Matching a flat G3 Boats 1756 SC DLX 2013 against a tunnel G3 Boats Jet Tunnel 1656 CCJ 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.
On paper these two are close siblings in the size department — G3 Boats 1756 SC DLX 2013 at 16,8 ft versus G3 Boats Jet Tunnel 1656 CCJ 2013 at 16,4 ft. At 8 lbs and 81 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.
Both boats share a closely matched power ceiling — 70 hp for the G3 Boats 1756 SC DLX 2013 and 60 hp for the G3 Boats Jet Tunnel 1656 CCJ 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. Fuel capacity breaks the other way: the G3 Boats 1756 SC DLX 2013 carries 16 gallons versus 9 gallons in the G3 Boats Jet Tunnel 1656 CCJ 2013. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
For family outings this is probably the sharpest distinction between the two. The G3 Boats 1756 SC DLX 2013 is rated for 5 passengers, while the G3 Boats Jet Tunnel 1656 CCJ 2013 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the G3 Boats 1756 SC DLX 2013 could be the deciding factor.
At this size, power-to-weight ratio matters more than outright horsepower. The G3 Boats 1756 SC DLX 2013 comes in at 0 lbs per hp versus 1 lbs per hp for the G3 Boats Jet Tunnel 1656 CCJ 2013. 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.
Bottom line: Choose the G3 Boats 1756 SC DLX 2013 if your priority is putting more people on the water — it handles 5 passengers and at 16,8 ft it has the deck room to back that rating up comfortably. The G3 Boats Jet Tunnel 1656 CCJ 2013 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 4 that costs less to run day-to-day.