Boeing F-15EX Eagle II vs Mikoyan (MiG) MiG-31
Full specs: Boeing F-15EX Eagle II Mikoyan (MiG) MiG-31
Boeing F-15EX Eagle II and Mikoyan (MiG) MiG-31 are both fighter aircraft, compared here on public specifications. The Boeing F-15EX Eagle II leads on weapons payload (13,380 vs 9,000 kg). 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
| Performance | ||
| Max speed (km/h) | 2,660 km/h | 3,000 km/h ✓ |
| Max speed (Mach) (Mach) | 2.5 Mach | 2.83 Mach ✓ |
| Range (km) | 3,900 km ✓ | 3,000 km |
| Combat radius (km) | 1,200 km ✓ | 720 km |
| Service ceiling (m) | 19,200 m | 20,600 m ✓ |
| Rate of climb (m/s) | 254 m/s | N/A |
| Thrust-to-weight | 1.06 ✓ | 0.85 |
| Firepower | ||
| Hardpoints | 12 ✓ | 6 |
| Weapons payload (kg) | 13,380 kg ✓ | 9,000 kg |
| Physical | ||
| Length (m) | 19.43 m | 22.69 m |
| Empty weight (kg) | 14,300 kg | 21,820 kg |
| Combat weight (kg) | 36,700 kg | 41,000 kg |
| Crew | 2 | 2 |
| Propulsion | ||
| Thrust (kN) | 129 kN | 152 kN ✓ |
| Program | ||
| Unit cost (USD) | $90,000,000 | N/A |
| Units built | 30 | 519 ✓ |
| Operator countries | 1 | 2 ✓ |
Frequently asked questions
Which is faster, Boeing F-15EX Eagle 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 Boeing F-15EX Eagle II has the longest range at 3,900 km.
Which carries the larger weapons payload? +
The Boeing F-15EX Eagle II carries the largest weapons payload at 13,380 kg.
Which is cheaper? +
The Boeing F-15EX Eagle II has the lower public unit-cost figure at 90,000,000 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 Boeing F-15EX Eagle II has the higher combat radius at 1,200 km.
Is the Boeing F-15EX Eagle II better than the Mikoyan (MiG) MiG-31? +
On the public specs we track, the Boeing F-15EX Eagle II 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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