Matching a flat Shallow Sport 18 ft. Sport 2013 against a tunnel Shallow Sport 24 ft. Classic 2013 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.
Size is the most obvious dividing line here. The Shallow Sport 24 ft. Classic 2013 measures 23,6 feet overall (2013), giving it roughly 5,6 additional feet of deck space compared to the Shallow Sport 18 ft. Sport 2013 at 18,0 feet (2013). At 75 lbs and 12 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.
The power gap is worth calling out. Rated to 250 hp, the Shallow Sport 24 ft. Classic 2013 has a 120-hp advantage over the Shallow Sport 18 ft. Sport 2013's 130-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads — 43 gal and 43 gal — so range won't be a tiebreaker here.
For family outings this is probably the sharpest distinction between the two. The Shallow Sport 24 ft. Classic 2013 is rated for 9 passengers, while the Shallow Sport 18 ft. Sport 2013 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Shallow Sport 24 ft. Classic 2013 could be the deciding factor.
Bottom line: Choose the Shallow Sport 24 ft. Classic 2013 if your priority is putting more people on the water — it handles 9 passengers and at 23,6 ft it has the deck room to back that rating up comfortably. The Shallow Sport 18 ft. Sport 2013 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.