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Comparison of Boeing B-29 Superfortress and Avro Lancaster


Direct side-by-side comparison of two aircraft.


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Your selected aircraft are compared in side-by-side arrangement below. You can always go back and Compare any two aircraft in our database.

Notes: Some entries contain '0', 'not available', or an 'NA' value. This is more common with conceptual, experimental, and x-plane designs. Rotary-wing system (i.e. helicopters) values include main rotor diameter as part of width/wingspan measurement. UAV entries may display crew values as '0', not taking into account ground-based controllers.

SUBJECTS
Boeing B-29A Superfortress
Strategic Long-Range, High-Altitude Heavy Bomber Aircraft
Avro Lancaster B.Mk I
Four-Engined Heavy Bomber / Reconnaissance Aircraft
BASICS
CREW
10
CREW
7
PRODUCTION
3,970 units [Diff.-3,407]
PRODUCTION
7,377 units [Diff.+3,407]
DIMENSIONS
LENGTH
99.02 ft (30.18 m) [Diff.+29.53 ft]
LENGTH
69.49 ft (21.18 m) [Diff.-29.53 ft]
WIDTH/SPAN
142.26 ft (43.36 m) [Diff.+40.26 ft]
WIDTH/SPAN
102.00 ft (31.09 m) [Diff.-40.26 ft]
HEIGHT
29.56 ft (9.01 m) [Diff.+9.55 ft]
HEIGHT
20.01 ft (6.10 m) [Diff.-9.55 ft]
SIZE COMPARISON
NOTES: Shapes below depict aircraft from wingtip-to-wingtip / nose-to-tail assuming aircraft are being viewed from overhead perspective (the nose pointing towards the top of the screen). Helicopter widths include main rotor diameter. If any dimensional values are "NA" in the database then the presented shapes may appear skewed.
Compare aircraft size graphic
Boeing B-29A Superfortress
Compare aircraft size graphic
Avro Lancaster B.Mk I
WEIGHTS
EMPTY WT
71,361 lb (32,369 kg) [Diff.+34,460 lb]
EMPTY WT
36,901 lb (16,738 kg) [Diff.-34,460 lb]
MTOW
141,102 lb (64,003 kg) [Diff.+71,103 lb]
MTOW
69,999 lb (31,751 kg) [Diff.-71,103 lb]
INSTALLED POWER
4 x Wright R-3350-23 Cyclone Eighteen air-cooled radial piston engines developing 2,200 horsepower each driving four-bladed propeller units.
4 x Rolls-Royce Merlin XX V12 water-cooled, inline piston engines developing 1,280 horsepower each driving three-bladed propeller units.
PERFORMANCE
SPEED
358 mph (576 kph) [Diff.+71 mph]
SPEED
287 mph (462 kph) [Diff.-71 mph]
RANGE
4,100 miles (6,598 km) [Diff.+1,571 miles]
RANGE
2,529 miles (4,070 km) [Diff.-1,571 miles]
CEILING
31,808 ft (9,695 m) [Diff.+7,300 feet]
CEILING
24,508 ft (7,470 m) [Diff.-7,300 feet]
ARMAMENT
STANDARD:
4 x 12.7mm Browning M2 machine guns in electrically-operated dorsal turret.
2 x 12.7mm Browning M2 machine guns in electrically-operated under-nose turret.
2 x 12.7mm Browning M2 machine guns electrically-operated dorsal turret at rear fuselage.
2 x 12.7mm Browning M2 machine guns electrically-operated turret under rear fuselage.
2 x 12.7mm Browning M2 machine guns in tail turret.
1 x 20mm M2 automatic cannon in tail turret.

OPTIONAL:
Up to 20,000lb of internal ordnance.
STANDARD:
2 x 0.303 caliber (7.7mm) Browning machine guns in nose turret.
2 x 0.303 caliber (7.7mm) Browning machine guns in dorsal turret.
4 x 0.303 caliber (7.7mm) Browning machine guns in tail turret.

OPTIONAL:
4,000lb to 22,000lb of internal ordnance (conventional drop bombs) or specialized mission equipment (22,000lb Grand Slam, 12,000lb "Tallboy" or 9,250lb "Upkeep" bombs).
GOING FURTHER
View Entry
(Boeing B-29 Superfortress)
View Entry
(Avro Lancaster)

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