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B-29 Superfortress vs B-57 Canberra

B-29 Superfortress vs B-57 Canberra at a glance — top speed 575 vs 960 km/h, range 5,230 vs 4,380 km, max takeoff weight 60,555 vs 24,365 kg, built 3,970 vs 403 units.

Boeing B-29 Superfortress bombers side profile drawing
🇺🇸 B-29 SuperfortressFull specs
Martin B-57 Canberra bombers side profile drawing
🇺🇸 B-57 CanberraFull specs
Specifications
B-29 Superfortress B-57 Canberra
Origin country 🇺🇸 United States 🇺🇸 United States
Category Bombers Bombers
Manufacturer Boeing Martin
First flight 21 September 1942 20 July 1953
Year introduced 1943 1954
Number produced 3970 units 403 units
Average unit price $640K --
Wing area 161.3 m² 89.0 m²
Wingspan 43.1 m 19.5 m
Height 8.5 m 4.5 m
Length 30.2 m 20.0 m
Maximum speed 575 km/h 960 km/h
Operational range 5,230 km 4,380 km
Service ceiling 9,710 m 13,745 m
Max. takeoff weight 60,555 kg 24,365 kg
Empty weight 33,793 kg 12,285 kg
Total thrust 4 x 1,640 kW 2 x 3,275 kgf
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the B-29 Superfortress or B-57 Canberra?
The B-57 Canberra is faster with a maximum speed of 960 km/h compared to the B-29 Superfortress's 575 km/h, a difference of 385 km/h.
Which has longer range, the B-29 Superfortress or B-57 Canberra?
The B-29 Superfortress has a longer range at 5,230 km compared to the B-57 Canberra's 4,380 km.
Which can fly higher, the B-29 Superfortress or B-57 Canberra?
The B-57 Canberra has a higher service ceiling at 13,745 meters (45,095 ft) compared to the B-29 Superfortress's 9,710 meters (31,856 ft).
Which is heavier, the B-29 Superfortress or B-57 Canberra?
The B-29 Superfortress has a higher maximum takeoff weight at 60,555 kg compared to the B-57 Canberra's 24,365 kg.
Which is larger, the B-29 Superfortress or B-57 Canberra?
The B-29 Superfortress is longer at 30.2 meters compared to the B-57 Canberra's 20.0 meters.
Which entered service first, the B-29 Superfortress or B-57 Canberra?
The B-29 Superfortress entered service first in 1943, 11 years before the B-57 Canberra which entered service in 1954.
Which has been built in greater numbers, the B-29 Superfortress or B-57 Canberra?
The B-29 Superfortress has been produced in greater numbers with 3,970 units compared to 403 units of the B-57 Canberra.