Marquis Yachts  420 Sport Coupe Sport Coupe 2010 boat specs
Marquis Yachts
Marquis Yachts 420 Sport Coupe Sport Coupe 2010
2010
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Marquis Yachts Marquis 70 Tri-Deck 2008 boat specs
Marquis Yachts
Marquis Yachts Marquis 70 Tri-Deck 2008
2008
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Marquis Yachts 420 Sport Coupe Sport Coupe 2010 vs Marquis Yachts Marquis 70 Tri-Deck 2008 — Same Brand, Different Boat

The Marquis Yachts 420 Sport Coupe Sport Coupe 2010 vs Marquis Yachts Marquis 70 Tri-Deck 2008 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.

The power gap is worth calling out. Rated to 1 676 hp, the Marquis Yachts Marquis 70 Tri-Deck 2008 has a 1 306-hp advantage over the Marquis Yachts 420 Sport Coupe Sport Coupe 2010's 370-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Marquis Yachts Marquis 70 Tri-Deck 2008 carries 13 gallons versus 3 gallons in the Marquis Yachts 420 Sport Coupe Sport Coupe 2010. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

The Marquis Yachts 420 Sport Coupe Sport Coupe 2010 is rated for up to 13 people. Passenger data for the Marquis Yachts Marquis 70 Tri-Deck 2008 wasn't available.

Bottom line: The Marquis Yachts Marquis 70 Tri-Deck 2008 at 72,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Marquis Yachts 420 Sport Coupe Sport Coupe 2010 at 44,0 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.
Measurements / Dimensions
Length overall - Detail44.00 ft
Length overall - Detailnot available
Length - Feet44
Length - Feet72
Length overall - Meters13.41
Length overall - Metersnot available
Length overall - Inches528
Length overall - Inchesnot available
Beam13.74 ft
Beam18 ft. 4 in. (5.5 m)
Beam - Meters4.19
Beam - Meters5.59
Beam - Inches165
Beam - Inches22
Draft [max] - Detail3.19 ft
Draft [max] - Detail4 ft. 11 in. (1.5 m) with CAT C18 engines
Draft [max] - Meters0.97
Draft [max] - Meters1.5
Draft [max] - Inches38
Draft [max] - Inches59
Bridge clearance - Detailnot available
Bridge clearance - Detail24 ft. 5 in. (7.4 m) with arch
Bridge clearance - Metersnot available
Bridge clearance - Meters7.44
Bridge clearance - Inchesnot available
Bridge clearance - Inches293
Weight - Detailnot available
Weight - Detail54.5 tons (49.4 t) with fuel, water and CAT C18 engines
Weight - kgnot available
Weight - kg49441.53
Weight - lbs.not available
Weight - lbs.109
Length - Metersnot available
Length - Meters22
Length [over all with swim platform]not available
Length [over all with swim platform]72 ft. (22 m)
Engine and Drivetrain
Fuel tank capacity - Gal3
Fuel tank capacity - Gal13
Fuel tank capacity - Liters1135.62
Fuel tank capacity - Liters4921.03
Engine makeVOLVO PENTA
Engine makenot available
Horsepower370 hp
Horsepowernot available
Drive typeinboard
Drive typeInboard
Engine 2 Engine MakeVOLVO PENTA
Engine 2 Engine Makenot available
Engine 2 Horsepower370 hp
Engine 2 Horsepowernot available
Engine 2 Drive Typeinboard
Engine 2 Drive Typenot available
Engine/s standardnot available
Engine/s standardCAT? C18, 1,000 hp
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail1,300 gal. (4,921 l)
Fuel typenot available
Fuel typeDiesel
Engine maxnot available
Engine max1,676 hp
Performance
Cruising speed28
Cruising speednot available
Cruising speed measureknots
Cruising speed measurenot available
Maximum speed35
Maximum speednot available
Maximum speed measureknots
Maximum speed measurenot available
Operational Info
Water capacity14
Water capacity200 gal. (757 l)
Boat typePower
Boat typenot available
Headroomnot available
Headroom6 ft. 8 in. (2.0 m) cabin
Sleeping capacitynot available
Sleeping capacity3 standard cabins, crew quarters optional
Water heater capacitynot available
Water heater capacity32 gal. (121.1 l)
Holding tank capacity - Detailnot available
Holding tank capacity - Detail153 gal. (580 l)
Holding tank capacity - Litersnot available
Holding tank capacity - Liters579.17
Holding tank capacity - Galnot available
Holding tank capacity - Gal153
General Boat Info
Makenot available
MakeMarquis Yachts
Modelnot available
ModelMarquis? 70 Tri-Deck
Model Yearnot available
Model Year2008
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeSemi Displacement

Marquis Yachts 420 Sport Coupe Sport Coupe 2010 vs Marquis Yachts Marquis 70 Tri-Deck 2008 — Common Questions

Which is the larger boat — the Marquis Yachts 420 Sport Coupe Sport Coupe 2010 or the Marquis Yachts Marquis 70 Tri-Deck 2008?
The Marquis Yachts Marquis 70 Tri-Deck 2008 is the longer of the two at 72,0 feet overall. The Marquis Yachts 420 Sport Coupe Sport Coupe 2010 comes in at 44,0 feet, making it roughly 28,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which boat can handle a bigger outboard?
The Marquis Yachts Marquis 70 Tri-Deck 2008 is rated to a maximum of 1 676 hp, giving it the larger power ceiling. The Marquis Yachts 420 Sport Coupe Sport Coupe 2010 tops out at 370 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 passengers can the Marquis Yachts 420 Sport Coupe Sport Coupe 2010 carry?
The Marquis Yachts 420 Sport Coupe Sport Coupe 2010 has an official capacity rating of 13 people. Capacity data wasn't available for the other model in this comparison — verify directly with the dealer.
Which boat is wider, and does it affect trailering?
The Marquis Yachts 420 Sport Coupe Sport Coupe 2010 measures 165" wide, compared to 22" for the Marquis Yachts Marquis 70 Tri-Deck 2008. 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 Sport Coupe 2010 or the Marquis Yachts Marquis 70 Tri-Deck 2008?
The Marquis Yachts Marquis 70 Tri-Deck 2008 has the bigger tank at 13 gallons, versus 3 gallons on the Marquis Yachts 420 Sport Coupe Sport Coupe 2010. That 10-gallon difference translates to roughly 30–50 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Marquis Yachts 420 Sport Coupe Sport Coupe 2010 and Marquis Yachts Marquis 70 Tri-Deck 2008 from the same manufacturer?
Yes — both the Marquis Yachts 420 Sport Coupe Sport Coupe 2010 and the Marquis Yachts Marquis 70 Tri-Deck 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.