MTB-1 (base design used => Soviet TYP G 5)
Displacement: 12 tons
Length: 19m
Beam: 3.3m
Draft: 1.2m
Engines: two gasoline engines, 1700hp
Speed: 48 knots
Armament: two 21" torpedoes, two 13.2mm MG and two 7.7mm MG
Crew: 8
MTB-2 (base design used => Soviet TYP ¦ 4)
Displacement: 9 tons
Length: 16.5m
Beam: 3.3m
Draft: 0.9m
Engines: two gasoline engines, 1300hp
Speed: 49 knots
Armament: two 17.7" torpedoes and two 13.2mm MG
Crew: 7
MTB-3 (base design used => Italian MAS 501)
Displacement: 22 tons
Length: 17m
Beam: 4.2m
Draft: 1.2m
Engines: two gasoline engines, 2000hp
Speed: 41 knots
Armament: two 17.7" torpedoes, one 25mm gun and two 13.2mm MG
Crew: 12