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B-29 Superfortress vs B-45 Tornado

B-29 Superfortress vs B-45 Tornado at a glance — top speed 575 vs 911 km/h, range 5,230 vs 1,918 km, max takeoff weight 60,555 vs 41,628 kg, built 3,970 vs 142 units.

Boeing B-29 Superfortress bombers side profile drawing
🇺🇸 B-29 SuperfortressFull specs
North American B-45 Tornado bombers side profile drawing
🇺🇸 B-45 TornadoFull specs
Specifications
B-29 Superfortress B-45 Tornado
Origin country 🇺🇸 United States 🇺🇸 United States
Category Bombers Bombers
Manufacturer Boeing North American
First flight 21 September 1942 17 March 1947
Year introduced 1943 1948
Number produced 3970 units 142 units
Average unit price $640K --
Wing area 161.3 m² 109.2 m²
Wingspan 43.1 m 27.1 m
Height 8.5 m 7.7 m
Length 30.2 m 23.0 m
Maximum speed 575 km/h 911 km/h
Operational range 5,230 km 1,918 km
Service ceiling 9,710 m 14,000 m
Max. takeoff weight 60,555 kg 41,628 kg
Empty weight 33,793 kg 20,726 kg
Total thrust 4 x 1,640 kW 4 x 2,359 kgf
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the B-29 Superfortress or B-45 Tornado?
The B-45 Tornado is faster with a maximum speed of 911 km/h compared to the B-29 Superfortress's 575 km/h, a difference of 336 km/h.
Which has longer range, the B-29 Superfortress or B-45 Tornado?
The B-29 Superfortress has a longer range at 5,230 km compared to the B-45 Tornado's 1,918 km.
Which can fly higher, the B-29 Superfortress or B-45 Tornado?
The B-45 Tornado has a higher service ceiling at 14,000 meters (45,931 ft) compared to the B-29 Superfortress's 9,710 meters (31,856 ft).
Which is heavier, the B-29 Superfortress or B-45 Tornado?
The B-29 Superfortress has a higher maximum takeoff weight at 60,555 kg compared to the B-45 Tornado's 41,628 kg.
Which is larger, the B-29 Superfortress or B-45 Tornado?
The B-29 Superfortress is longer at 30.2 meters compared to the B-45 Tornado's 23.0 meters.
Which entered service first, the B-29 Superfortress or B-45 Tornado?
The B-29 Superfortress entered service first in 1943, 5 years before the B-45 Tornado which entered service in 1948.
Which has been built in greater numbers, the B-29 Superfortress or B-45 Tornado?
The B-29 Superfortress has been produced in greater numbers with 3,970 units compared to 142 units of the B-45 Tornado.