Sea Ray SDX 290 Outboard 2022 boat specs
Sea Ray
Sea Ray SDX 290 Outboard 2022
2022
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VS
Sea Ray Sundancer 280  2015 boat specs
Sea Ray
Sea Ray Sundancer 280 2015
2015
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Sea Ray SDX 290 Outboard 2022 vs Sea Ray Sundancer 280 2015 — Same Brand, Different Boat

The Sea Ray SDX 290 Outboard 2022 vs Sea Ray Sundancer 280 2015 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 SDX 290 Outboard 2022 at 31,2 ft versus Sea Ray Sundancer 280 2015 at 30,8 ft. Weight tells a clearer story for trailering families: the Sea Ray Sundancer 280 2015 tips the scales at 8 211 lbs — 1 181 lbs less than the Sea Ray SDX 290 Outboard 2022 at 7 030 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 300 hp, the Sea Ray Sundancer 280 2015 has a 100-hp advantage over the Sea Ray SDX 290 Outboard 2022's 200-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 Sundancer 280 2015 carries 85 gallons versus 13 gallons in the Sea Ray SDX 290 Outboard 2022. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 9 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: Performance buyers should lean toward the Sea Ray Sundancer 280 2015 and its 300-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Sea Ray SDX 290 Outboard 2022 with its 200-hp rating is the more economical daily driver.
Measurements / Dimensions
Length overall - Detail31.20 ft
Length overall - Detail30.80 ft
Length - Feet31.2
Length - Feet30.8
Length overall - Meters9.51
Length overall - Meters9.39
Length overall - Inches374
Length overall - Inches370
Beam9.30 ft
Beam8.10 ft
Beam - Meters2.83
Beam - Meters2.47
Beam - Inches112
Beam - Inches97
Draft [max] - Detail3.80 ft
Draft [max] - Detail3.60 ft
Draft [max] - Meters1.16
Draft [max] - Meters1.1
Draft [max] - Inches46
Draft [max] - Inches43
Draft Min2.10 ft
Draft Min2.00 ft
Displacement7030.00 lbs
Displacement8211.00 lbs
Engine and Drivetrain
Fuel tank capacity - Gal13
Fuel tank capacity - Gal85
Fuel tank capacity - Liters492.1
Fuel tank capacity - Liters321.76
Engine makeMercury
Engine makeMerCruiser
Engine model200HP FourStroke
Engine model350 MPI Bravo III
Horsepower200 hp
Horsepower300 hp
Fuel typeGas
Fuel typeGas
Drive typeoutboard
Drive typenot available
Engine 2 Engine MakeMercury
Engine 2 Engine Makenot available
Engine 2 Engine Model200HP FourStroke
Engine 2 Engine Modelnot available
Engine 2 Horsepower200 hp
Engine 2 Horsepowernot available
Engine 2 Fuel TypeGas
Engine 2 Fuel Typenot available
Engine 2 Drive Typeoutboard
Engine 2 Drive Typenot available
Operational Info
Water capacity2
Water capacity28
Boat typePower
Boat typePower
Sleeping capacitynot available
Sleeping capacity4
Headnot available
Head1
Holding tank capacity - Galnot available
Holding tank capacity - Gal28
Holding tank capacity - Litersnot available
Holding tank capacity - Liters105.99

Sea Ray SDX 290 Outboard 2022 vs Sea Ray Sundancer 280 2015 — Common Questions

Which is the larger boat — the Sea Ray SDX 290 Outboard 2022 or the Sea Ray Sundancer 280 2015?
The Sea Ray SDX 290 Outboard 2022 is the longer of the two at 31,2 feet overall. The Sea Ray Sundancer 280 2015 comes in at 30,8 feet, making it roughly 0,4 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sea Ray SDX 290 Outboard 2022 or the Sea Ray Sundancer 280 2015?
For trailering, the Sea Ray SDX 290 Outboard 2022 has the edge at 7 030 lbs dry weight versus 8 211 lbs for the Sea Ray Sundancer 280 2015. 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 Sundancer 280 2015 is rated to a maximum of 300 hp, giving it the larger power ceiling. The Sea Ray SDX 290 Outboard 2022 tops out at 200 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 SDX 290 Outboard 2022 is Coast Guard rated for 9 passengers, while the Sea Ray Sundancer 280 2015 is certified for 9. 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 SDX 290 Outboard 2022 measures 112" wide, compared to 97" for the Sea Ray Sundancer 280 2015. 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 SDX 290 Outboard 2022 or the Sea Ray Sundancer 280 2015?
The Sea Ray Sundancer 280 2015 has the bigger tank at 85 gallons, versus 13 gallons on the Sea Ray SDX 290 Outboard 2022. That 72-gallon difference translates to roughly 216–360 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray SDX 290 Outboard 2022 and Sea Ray Sundancer 280 2015 from the same manufacturer?
Yes — both the Sea Ray SDX 290 Outboard 2022 and the Sea Ray Sundancer 280 2015 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.