What is the underwater speed record?

The Russian rocket-powered supercavitating torpedo VA-111 Shkval is reportedly capable of speed in excess of 200 knots (370 km/h). German press reports of an underwater anti-torpedo missile named Barracuda that allegedly reaches 430 knots (800 km/h). read more

Underwater Speed Records Official underwater speed records -- usually achieved by military submarines-- are not kept due to the secrecy surrounding the capabilities of these warships. But in 1965, the USS Albacore, a Gato-class submarine, was clocked at 33 knots (38 mph), an unofficial underwater speed record. read more