The Crestliner CR 1648 TS 2006 vs Crestliner LSi 2685 Sterndrive 2006 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.
Size is the most obvious dividing line here. The Crestliner LSi 2685 Sterndrive 2006 measures 25,0 feet overall (2006), giving it roughly 10,0 additional feet of deck space compared to the Crestliner CR 1648 TS 2006 at 15,0 feet (2006). Weight tells a clearer story for trailering families: the Crestliner CR 1648 TS 2006 tips the scales at 275 lbs — 241 lbs more than the Crestliner LSi 2685 Sterndrive 2006 at 34 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 260 hp, the Crestliner LSi 2685 Sterndrive 2006 has a 225-hp advantage over the Crestliner CR 1648 TS 2006's 35-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 LSi 2685 Sterndrive 2006 is rated for 14 passengers, while the Crestliner CR 1648 TS 2006 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Crestliner LSi 2685 Sterndrive 2006 could be the deciding factor.
At this size, power-to-weight ratio matters more than outright horsepower. The Crestliner LSi 2685 Sterndrive 2006 comes in at 0 lbs per hp versus 8 lbs per hp for the Crestliner CR 1648 TS 2006. The lower the ratio the more explosive the acceleration — meaningful on a short RIB where bursts of speed, quick planing, and agility in surf or tight waterways define the experience.
The Crestliner LSi 2685 Sterndrive 2006 is an inflatable design — lighter, easier to store, and quicker to launch from a beach or dock without a slipway. The Crestliner CR 1648 TS 2006 is a rigid hull, which typically offers a more confident ride in chop and easier maintenance over the long term.
Bottom line: Choose the Crestliner LSi 2685 Sterndrive 2006 if your priority is putting more people on the water — it handles 14 passengers and at 25,0 ft it has the deck room to back that rating up comfortably. The Crestliner CR 1648 TS 2006 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 4 that costs less to run day-to-day.