
Mikoyan MiG-31BM Foxhound
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Overview
The MiG-31BM Foxhound represents Russia's premier long-range interceptor, designed to defend vast airspace against cruise missiles, bombers, and low-observable targets at extreme ranges. Based on the 1980s-era MiG-31, the BM variant incorporates comprehensive modernization including upgraded Zaslon-AM phased array radar, enhanced avionics, and compatibility with modern hypersonic weapons like the Kinzhal missile. Strategically, the MiG-31BM serves as the backbone of Russia's aerospace defense, particularly critical for monitoring the Arctic approaches and vast Siberian territories where ground-based radar coverage is sparse. Its ability to operate at Mach 2.83 and engage targets at 300km range while coordinating with other interceptors through datalink makes it uniquely suited for Russia's geographic challenges. The platform's design philosophy prioritizes raw performance over maneuverability - it's built to reach distant targets quickly rather than dogfight. Twin D30-F6 engines provide the power needed to sustain high-speed cruise, while the large airframe accommodates powerful radar and substantial fuel capacity for 1,500km combat radius operations. In the current threat environment, the MiG-31BM has gained renewed relevance as a hypersonic weapons carrier and counter-stealth platform. Its modernized radar can reportedly track F-22/F-35 class targets, while Kinzhal integration provides Russia with air-launched hypersonic strike capability against high-value targets including aircraft carriers and fixed installations.
Specifications
Armament
Primary long-range interceptor missile
Modern AMRAAM equivalent
Mach 10+ hypersonic strike weapon
260 rounds, 10,000 rpm
Combat History
First successful test of Kh-47M2 Kinzhal hypersonic missile from MiG-31BM
Demonstrated Russia's air-launched hypersonic capability
First combat use of Kinzhal missile against underground weapons storage in Deliatyn
First operational use of air-launched hypersonic weapon in combat
Multiple Kinzhal strikes against Ukrainian infrastructure and military targets
Operational validation of hypersonic strike capability
Known Vulnerabilities
Maneuverability
Large, heavy interceptor with limited dogfighting capability and high IR signature
Mitigation: Relies on long-range engagement and avoiding close combat
Electronic warfare
Older electronic systems vulnerable to modern jamming despite upgrades
Mitigation: BSM upgrade includes improved EW resistance
Logistics
Complex, maintenance-intensive platform with limited spare parts production
Mitigation: Import substitution program for critical components
Variants
| Variant | Designation | Years | Count | Status |
|---|---|---|---|---|
| MiG-31 | Original production | 1981-1994 | 280 | mostly retired |
| MiG-31B | Improved variant | 1990-1994 | 192 | active |
| MiG-31BM | Modernized variant | 2010-present | 110 | active |
| MiG-31BSM | Latest upgrade | 2020-present | 20 | building |
Watch Mikoyan MiG-31BM Foxhound in Action
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