Both the Stamas 270 Express Outboard 2009 and the Stamas Predator 308 2011 are modified-V 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?

On paper these two are close siblings in the size department - Stamas 270 Express Outboard 2009 at 28,0 ft versus Stamas Predator 308 2011 at 30,7 ft. Weight tells a clearer story for trailering families: the Stamas Predator 308 2011 tips the scales at 8 250 lbs - 2 450 lbs less than the Stamas 270 Express Outboard 2009 at 5 800 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 power gap is worth calling out. Rated to 450 hp, the Stamas 270 Express Outboard 2009 has a 150-hp advantage over the Stamas Predator 308 2011's 300-hp ceiling - enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Stamas Predator 308 2011 carries 275 gallons versus 204 gallons in the Stamas 270 Express Outboard 2009. 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 Predator 308 2011 is rated for 9 passengers, while the Stamas 270 Express Outboard 2009 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Stamas Predator 308 2011 could be the deciding factor.