Sea Ray Sundeck 240 2016 boat specs
Sea Ray
Sea Ray Sundeck 240 2016
2016
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VS
Sea Ray Sunsport 230 2021 boat specs
Sea Ray
Sea Ray Sunsport 230 2021
2021
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Sea Ray Sundeck 240 2016 vs Sea Ray Sunsport 230 2021 — Same Brand, Different Boat

The Sea Ray Sundeck 240 2016 vs Sea Ray Sunsport 230 2021 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 Sundeck 240 2016 at 24,6 ft versus Sea Ray Sunsport 230 2021 at 23,6 ft. Weight tells a clearer story for trailering families: the Sea Ray Sunsport 230 2021 tips the scales at 4 890 lbs — 150 lbs less than the Sea Ray Sundeck 240 2016 at 4 740 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.

Both boats share a closely matched power ceiling — 250 hp for the Sea Ray Sundeck 240 2016 and 250 hp for the Sea Ray Sunsport 230 2021. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Fuel capacity breaks the other way: the Sea Ray Sundeck 240 2016 carries 55 gallons versus 5 gallons in the Sea Ray Sunsport 230 2021. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 7 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 Sundeck 240 2016 and Sea Ray Sunsport 230 2021 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.
Measurements / Dimensions
Length overall - Detail24.60 ft
Length overall - Detail23.60 ft
Length - Feet24.6
Length - Feet23.6
Length overall - Meters7.5
Length overall - Meters7.19
Length overall - Inches295
Length overall - Inches283
Beam8.60 ft
Beam8.60 ft
Beam - Meters2.62
Beam - Meters2.62
Beam - Inches103
Beam - Inches103
Draft [max] - Detail3.20 ft
Draft [max] - Detail3.80 ft
Draft [max] - Meters0.98
Draft [max] - Meters1.16
Draft [max] - Inches38
Draft [max] - Inches46
Draft Min1.90 ft
Draft Minnot available
Displacement4740.00 lbs
Displacement4890.00 lbs
Engine and Drivetrain
Fuel tank capacity - Gal55
Fuel tank capacity - Gal5
Fuel tank capacity - Liters208.2
Fuel tank capacity - Liters189.27
Engine makeMercruiser
Engine makeMercury
Engine model4.5 MPI
Engine modelECT 4.5L MPI Alpha
Horsepower250 hp
Horsepower250 hp
Fuel typeGas
Fuel typeGas
Drive typeinboard
Drive typenot available
Operational Info
Water capacity9
Water capacitynot available
TrailerableYes
Trailerablenot available
Boat typePower
Boat typePower
Headnot available
Head1

Sea Ray Sundeck 240 2016 vs Sea Ray Sunsport 230 2021 — Common Questions

Which is the larger boat — the Sea Ray Sundeck 240 2016 or the Sea Ray Sunsport 230 2021?
The Sea Ray Sundeck 240 2016 is the longer of the two at 24,6 feet overall. The Sea Ray Sunsport 230 2021 comes in at 23,6 feet, making it roughly 1,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sea Ray Sundeck 240 2016 or the Sea Ray Sunsport 230 2021?
For trailering, the Sea Ray Sundeck 240 2016 has the edge at 4 740 lbs dry weight versus 4 890 lbs for the Sea Ray Sunsport 230 2021. 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.
How many people can each boat hold?
The Sea Ray Sundeck 240 2016 is Coast Guard rated for 7 passengers, while the Sea Ray Sunsport 230 2021 is certified for 7. 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.
Do these boats require an oversize trailer permit to tow on US highways?
Both the Sea Ray Sundeck 240 2016 and Sea Ray Sunsport 230 2021 share an 8.60 ft beam — meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.
Which boat has the larger fuel tank — the Sea Ray Sundeck 240 2016 or the Sea Ray Sunsport 230 2021?
The Sea Ray Sundeck 240 2016 has the bigger tank at 55 gallons, versus 5 gallons on the Sea Ray Sunsport 230 2021. That 50-gallon difference translates to roughly 150–250 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray Sundeck 240 2016 and Sea Ray Sunsport 230 2021 from the same manufacturer?
Yes — both the Sea Ray Sundeck 240 2016 and the Sea Ray Sunsport 230 2021 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.