Lockheed P-38 Lightning vs Supermarine Spitfire

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Comparing the Lockheed P-38 Lightning vs the Supermarine Spitfire? Start with the quick spec breakdown below, then dive into the story for the bigger picture.

Lockheed P-38 Lightning
Military Propellor Planes
Lockheed P-38 Lightning
ICAO: P38 Military: P-38L Visit aircraft page
Supermarine Spitfire
Military Propellor Planes
Supermarine Spitfire

General

Units
Lockheed P-38 Lightning
Manufacturer
Lockheed Martin
ICAO code
P38
Military code
P-38L
Produced
1941–1945
Price
$97,000 (1944)
Engine
2 × Allison V-1710-111/113
Engine type
Piston
Power
2 × 1,600 hp · 1,193 kW +118% (total)
Wing tips
No winglets
Seats
1
Crew
1
Supermarine Spitfire
Manufacturer
Supermarine
ICAO code
Military code
Produced
1938–1948
Price
$16,000 (1939)
Engine
1 × Rolls-Royce Merlin 45 V-12
Engine type
Piston
Power
1,470 hp · 1,096 kW -54% (total)
Wing tips
No winglets
Seats
1
Crew

Dimensions

Lockheed P-38 Lightning
Exterior length
37 ft 10 in 11.53 m 37 ft 10 in 11.53 m +26%
Tail height
12 ft 10 in 3.90 m 12 ft 10 in 3.90 m +12%
Fuselage diameter
Wing span
52 ft 0 in 15.85 m 52 ft 0 in 15.85 m +41%
Supermarine Spitfire
Exterior length
29 ft 11 in 9.12 m 29 ft 11 in 9.12 m -21%
Tail height
11 ft 5 in 3.48 m 11 ft 5 in 3.48 m -11%
Fuselage diameter
2 ft 11 in 0.90 m 2 ft 11 in 0.90 m
Wing span
36 ft 10 in 11.23 m 36 ft 10 in 11.23 m -29%

Weights

Lockheed P-38 Lightning
Empty weight
12,800 lb 5,806 kg 12,800 lb 5,806 kg
Max payload
4,000 lb 1,800 kg 4,000 lb 1,800 kg +263%
Fuel capacity
416 gal 1,575 L 416 gal 1,575 L +308%
Max takeoff weight
21,600 lb 9,800 kg 21,600 lb 9,800 kg +222%
Max landing weight
Supermarine Spitfire
Empty weight
Max payload
1,100 lb 500 kg 1,100 lb 500 kg -72%
Fuel capacity
102 gal 386 L 102 gal 386 L -75%
Max takeoff weight
6,700 lb 3,050 kg 6,700 lb 3,050 kg -69%
Max landing weight
6,600 lb 3,000 kg 6,600 lb 3,000 kg

Performance

Lockheed P-38 Lightning
Max cruise speed
360 kt · 414 mph 667 km/h 360 kt 414 mph 667 km/h +13%
Max speed
360 kt · 414 mph 667 km/h 360 kt 414 mph 667 km/h
Cruise speed
239 kt · 275 mph 443 km/h 239 kt 275 mph 443 km/h
Approach speed
96 kt · 110 mph 178 km/h 96 kt 110 mph 178 km/h +41%
Rate of climb
4,750 ft/min 24 m/s 4,750 ft/min 24 m/s +83%
Range
1,130 nm · 1,300 mi 2,090 km 1,130 nm 1,300 mi 2,090 km +18%
Service ceiling
44,000 ft 13,400 m 44,000 ft 13,400 m +19%
Takeoff distance
Landing distance
Supermarine Spitfire
Max cruise speed
320 kt · 368 mph 593 km/h 320 kt 368 mph 593 km/h -11%
Max speed
Cruise speed
Approach speed
68 kt · 78 mph 126 km/h 68 kt 78 mph 126 km/h -29%
Rate of climb
2,600 ft/min 13 m/s 2,600 ft/min 13 m/s -45%
Range
960 nm · 1,100 mi 1,780 km 960 nm 1,100 mi 1,780 km -15%
Service ceiling
37,000 ft 11,300 m 37,000 ft 11,300 m -16%
Takeoff distance
1,000 ft 310 m 1,000 ft 310 m
Landing distance
790 ft 240 m 790 ft 240 m

Table of Contents

The P-38 Lightning and the Spitfire are two of the most legendary fighter aircraft in history. They have unique strengths and weaknesses; both were used extensively during World War II. I have often been asked which one is better, and my answer is always the same.

About the P-38 Lightning

The P-38 was first flown on January 27, 1939, and soon gained a reputation for its speed and agility. It is most well known for its role in the Pacific theater during World War II, where it was used as a fighter escort and a long-range bomber.

Its unique design also allowed it to excel in photographic reconnaissance missions.

The P-38 could fly higher and faster than any other American fighter plane at the time, with a maximum altitude of 44,000 feet and a top speed of over 400 mph. Its impressive performance made it the only Allied fighter used continuously throughout the war – from Pearl Harbor to victory in Europe.

Lockheed produced nearly 10,000 P-38s, with popular nicknames such as “Lightning” and “Fork-Tailed Devil.” Several examples of this iconic aircraft can still be found flying today as a testament to its enduring legacy.

Why was the P-38 Lightning developed and built?

The P-38 was developed to meet specific requirements by the USAAC, including a top speed of 360 mph at 20,000 feet, a climb to 20,000 feet in 6.5 minutes, and a range of 1,220 miles.

It was also required to be able to carry 1,000 pounds of bombs and be armed with a heavy caliber machine gun in the nose and light machine guns on the wings. The P-38 met these demands with its unique twin-engine design and an impressive array of armaments, including four .50 caliber machine guns and one 20 mm cannon.

This made it one of the most versatile fighter planes in World War II, capable of performing high-altitude interception missions and ground attack and reconnaissance roles. Its superior flight performance also earned it fame as a prosperous long-range escort for bomber groups during the war.

What purpose did the P-38 Lightning serve?

It served as an escort for bombers and a long-range fighter and was used extensively in the Pacific Theater of World War II. It was also used for photographic reconnaissance missions.

About the Supermarine Spitfire

The Supermarine Spitfire was a British single-seat fighter aircraft during World War Two. It first flew in 1936 and entered service with the Royal Air Force in 1938. Despite initial production troubles, it quickly proved to be a deadly and versatile fighter, able to engage enemy aircraft and conduct ground attacks.

The Spitfire played a crucial role in repelling Luftwaffe air raids during the Battle of Britain, with many pilots attributing their survival to its agility and firepower.

In total, 20,341 Spitfires were built for the RAF and other Allied forces, making it the most widely produced British combat aircraft ever.

Also Read: Supermarine Spitfire

Why was the Supermarine Spitfire developed and built?

The Spitfire’s development can be traced back to a 1934 Air Ministry specification. This specification called for a high-performance fighter with an armament of eight wing-mounted machine guns. The Supermarine company, led by chief designer RJ Mitchell, designed its design in response to the specification.

Spitfire’s design had several advantages that set it apart from other competing designs at the time. One such advantage was its sleek, aerodynamic shape, allowing for improved speed and maneuverability. It also featured retractable landing gear and an enclosed cockpit, both innovations at the time.

Despite initial skepticism and delays in production, the Spitfire proved its worth during WWII as one of the top Allied fighters. Its iconic shape and performance continue to capture the imaginations of aviation enthusiasts worldwide.

What purpose did/does Spitfire serve?

The Spitfire, a British fighter plane primarily used during World War II, served several essential purposes.

Firstly, it was responsible for defending British airspace against enemy attacks.

It played a pivotal role in the Battle of Britain and successfully defended the country against German air assault.

It was also used for reconnaissance missions and dogfights with enemy planes.

In addition to its military uses, Spitfire also broke several speed records and aided in developing future aircraft designs.

How are the P-38 and Spitfire Different?

The P-38 had a unique design with twin engines mounted on either side of the fuselage, while the Spitfire was a single-engine aircraft. The P-38 also had longer-range capabilities, allowing it to escort bombers on long-distance missions.

How are the P-38 and Spitfire similar?

The P-38 Lightning and the Spitfire were renowned fighter planes used by allied forces during World War II.

Both planes had a maximum speed of around 400 miles per hour and could reach altitudes of over 30,000 feet. In terms of armaments, both had machine guns and could carry bombs or missiles for aerial attacks.

What’s better about the P-38?

Several specs make the P-38 a better choice:

Design:

The P-38 Lightning was designed with twin engines mounted on either side of the fuselage, which were joined by a center section. This allowed for more aerodynamic stability as well as efficient fuel usage. The aircraft also featured a unique “twin-tail” configuration and was one of the first planes equipped with the tricycle landing gear.

Performance:

Both planes had a maximum speed of around 400 miles per hour and could climb to an altitude of over 30,000 feet. The P-38 had a range of 2,000 miles, while the P-51 could only travel 1,500 miles.

Armament:

The P-38 was armed with one 20 mm cannon and four .50 caliber machine guns, while the P-51 was equipped with six .50 caliber machine guns.

What’s better about the Spitfire?

The Spitfire is a British WWII fighter plane known for its unmatched speed and maneuverability. What made this well-loved aircraft so special?

Design:

The Spitfire’s design set it apart from other fighter planes of its time. Its sleek shape and powerful engine made it incredibly fast and agile, while its elliptical wings provided excellent control.

Avionics:

The Spitfire was also equipped with some of the best avionics of its time, including a Rolls Royce Merlin engine and high-quality elliptical wings.

Armament:

While other planes focused on heavy armaments, the Spitfire was designed with a minimalist approach – carrying only the essential weapons needed for battle.

Conclusion

So, which plane is better – the P-38 Lightning or the Spitfire? While both are excellent aircraft, Spitfire has a slight edge in design and performance. However, the P-38 is armed with more powerful weapons, so it depends on what you’re looking for in a fighter plane. Ultimately, both are incredible machines that played a vital role in WWII.

About the Author

Rocco

With a passion for aviation, as well as surfing and scanning the web, Rocco is in his element analyzing aircraft data and the differences and similarities between aircraft.