U-2501 
- TYPE: XXI Submarine
- DISPLACEMENT SURFACED: 1,621 t (1,647 tnes)
- DISPLACEMENT SUBMERGED: 2,067 t (2,100 tnes)
- MACHINERY: Twin Screws, Diesel/Electric
Motors, silent creeping motors; 4,000/5,000/226 hp
at 15/15/5 knots - LENGTH: 251.67 ft (77 m)
- BEAM: 26.25 ft (8 m)
- DRAUGHT: 20.3 ft (6.2 m)
- PERFORMANCE SURFACED: 15.5 knots
- PERFORMANCE SUBMERGED: 16 knots
- ARMAMENT: 6 533mm TT; 4 30mm AA guns
- SURFACE RANGE: 9,678 nm (17,934 km)
- CREW: 57
- LAUNCHED: 1944