Matching a deep vee Parker Boats 2120 Sport Cabin 2008 against a modified vee Parker Boats 2300 T Big Bay 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 — Parker Boats 2120 Sport Cabin 2008 at 21,0 ft versus Parker Boats 2300 T Big Bay 2013 at 23,0 ft. Weight tells a clearer story for trailering families: the Parker Boats 2120 Sport Cabin 2008 tips the scales at 325 lbs — 296 lbs more than the Parker Boats 2300 T Big Bay 2013 at 29 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 300 hp, the Parker Boats 2300 T Big Bay 2013 has a 75-hp advantage over the Parker Boats 2120 Sport Cabin 2008's 225-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Parker Boats 2300 T Big Bay 2013 carries 55 gallons versus 1 gallons in the Parker Boats 2120 Sport Cabin 2008. 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 Parker Boats 2300 T Big Bay 2013 is rated for 7 passengers, while the Parker Boats 2120 Sport Cabin 2008 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Parker Boats 2300 T Big Bay 2013 could be the deciding factor.
Bottom line: Choose the Parker Boats 2300 T Big Bay 2013 if your priority is putting more people on the water — it handles 7 passengers and at 23,0 ft it has the deck room to back that rating up comfortably. The Parker Boats 2120 Sport Cabin 2008 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.