Sea Ray 185 Outboard Sport 2006 boat specs
Sea Ray
Sea Ray 185 Outboard Sport 2006
2006
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VS
Sea Ray SDX 290 2023 boat specs
Sea Ray
Sea Ray SDX 290 2023
2023
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Sea Ray 185 Outboard Sport 2006 vs Sea Ray SDX 290 2023: Same Brand, Different Boat

The Sea Ray 185 Outboard Sport 2006 vs Sea Ray SDX 290 2023 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 SDX 290 2023 measures 29,2 feet overall (2023), giving it roughly 11,2 additional feet of deck space compared to the Sea Ray 185 Outboard Sport 2006 at 18,0 feet (2006). Weight tells a clearer story for trailering families: the Sea Ray SDX 290 2023 tips the scales at 6 595 lbs - 4 745 lbs less than the Sea Ray 185 Outboard Sport 2006 at 1 850 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 SDX 290 2023 has a 165-hp advantage over the Sea Ray 185 Outboard Sport 2006's 135-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 SDX 290 2023 carries 85 gallons versus 20 gallons in the Sea Ray 185 Outboard Sport 2006. 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 SDX 290 2023 at 29,2 ft is the right call if deck space, comfort, and entertaining are top of your list. The Sea Ray 185 Outboard Sport 2006 at 18,0 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
Makenot available
Model185 Outboard Sport
Modelnot available
Model Year2006
Model Yearnot available
Measurements / Dimensions
Beam7 ft. 6 in. (2.29 m)
Beam9.00 ft
Beam - Meters2.29
Beam - Meters2.74
Beam - Inches90
Beam - Inches108
Deadrise19℃
Deadrisenot available
Draft [drive up] - Detail12 in. (30.5 cm)
Draft [drive up] - Detailnot available
Draft [drive up] meters0.3
Draft [drive up] metersnot available
Draft [drive up] inches12
Draft [drive up] inchesnot available
Draft [max] - Detail30 in. (76.2 cm)
Draft [max] - Detail3.90 ft
Draft [max] - Meters0.76
Draft [max] - Meters1.19
Draft [max] - Inches30
Draft [max] - Inches47
Weight - Detail1,850 lbs. (839 kg)
Weight - Detailnot available
Weight - kg839.15
Weight - kgnot available
Weight - lbs.1850
Weight - lbs.not available
Length - Meters5.49
Length - Metersnot available
Length - Feet18
Length - Feet29.2
Length overall - Detail18 ft. 0 in. (5.49 m)
Length overall - Detail29.20 ft
Length overall - Meters5.49
Length overall - Meters8.9
Length overall - Inches216
Length overall - Inches350
Draft Minnot available
Draft Min2.60 ft
Displacementnot available
Displacement6595.00 lbs
Engine and Drivetrain
Engine/s standardMercury? 2-stroke - 115 hp (86 kW)
Engine/s standardnot available
Fuel tank capacity - Detail20 gal. (75.7 l)
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters75.71
Fuel tank capacity - Liters321.76
Fuel tank capacity - Gal20
Fuel tank capacity - Gal85
Fuel typeGas
Fuel typenot available
Drive typeOutboard
Drive typenot available
Engine max135 hp
Engine maxnot available
Engine makenot available
Engine makeMercruser
Engine modelnot available
Engine model6.2L MPI ECT Bravo III w/DTS
Horsepowernot available
Horsepower300 hp
Operational Info
Maximum capacity1,700 lbs. (771 kg)
Maximum capacitynot available
Maximum people8
Maximum peoplenot available
Water capacitynot available
Water capacity20
Boat typenot available
Boat typePower

Sea Ray 185 Outboard Sport 2006 vs Sea Ray SDX 290 2023 - Common Questions

Which is the larger boat - the Sea Ray 185 Outboard Sport 2006 or the Sea Ray SDX 290 2023?
The Sea Ray SDX 290 2023 is the longer of the two at 29,2 feet overall. The Sea Ray 185 Outboard Sport 2006 comes in at 18,0 feet, making it roughly 11,2 ft shorter - a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer - the Sea Ray 185 Outboard Sport 2006 or the Sea Ray SDX 290 2023?
For trailering, the Sea Ray 185 Outboard Sport 2006 has the edge at 1 850 lbs dry weight versus 6 595 lbs for the Sea Ray SDX 290 2023. 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 SDX 290 2023 is rated to a maximum of 300 hp, giving it the larger power ceiling. The Sea Ray 185 Outboard Sport 2006 tops out at 135 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 185 Outboard Sport 2006 is Coast Guard rated for 8 passengers, while the Sea Ray SDX 290 2023 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 SDX 290 2023 measures 108" wide, compared to 90" for the Sea Ray 185 Outboard Sport 2006. 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 185 Outboard Sport 2006 or the Sea Ray SDX 290 2023?
The Sea Ray SDX 290 2023 has the bigger tank at 85 gallons, versus 20 gallons on the Sea Ray 185 Outboard Sport 2006. That 65-gallon difference translates to roughly 195–325 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray 185 Outboard Sport 2006 and Sea Ray SDX 290 2023 from the same manufacturer?
Yes - both the Sea Ray 185 Outboard Sport 2006 and the Sea Ray SDX 290 2023 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.