 Sundancer 2012
2012
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VS
Sea Ray 290 Select EX 2005 boat specs
Sea Ray
Sea Ray 290 Select EX 2005
2005
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Sea Ray 280 Sundancer 2012 vs Sea Ray 290 Select EX 2005 — Same Brand, Different Boat

The Sea Ray 280 Sundancer 2012 vs Sea Ray 290 Select EX 2005 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 280 Sundancer 2012 at 28,7 ft versus Sea Ray 290 Select EX 2005 at 29,0 ft. Weight tells a clearer story for trailering families: the Sea Ray 280 Sundancer 2012 tips the scales at 8 211 lbs — 8 134 lbs more than the Sea Ray 290 Select EX 2005 at 77 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 Sea Ray 280 Sundancer 2012 carries a rated maximum of 380 hp. Engine data for the Sea Ray 290 Select EX 2005 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.Fuel capacity breaks the other way: the Sea Ray 280 Sundancer 2012 carries 84 gallons versus 13 gallons in the Sea Ray 290 Select EX 2005. 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 2012 and Sea Ray 290 Select EX 2005 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
General Boat Info
MakeSea Ray
MakeSea Ray
Model280 Sundancer?
Model290 Select EX
Model Year2012
Model Year2005
Measurements / Dimensions
Beam8 ft. 10 in. (2.69 m)
Beam9 ft. 8 in. (2.95 m)
Beam - Meters2.69
Beam - Meters2.95
Beam - Inches106
Beam - Inches116
Deadrise19℃
Deadrise21℃
Draft [drive up] - Detail24 in. (60 cm)
Draft [drive up] - Detail23 in. (58.4 cm) Twin Stern: 24 in. (61.0 cm)
Draft [drive up] meters0.61
Draft [drive up] meters0.61
Draft [drive up] inches24
Draft [drive up] inches24
Draft [max] - Detail41 in. (104 cm)
Draft [max] - Detail38 in. (96.5 cm) Twin Stern: 35 in. (88.9 cm)
Draft [max] - Meters1.04
Draft [max] - Meters0.97
Draft [max] - Inches41
Draft [max] - Inches38
Weight - Detail8,211 lbs. (3,724 kg)
Weight - Detail7,700 lbs. (3,493 kg)
Weight - kg3724.44
Weight - kg3492.66
Weight - lbs.8211
Weight - lbs.77
Length - Feet28.67
Length - Feet29
Length overall - Detail28 ft. 8 in. (8.74 m)
Length overall - Detail29 ft. 6 in. (8.99 m)
Length overall - Meters8.74
Length overall - Meters8.99
Length overall - Inches344
Length overall - Inches354
Length - Metersnot available
Length - Meters8.99
Length - Inchesnot available
Length - Inches6
Length [over all with swim platform]not available
Length [over all with swim platform]32 ft. 2.5 in. (9.82 m)
Body / Hull
Hull materialFiberglass
Hull materialnot available
Hull typeDeep Vee
Hull typenot available
Engine and Drivetrain
Engine makeMerCruiser®
Engine makenot available
Engine/s standard350 MAG ECT Bravo® III stern drive
Engine/s standardMX6.2L MPI Bravo? III MCM Stern Drive (320 hp - 239 kw)
Fuel tank capacity - Detail84 gal. (318 l)
Fuel tank capacity - Detail130 gal. (492.1 l)
Fuel tank capacity - Liters317.97
Fuel tank capacity - Liters492.1
Fuel tank capacity - Gal84
Fuel tank capacity - Gal13
Fuel typeGas or Diesel
Fuel typenot available
Drive typeI/O
Drive typeI/O
Horsepower300 hp (224 kW)
Horsepowernot available
Engine max380 hp
Engine maxnot available
Operational Info
Water capacity28 gal. (106 l)
Water capacity24 gal. (90.8 l)
Holding tank capacity - Detail28 gal. (106 l)
Holding tank capacity - Detail20 gal. (75.7 l)
Holding tank capacity - Liters105.99
Holding tank capacity - Liters75.71
Holding tank capacity - Gal28
Holding tank capacity - Gal2

Sea Ray 280 Sundancer 2012 vs Sea Ray 290 Select EX 2005 — Common Questions

Which is the larger boat — the Sea Ray 280 Sundancer 2012 or the Sea Ray 290 Select EX 2005?
The Sea Ray 290 Select EX 2005 is the longer of the two at 29,0 feet overall. The Sea Ray 280 Sundancer 2012 comes in at 28,7 feet, making it roughly 0,3 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sea Ray 280 Sundancer 2012 or the Sea Ray 290 Select EX 2005?
For trailering, the Sea Ray 290 Select EX 2005 has the edge at 77 lbs dry weight versus 8 211 lbs for the Sea Ray 280 Sundancer 2012. 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 280 Sundancer 2012 has a documented max rating of 380 hp. Engine specifications for the Sea Ray 290 Select EX 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 280 Sundancer 2012 is Coast Guard rated for 8 passengers, while the Sea Ray 290 Select EX 2005 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 290 Select EX 2005 measures 116" wide, compared to 106" for the Sea Ray 280 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 280 Sundancer 2012 or the Sea Ray 290 Select EX 2005?
The Sea Ray 280 Sundancer 2012 has the bigger tank at 84 gallons, versus 13 gallons on the Sea Ray 290 Select EX 2005. That 71-gallon difference translates to roughly 213–355 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray 280 Sundancer 2012 and Sea Ray 290 Select EX 2005 from the same manufacturer?
Yes — both the Sea Ray 280 Sundancer 2012 and the Sea Ray 290 Select EX 2005 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.