When two boats share the same hull type — in this case both the Crestliner Backwater 1860 SC 2011 and the Crestliner Canadian Series 16 SC 2009 are modified vee 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 — Crestliner Backwater 1860 SC 2011 at 18,4 ft versus Crestliner Canadian Series 16 SC 2009 at 16,0 ft. Weight tells a clearer story for trailering families: the Crestliner Canadian Series 16 SC 2009 tips the scales at 704 lbs — 616 lbs less than the Crestliner Backwater 1860 SC 2011 at 88 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 115 hp, the Crestliner Backwater 1860 SC 2011 has a 65-hp advantage over the Crestliner Canadian Series 16 SC 2009's 50-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

For family outings this is probably the sharpest distinction between the two. The Crestliner Canadian Series 16 SC 2009 is rated for 5 passengers, while the Crestliner Backwater 1860 SC 2011 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Crestliner Canadian Series 16 SC 2009 could be the deciding factor.