[theold]

It can engage targets up to an altitude of 30 kilometers flying at a speed of 17,000 kilometers per hour or around 13 Mach – 13 times the speed of sound – making it a genuinely lethal air defense system.

https://www.eurasiantimes.com/russias-mo...%20system.

[theold]

S300 Mach 6. - Mach 8.5

The SA-10 “Grumble” weapon is the most common of the S-300 missiles that have been sold abroad, first by the Soviet Union and then by its successor state, Russia. It is optimized for use against fighter-type aircraft, having a range of nearly 50 miles and top speed approaching Mach 6.

[Niubee]

China will use drones and artillery to knock out India.

[sogo]

hope israel really send plane to iran then get whack by s400.

[theold]

S200 Mach 4  - Mach 6

They could also engage targets travelling at low hypersonic speeds of up to Mach 6, compared to speeds of just Mach 4 for older variants, and had a detection range against targets of up to 600km and the ability to search for targets in space at altitudes of over 45,000 metres - both capabilities ideal for ballistic missile defence.

https://militarywatchmagazine.com/articl...ir-defence