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X-31 EFM Vector vs Yak-36 Freehand

X-31 EFM Vector vs Yak-36 Freehand at a glance — top speed 1,448 vs 900 km/h, max takeoff weight 7,303 vs 8,900 kg, built 2 vs 4 units.

Rockwell-MBB X-31 EFM Vector military special mission aircraft side profile drawing
🇩🇪🇺🇸 X-31 EFM VectorFull specs
Yakovlev Yak-36 Freehand combat aircraft side profile drawing
🇷🇺 Yak-36 FreehandFull specs
Specifications
X-31 EFM Vector Yak-36 Freehand
Origin country 🇩🇪 Germany🇺🇸 United States 🇷🇺 Ex-USSR
Category Military Special Mission Aircraft Combat Aircraft
Manufacturer Rockwell-MBB Yakovlev
First flight 11 October 1990 9 January 1963
Year introduced -- --
Number produced 2 units 4 units
Average unit price -- $2 million
Wing area 21.0 m² 17.0 m²
Wingspan 7.3 m 10.0 m
Height 4.4 m 4.5 m
Length 13.2 m 17.0 m
Maximum speed 1448 km/h 900 km/h
Operational range -- km 370 km
Service ceiling 12,192 m 12,000 m
Max. takeoff weight 7,303 kg 8,900 kg
Empty weight 5,175 kg 5,300 kg
Total thrust 1 x 7,257 kgf 2 x 5,303 kgf
Performance Radar Chart
Explore further
Yak-36 Freehand side profile drawing Yak-36 Freehand Specs, operators & history →
Former operators · 4 built
  • Ex-USSR
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Frequently Asked Questions

Which is faster, the X-31 EFM Vector or Yak-36 Freehand?
The X-31 EFM Vector is faster with a maximum speed of 1,448 km/h compared to the Yak-36 Freehand's 900 km/h, a difference of 548 km/h.
Which can fly higher, the X-31 EFM Vector or Yak-36 Freehand?
The X-31 EFM Vector has a higher service ceiling at 12,192 meters (40,000 ft) compared to the Yak-36 Freehand's 12,000 meters (39,370 ft).
Which is heavier, the X-31 EFM Vector or Yak-36 Freehand?
The Yak-36 Freehand has a higher maximum takeoff weight at 8,900 kg compared to the X-31 EFM Vector's 7,303 kg.
Which is larger, the X-31 EFM Vector or Yak-36 Freehand?
The Yak-36 Freehand is longer at 17.0 meters compared to the X-31 EFM Vector's 13.2 meters.
Which has been built in greater numbers, the X-31 EFM Vector or Yak-36 Freehand?
The Yak-36 Freehand has been produced in greater numbers with 4 units compared to 2 units of the X-31 EFM Vector.