Detailed Evaluation & Buyer Recommendation
Sea Ray 300 Sundeck 2010 vs Sea Ray SDX 270 2022 — Same Brand, Different Boat
The Sea Ray 300 Sundeck 2010 vs Sea Ray SDX 270 2022 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 300 Sundeck 2010 at 29,5 ft versus Sea Ray SDX 270 2022 at 27,2 ft. Weight tells a clearer story for trailering families: the Sea Ray 300 Sundeck 2010 tips the scales at 6 044 lbs — 3 477 lbs more than the Sea Ray SDX 270 2022 at 2 567 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 425 hp, the Sea Ray 300 Sundeck 2010 has a 125-hp advantage over the Sea Ray SDX 270 2022's 300-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 300 Sundeck 2010 carries 93 gallons versus 65 gallons in the Sea Ray SDX 270 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 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 300 Sundeck 2010 at 29,5 ft is the right call if deck space, comfort, and entertaining are top of your list. The Sea Ray SDX 270 2022 at 27,2 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
Model300 Sundeck?
Modelnot available
Model Year201
Model Yearnot available
Measurements / Dimensions
Beam9 ft. 1 in. (2.76 m)
Beam8.60 ft
Beam - Meters2.77
Beam - Meters2.62
Beam - Inches109
Beam - Inches103
Deadrise21℃
Deadrisenot available
Draft [drive up] - Detail23 in. (58 cm)
Draft [drive up] - Detailnot available
Draft [drive up] meters0.58
Draft [drive up] metersnot available
Draft [drive up] inches23
Draft [drive up] inchesnot available
Draft [max] - Detail39 in. (99 cm)
Draft [max] - Detail3.80 ft
Draft [max] - Meters0.99
Draft [max] - Meters1.16
Draft [max] - Inches39
Draft [max] - Inches46
Weight - Detail6,044 lbs. (2,741 kg)
Weight - Detailnot available
Weight - kg2741.51
Weight - kgnot available
Weight - lbs.6044
Weight - lbs.not available
Length - Feet29.5
Length - Feet27.2
Length overall - Detail29 ft. 6 in. (8.99 m)
Length overall - Detail27.20 ft
Length overall - Meters8.99
Length overall - Meters8.29
Length overall - Inches354
Length overall - Inches326
Draft Minnot available
Draft Min2.60 ft
Displacementnot available
Displacement2567.00 lbs
Body / Hull
Hull materialFiberglass
Hull materialnot available
Hull typeModified Vee
Hull typenot available
Engine and Drivetrain
Engine makeMerCruiser®
Engine makeMercruiser
Engine/s standardMX6.2 MPI Bravo? III DTS
Engine/s standardnot available
Fuel tank capacity - Detail93 gal. (352 l)
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters352.04
Fuel tank capacity - Liters246.05
Fuel tank capacity - Gal93
Fuel tank capacity - Gal65
Drive typeI/O
Drive typeinboard
Horsepower320 hp (239 kW)
Horsepower300 hp
Engine max425 hp (317 kW)
Engine maxnot available
Engine modelnot available
Engine model6.2L MPI ECT Bravo III w/DTS
Operational Info
Water capacity24 gal. (91 l)
Water capacity2
Holding tank capacity - DetailOptional: 10 gal. (38 l)
Holding tank capacity - Detailnot available
Holding tank capacity - Liters37.85
Holding tank capacity - Litersnot available
Holding tank capacity - Gal1
Holding tank capacity - Galnot available
Boat typenot available
Boat typePower