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P-2 Neptune vs S-2 Tracker

P-2 Neptune vs S-2 Tracker at a glance — top speed 584 vs 450 km/h, range 3,471 vs 2,172 km, max takeoff weight 36,240 vs 11,860 kg, built 1,177 vs 1,284 units.

Lockheed P-2 Neptune military special mission aircraft side profile drawing
🇺🇸 P-2 Neptune
Grumman S-2 Tracker military special mission aircraft side profile drawing
🇺🇸 S-2 Tracker
Specifications
P-2 Neptune S-2 Tracker
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Special Mission Aircraft Military Special Mission Aircraft
Manufacturer Lockheed Grumman
First flight 17 May 1945 4 November 1952
Year introduced 1947 1954
Number produced 1177 units 1284 units
Average unit price -- --
Wing area 92.9 m² 45.0 m²
Wingspan 31.7 m 22.2 m
Height 8.9 m 5.4 m
Length 27.9 m 13.3 m
Maximum speed 584 km/h 450 km/h
Operational range 3,471 km 2,172 km
Service ceiling 6,828 m 6,706 m
Max. takeoff weight 36,240 kg 11,860 kg
Empty weight 22,650 kg 8,308 kg
Total thrust 2 x 2,759 kW 2 x 1,137 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the P-2 Neptune or S-2 Tracker?
The P-2 Neptune is faster with a maximum speed of 584 km/h compared to the S-2 Tracker's 450 km/h, a difference of 134 km/h.
Which has longer range, the P-2 Neptune or S-2 Tracker?
The P-2 Neptune has a longer range at 3,471 km compared to the S-2 Tracker's 2,172 km.
Which can fly higher, the P-2 Neptune or S-2 Tracker?
The P-2 Neptune has a higher service ceiling at 6,828 meters (22,401 ft) compared to the S-2 Tracker's 6,706 meters (22,001 ft).
Which is heavier, the P-2 Neptune or S-2 Tracker?
The P-2 Neptune has a higher maximum takeoff weight at 36,240 kg compared to the S-2 Tracker's 11,860 kg.
Which is larger, the P-2 Neptune or S-2 Tracker?
The P-2 Neptune is longer at 27.9 meters compared to the S-2 Tracker's 13.3 meters.
Which entered service first, the P-2 Neptune or S-2 Tracker?
The P-2 Neptune entered service first in 1947, 7 years before the S-2 Tracker which entered service in 1954.
Which has been built in greater numbers, the P-2 Neptune or S-2 Tracker?
The S-2 Tracker has been produced in greater numbers with 1,284 units compared to 1,177 units of the P-2 Neptune.