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B-21 Raider vs M-4 Bison

B-21 Raider vs M-4 Bison at a glance — top speed 1,050 vs 947 km/h, range 9,600 vs 5,600 km, max takeoff weight 81,647 vs 181,500 kg, built 3 vs 123 units.

Northrop Grumman B-21 Raider bombers side profile drawing
🇺🇸 B-21 Raider
Myasishchev M-4 Bison bombers side profile drawing
🇷🇺 M-4 Bison
Specifications
B-21 Raider M-4 Bison
Origin country 🇺🇸 United States 🇷🇺 Ex-USSR
Category Bombers Bombers
Manufacturer Northrop Grumman Myasishchev
First flight 10 November 2023 20 January 1953
Year introduced 2027 1953
Number produced 3 units 123 units
Average unit price $700 million $8 million
Wing area -- m² 326.4 m²
Wingspan 40.0 m 50.5 m
Height -- m 14.1 m
Length 16.0 m 47.2 m
Maximum speed 1050 km/h 947 km/h
Operational range 9,600 km 5,600 km
Service ceiling 15,000 m 11,000 m
Max. takeoff weight 81,647 kg 181,500 kg
Empty weight 31,751 kg 79,700 kg
Total thrust 2 x 12,240 kgf 4 x 9,525 kgf
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the B-21 Raider or M-4 Bison?
The B-21 Raider is faster with a maximum speed of 1,050 km/h compared to the M-4 Bison's 947 km/h, a difference of 103 km/h.
Which has longer range, the B-21 Raider or M-4 Bison?
The B-21 Raider has a longer range at 9,600 km compared to the M-4 Bison's 5,600 km.
Which can fly higher, the B-21 Raider or M-4 Bison?
The B-21 Raider has a higher service ceiling at 15,000 meters (49,212 ft) compared to the M-4 Bison's 11,000 meters (36,089 ft).
Which is heavier, the B-21 Raider or M-4 Bison?
The M-4 Bison has a higher maximum takeoff weight at 181,500 kg compared to the B-21 Raider's 81,647 kg.
Which is larger, the B-21 Raider or M-4 Bison?
The M-4 Bison is longer at 47.2 meters compared to the B-21 Raider's 16.0 meters.
Which is more expensive, the B-21 Raider or M-4 Bison?
The B-21 Raider is more expensive at approximately $700 million per unit compared to the M-4 Bison at $8.0 million.
Which entered service first, the B-21 Raider or M-4 Bison?
The M-4 Bison entered service first in 1953, 74 years before the B-21 Raider which entered service in 2027.
Which has been built in greater numbers, the B-21 Raider or M-4 Bison?
The M-4 Bison has been produced in greater numbers with 123 units compared to 3 units of the B-21 Raider.