Comparison Between S-400 And S-500: India’s defence planners are closely watching Russia’s next-generation S-500 missile system, which promises to expand the country’s already formidable air-defence capabilities. While India’s S-400 long-range system has proven its worth, the S-500 (also called Prometheus) represents a higher tier, capable of reaching faster, higher and more sophisticated aerial and ballistic threats, possibly even low-earth-orbit targets.

S-400: India’s Shield In The Sky

India procured the S-400 in 2018 to secure its airspace against aircraft, cruise missiles and select ballistic threats. This mobile and layered system relies on a mix of interceptors to create a protective umbrella over high-value areas.

“The S-400 provides a very strong regional air-defence capabilit

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