Matching a modified vee Sylvan Expedition Sport 1800 DC 2011 against a pontoon Sylvan Signature 8522 RE 2010 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.
Size is the most obvious dividing line here. The Sylvan Signature 8522 RE 2010 measures 22,0 feet overall (2010), giving it roughly 3,9 additional feet of deck space compared to the Sylvan Expedition Sport 1800 DC 2011 at 18,1 feet (2011). At 14 lbs and 21 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.
Both boats share a closely matched power ceiling — 150 hp for the Sylvan Expedition Sport 1800 DC 2011 and 150 hp for the Sylvan Signature 8522 RE 2010. 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 Sylvan Signature 8522 RE 2010 carries 35 gallons versus 31 gallons in the Sylvan Expedition Sport 1800 DC 2011. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
For family outings this is probably the sharpest distinction between the two. The Sylvan Signature 8522 RE 2010 is rated for 14 passengers, while the Sylvan Expedition Sport 1800 DC 2011 caps at 7. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sylvan Signature 8522 RE 2010 could be the deciding factor.
Bottom line: Choose the Sylvan Signature 8522 RE 2010 if your priority is putting more people on the water — it handles 14 passengers and at 22,0 ft it has the deck room to back that rating up comfortably. The Sylvan Expedition Sport 1800 DC 2011 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 7 that costs less to run day-to-day.