WeaponSpecs

Lockheed Martin F-35A Lightning II vs Mikoyan (MiG) MiG-31

Full specs: Lockheed Martin F-35A Lightning II Mikoyan (MiG) MiG-31

Lockheed Martin F-35A Lightning II and Mikoyan (MiG) MiG-31 are both fighter aircraft, compared here on public specifications. The Mikoyan (MiG) MiG-31 leads on max speed (3,000 vs 1,960 km/h). Several Russia-origin figures here are manufacturer or state claims with limited independent verification, so treat this comparison as directional.

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Full data

Full spec sheet

Lockheed Martin F-35A Lightning II Wins 6/11
Mikoyan (MiG) MiG-31 Wins 5/11
Performance
Max speed (km/h) 1,960 km/h 3,000 km/h
Max speed (Mach) (Mach) 1.6 Mach 2.83 Mach
Range (km) 2,200 km 3,000 km
Combat radius (km) 1,240 km 720 km
Service ceiling (m) 15,240 m 20,600 m
Thrust-to-weight 0.87 0.85
Firepower
Hardpoints 10 6
Weapons payload (kg) 8,160 kg 9,000 kg
Physical
Length (m) 15.67 m 22.69 m
Empty weight (kg) 13,290 kg 21,820 kg
Combat weight (kg) 22,470 kg 41,000 kg
Crew 1 2
Propulsion
Thrust (kN) 191 kN 152 kN
Program
Unit cost (USD) $82,500,000 N/A
Units built 1,100 519
Operator countries 20 2

Frequently asked questions

Which is faster, Lockheed Martin F-35A Lightning II and Mikoyan (MiG) MiG-31? +

The Mikoyan (MiG) MiG-31 is the fastest of the 2 compared here, at 3,000 km/h.

Which has the longer range? +

The Mikoyan (MiG) MiG-31 has the longest range at 3,000 km.

Which carries the larger weapons payload? +

The Mikoyan (MiG) MiG-31 carries the largest weapons payload at 9,000 kg.

Which is cheaper? +

The Lockheed Martin F-35A Lightning II has the lower public unit-cost figure at 82,500,000 USD. Treat this as directional, defense pricing varies by contract and configuration.

Which has the higher max speed (mach)? +

The Mikoyan (MiG) MiG-31 has the higher max speed (mach) at 2.83 Mach.

Which has the higher combat radius? +

The Lockheed Martin F-35A Lightning II has the higher combat radius at 1,240 km.

Is the Lockheed Martin F-35A Lightning II better than the Mikoyan (MiG) MiG-31? +

On the public specs we track, the Mikoyan (MiG) MiG-31 leads on 4 of 6 headline metrics, see the full spec sheet for the metric-by-metric breakdown.

Where does this comparison data come from? +

Every figure in the table is sourced from public manufacturer pages, defense-ministry releases and reference publications, and is verifiable on each system's spec page. WeaponSpecs does not accept vendor placement.

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