3 × diesel engines, each 2,000bhp 3 × electric motors, 5,200shp 3 shafts
 
Ship Speed
surface - 17kt, 9500nm/5kt submerged - 12kt
 
Ship Range
70 days endurance
 
Ship Test Depth
260 m (design)<br>300 m (maximum)
 
Ship Complement
80 (629)<br>83 (629A)
 
Ship Armament
3 × missile tubes<br>3 × Project 629 boats D-1 launch system with R-11 FM missiles<br>Remaining boats D-2 launch system with R-13 missiles<br>1966 onwards 629A upgrade D-4 launch system with R-21 missiles<br>6 × 533 mm torpedo tubes