The 1988 Carver Mariner 32 Convertible and the 32 Aft Cabin had identical hulls. Both boats had beams of 11 feet, 7 inches. The draft measured 34 inches. The vessels were 11 feet, 6 inches tall and had a displacement of 12,600 lbs.
The 1988 Carver Mariner 32 had 84 gallons of water capacity. The 32 Convertible featured a 220-gallon fuel tank, while the 32 Aft Cabin had a 182-gallon fuel system. Both boats offered offered 75 inches of cabin headroom. The 32 Convertible could provide sleeping facilities for up to six people, while the 32 Aft Cabin could accommodate up to seven.
The 1988 Carver Mariner 32 Convertible came with 60 square feet of cockpit area, which was enough to store plenty of fishing gear. In contrast, the 32 Aft Cabin had a master stateroom aft. Both boats featured two private staterooms, a salon with a wet bar, a convertible dinette/lounge and a galley with a double-door refrigerator/freezer.