Marquis Yachts 420 Sport Coupe 2011 boat specs
Marquis Yachts
Marquis Yachts 420 Sport Coupe 2011
2011
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VS
Marquis Yachts Marquis 50  2008 boat specs
Marquis Yachts
Marquis Yachts Marquis 50 2008
2008
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Marquis Yachts 420 Sport Coupe 2011 vs Marquis Yachts Marquis 50 2008: Which Semi-Displacement Boat Fits Your Needs?

Both the Marquis Yachts 420 Sport Coupe 2011 and the Marquis Yachts Marquis 50 2008 are semi-displacement designs, both built in fibreglass, so the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?

Size is the most obvious dividing line here. The Marquis Yachts Marquis 50 2008 measures 51,0 feet overall (2008), giving it roughly 7,4 additional feet of deck space compared to the Marquis Yachts 420 Sport Coupe 2011 at 43,6 feet (2011). Weight tells a clearer story for trailering families: the Marquis Yachts Marquis 50 2008 tips the scales at 56 227 lbs - 25 227 lbs less than the Marquis Yachts 420 Sport Coupe 2011 at 31 000 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 Marquis Yachts 420 Sport Coupe 2011 carries a rated maximum of 174 hp. Engine data for the Marquis Yachts Marquis 50 2008 wasn't available in our records - check the manufacturer's spec sheet before sizing a motor.Fuel capacity breaks the other way: the Marquis Yachts Marquis 50 2008 carries 600 gallons versus 300 gallons in the Marquis Yachts 420 Sport Coupe 2011. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Bottom line: The Marquis Yachts Marquis 50 2008 at 51,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Marquis Yachts 420 Sport Coupe 2011 at 43,6 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
MakeMarquis Yachts
MakeMarquis Yachts
Model420 Sport Coupe
ModelMarquis? 50
Model Year2011
Model Year2008
Measurements / Dimensions
Beam13 ft. 11 in. (4.2 m) with gunnel molding
Beam15 ft. (4.6 m) with gunnel molding
Beam - Meters4.24
Beam - Meters4.57
Beam - Inches167
Beam - Inches180
Bridge clearance - Detail13 ft. 9 in. (4.2 m) with arch
Bridge clearance - Detail19 ft. 11 in. (5.8 m) waterline to arch
Bridge clearance - Meters4.19
Bridge clearance - Meters6.07
Bridge clearance - Inches165
Bridge clearance - Inches239
Draft [max] - Detail43 in. (1.2 m)
Draft [max] - Detail57 in. (1.4 m)
Draft [max] - Meters1.09
Draft [max] - Meters1.45
Draft [max] - Inches43
Draft [max] - Inches57
Weight - Detail31,000 lbs. (14,061 kg) with fuel and water
Weight - Detail56,227 lbs. (25,504 kg) with fuel and water
Weight - kg14061.35
Weight - kg25504.12
Weight - lbs.31000
Weight - lbs.56227
Length - Feet43.58
Length - Feet51
Length [over all with swim platform]43 ft. 7 in. (13.3 m)
Length [over all with swim platform]51 ft. 6 in. (15.7 m)
Length - Metersnot available
Length - Meters15.7
Length - Inchesnot available
Length - Inches6
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeSemi Displacement
Hull typeSemi Displacement
Engine and Drivetrain
Fuel tank capacity - Detail300 gal. (1,136 l)
Fuel tank capacity - Detail600 gal. (2,271 l)
Fuel tank capacity - Liters1135.62
Fuel tank capacity - Liters2271.25
Fuel tank capacity - Gal300
Fuel tank capacity - Gal600
Fuel typeDiesel
Fuel typeDiesel
Drive typeInboard
Drive typeInboard
Engine maxVolvo Penta® IPS 550 - 400 hp
Engine maxnot available
Engine/s standardnot available
Engine/s standardVolvo Penta? D9 EVC, 575 hp
Operational Info
Headroom6 ft. 5 in. (2 m) cabin
Headroom6 ft. 6 in. (2 m) cabin
Sleeping capacity6
Sleeping capacity4 (6 optional)
Water capacity140 gal. (530 l)
Water capacity150 gal. (568 l)
Water heater capacity11 gal. (42 l)
Water heater capacity20 gal. (75.7 l)
Holding tank capacity - Detail45 gal. (170 l)
Holding tank capacity - Detail80 gal. (303 l)
Holding tank capacity - Liters170.34
Holding tank capacity - Liters302.83
Holding tank capacity - Gal45
Holding tank capacity - Gal80

Marquis Yachts 420 Sport Coupe 2011 vs Marquis Yachts Marquis 50 2008 - Common Questions

Which is the larger boat - the Marquis Yachts 420 Sport Coupe 2011 or the Marquis Yachts Marquis 50 2008?
The Marquis Yachts Marquis 50 2008 is the longer of the two at 51,0 feet overall. The Marquis Yachts 420 Sport Coupe 2011 comes in at 43,6 feet, making it roughly 7,4 ft shorter - a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer - the Marquis Yachts 420 Sport Coupe 2011 or the Marquis Yachts Marquis 50 2008?
For trailering, the Marquis Yachts 420 Sport Coupe 2011 has the edge at 31 000 lbs dry weight versus 56 227 lbs for the Marquis Yachts Marquis 50 2008. 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 Marquis Yachts 420 Sport Coupe 2011 has a documented max rating of 174 hp. Engine specifications for the Marquis Yachts Marquis 50 2008 were not available in our database - check the OEM spec sheet or manufacturer's website for confirmation.
Which boat is wider, and does it affect trailering?
The Marquis Yachts Marquis 50 2008 measures 180" wide, compared to 167" for the Marquis Yachts 420 Sport Coupe 2011. 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 Marquis Yachts 420 Sport Coupe 2011 or the Marquis Yachts Marquis 50 2008?
The Marquis Yachts Marquis 50 2008 has the bigger tank at 600 gallons, versus 300 gallons on the Marquis Yachts 420 Sport Coupe 2011. That 300-gallon difference translates to roughly 900–1500 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Marquis Yachts 420 Sport Coupe 2011 and Marquis Yachts Marquis 50 2008 from the same manufacturer?
Yes - both the Marquis Yachts 420 Sport Coupe 2011 and the Marquis Yachts Marquis 50 2008 are built by Marquis Yachts. 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.