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E-2 Hawkeye vs P-2 Neptune

E-2 Hawkeye vs P-2 Neptune at a glance — top speed 648 vs 584 km/h, range 2,708 vs 3,471 km, max takeoff weight 57,500 vs 36,240 kg, built 313 vs 1,177 units.

Grumman E-2 Hawkeye military special mission aircraft side profile drawing
🇺🇸 E-2 Hawkeye
Lockheed P-2 Neptune military special mission aircraft side profile drawing
🇺🇸 P-2 Neptune
Specifications
E-2 Hawkeye P-2 Neptune
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Special Mission Aircraft Military Special Mission Aircraft
Manufacturer Grumman Lockheed
First flight 21 October 1960 17 May 1945
Year introduced 1964 1947
Number produced 313 units 1177 units
Average unit price $232 million --
Wing area 65.0 m² 92.9 m²
Wingspan 24.6 m 31.7 m
Height 5.6 m 8.9 m
Length 17.6 m 27.9 m
Maximum speed 648 km/h 584 km/h
Operational range 2,708 km 3,471 km
Service ceiling 10,577 m 6,828 m
Max. takeoff weight 57,500 kg 36,240 kg
Empty weight 19,536 kg 22,650 kg
Total thrust 2 x 3,803 kW 2 x 2,759 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the E-2 Hawkeye or P-2 Neptune?
The E-2 Hawkeye is faster with a maximum speed of 648 km/h compared to the P-2 Neptune's 584 km/h, a difference of 64 km/h.
Which has longer range, the E-2 Hawkeye or P-2 Neptune?
The P-2 Neptune has a longer range at 3,471 km compared to the E-2 Hawkeye's 2,708 km.
Which can fly higher, the E-2 Hawkeye or P-2 Neptune?
The E-2 Hawkeye has a higher service ceiling at 10,577 meters (34,701 ft) compared to the P-2 Neptune's 6,828 meters (22,401 ft).
Which is heavier, the E-2 Hawkeye or P-2 Neptune?
The E-2 Hawkeye has a higher maximum takeoff weight at 57,500 kg compared to the P-2 Neptune's 36,240 kg.
Which is larger, the E-2 Hawkeye or P-2 Neptune?
The P-2 Neptune is longer at 27.9 meters compared to the E-2 Hawkeye's 17.6 meters.
Which entered service first, the E-2 Hawkeye or P-2 Neptune?
The P-2 Neptune entered service first in 1947, 17 years before the E-2 Hawkeye which entered service in 1964.
Which has been built in greater numbers, the E-2 Hawkeye or P-2 Neptune?
The P-2 Neptune has been produced in greater numbers with 1,177 units compared to 313 units of the E-2 Hawkeye.