The Stamas 320 Express Inboard 2006 is a modified-V design and the Stamas 345 Aegean Outboard 2012 is a deep-V design, so you're likely deciding between two noticeably different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.

On paper these two are close siblings in the size department - Stamas 320 Express Inboard 2006 at 34,0 ft versus Stamas 345 Aegean Outboard 2012 at 34,4 ft. Weight tells a clearer story for trailering families: the Stamas 345 Aegean Outboard 2012 tips the scales at 13 100 lbs - 2 000 lbs less than the Stamas 320 Express Inboard 2006 at 11 100 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 Stamas 345 Aegean Outboard 2012 tops out at 600 hp. Engine specs for the Stamas 320 Express Inboard 2006 aren't listed - confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Stamas 345 Aegean Outboard 2012 carries 316 gallons versus 240 gallons in the Stamas 320 Express Inboard 2006. 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 Stamas 345 Aegean Outboard 2012 is rated for 12 passengers, while the Stamas 320 Express Inboard 2006 caps at 10. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Stamas 345 Aegean Outboard 2012 could be the deciding factor.