Boeing B-29 Superfortress vs Avro Lancaster Comparison

Aviation | Utilities | Side-by-Side Comparison

Direct side-by-side comparison of two aircraft.

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

ORIGIN
United States

ORIGIN
United Kingdom

YEAR
1943 [Diff.+1 yrs]

YEAR
1942 [Diff.-1 yrs]

CREW
10

CREW
7

PRODUCTION
3,970 units [Diff.-3,407]

PRODUCTION
7,377 units [Diff.+3,407]

Dimensions

LENGTH
99.0 ft (30.2 m) [Diff.+29.5 ft]

LENGTH
69.5 ft (21.2 m) [Diff.-29.5 ft]

WIDTH/SPAN
142.3 ft (43.4 m) [Diff.+40.3 ft]

WIDTH/SPAN
102.0 ft (31.1 m) [Diff.-40.3 ft]

HEIGHT
29.6 ft (9.0 m) [Diff.+9.5 ft]

HEIGHT
20.0 ft (6.1 m) [Diff.-9.5 ft]

Relative Size Comparison

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.

Boeing B-29A Superfortress

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]

M.T.O.W.
141,102 lb (64,003 kg) [Diff.+71,103 lb]

M.T.O.W.
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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