When two boats share the same hull type — in this case both the Triton Boats 170 DS SC 2008 and the Triton Boats X18 2013 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 — Triton Boats 170 DS SC 2008 at 17,0 ft versus Triton Boats X18 2013 at 18,7 ft. Weight tells a clearer story for trailering families: the Triton Boats 170 DS SC 2008 tips the scales at 925 lbs — 807 lbs more than the Triton Boats X18 2013 at 118 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.

Both boats share a closely matched power ceiling — 75 hp for the Triton Boats 170 DS SC 2008 and 90 hp for the Triton Boats X18 2013. 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.

Both boats are rated for 4 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.