Matching a modified vee Xpress HD Duck Boat Series 2010 against a flat Xpress HD18 2011 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.
The Xpress HD Duck Boat Series 2010 carries a rated maximum of 40 hp. Engine data for the Xpress HD18 2011 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.
For family outings this is probably the sharpest distinction between the two. The Xpress HD18 2011 is rated for 5 passengers, while the Xpress HD Duck Boat Series 2010 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Xpress HD18 2011 could be the deciding factor.
Bottom line: Choose the Xpress HD18 2011 if your priority is putting more people on the water — it handles 5 passengers and at 18,0 ft it has the deck room to back that rating up comfortably. The Xpress HD Duck Boat Series 2010 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 4 that costs less to run day-to-day.