Both the Marquis Yachts 600 2010 and the Marquis Yachts Marquis 70 Tri-Deck 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 70 Tri-Deck 2008 measures 72,0 feet overall (2008), giving it roughly 12,3 additional feet of deck space compared to the Marquis Yachts 600 2010 at 59,7 feet (2010). Weight tells a clearer story for trailering families: the Marquis Yachts Marquis 70 Tri-Deck 2008 tips the scales at 109 000 lbs - 45 000 lbs less than the Marquis Yachts 600 2010 at 64 000 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 Marquis 70 Tri-Deck 2008 tops out at 1 676 hp. Engine specs for the Marquis Yachts 600 2010 aren't listed - confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Marquis Yachts Marquis 70 Tri-Deck 2008 carries 1 300 gallons versus 800 gallons in the Marquis Yachts 600 2010. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

The Marquis Yachts 600 2010 is rated for up to 16 people. Passenger data for the Marquis Yachts Marquis 70 Tri-Deck 2008 wasn't available.