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E-1 Tracer vs P-2 Neptune

E-1 Tracer vs P-2 Neptune at a glance — top speed 383 vs 584 km/h, range 1,666 vs 3,471 km, max takeoff weight 12,066 vs 36,240 kg, built 88 vs 1,177 units.

Grumman E-1 Tracer military special mission aircraft side profile drawing
🇺🇸 E-1 Tracer
Lockheed P-2 Neptune military special mission aircraft side profile drawing
🇺🇸 P-2 Neptune
Specifications
E-1 Tracer P-2 Neptune
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Special Mission Aircraft Military Special Mission Aircraft
Manufacturer Grumman Lockheed
First flight 17 December 1956 17 May 1945
Year introduced 1960 1947
Number produced 88 units 1177 units
Average unit price -- --
Wing area 47.0 m² 92.9 m²
Wingspan 22.1 m 31.7 m
Height 5.1 m 8.9 m
Length 13.8 m 27.9 m
Maximum speed 383 km/h 584 km/h
Operational range 1,666 km 3,471 km
Service ceiling 4,816 m 6,828 m
Max. takeoff weight 12,066 kg 36,240 kg
Empty weight 9,361 kg 22,650 kg
Total thrust 2 x 1,137 kW 2 x 2,759 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the E-1 Tracer or P-2 Neptune?
The P-2 Neptune is faster with a maximum speed of 584 km/h compared to the E-1 Tracer's 383 km/h, a difference of 201 km/h.
Which has longer range, the E-1 Tracer or P-2 Neptune?
The P-2 Neptune has a longer range at 3,471 km compared to the E-1 Tracer's 1,666 km.
Which can fly higher, the E-1 Tracer or P-2 Neptune?
The P-2 Neptune has a higher service ceiling at 6,828 meters (22,401 ft) compared to the E-1 Tracer's 4,816 meters (15,800 ft).
Which is heavier, the E-1 Tracer or P-2 Neptune?
The P-2 Neptune has a higher maximum takeoff weight at 36,240 kg compared to the E-1 Tracer's 12,066 kg.
Which is larger, the E-1 Tracer or P-2 Neptune?
The P-2 Neptune is longer at 27.9 meters compared to the E-1 Tracer's 13.8 meters.
Which entered service first, the E-1 Tracer or P-2 Neptune?
The P-2 Neptune entered service first in 1947, 13 years before the E-1 Tracer which entered service in 1960.
Which has been built in greater numbers, the E-1 Tracer or P-2 Neptune?
The P-2 Neptune has been produced in greater numbers with 1,177 units compared to 88 units of the E-1 Tracer.