When two boats share the same hull type — in this case both the Harris Flotebote Grand Mariner SL 250 2013 and the Harris Flotebote Royal Heritage 270 2011 are pontoon designs with aluminum construction — 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 — Harris Flotebote Grand Mariner SL 250 2013 at 26,8 ft versus Harris Flotebote Royal Heritage 270 2011 at 27,0 ft. Weight tells a clearer story for trailering families: the Harris Flotebote Grand Mariner SL 250 2013 tips the scales at 3 876 lbs — 171 lbs more than the Harris Flotebote Royal Heritage 270 2011 at 3 705 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 Harris Flotebote Grand Mariner SL 250 2013 carries a rated maximum of 2 hp. Engine data for the Harris Flotebote Royal Heritage 270 2011 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.Both carry nearly identical fuel loads — 5 gal and 5 gal — so range won't be a tiebreaker here.

For family outings this is probably the sharpest distinction between the two. The Harris Flotebote Royal Heritage 270 2011 is rated for 16 passengers, while the Harris Flotebote Grand Mariner SL 250 2013 caps at 2. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Harris Flotebote Royal Heritage 270 2011 could be the deciding factor.