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HH-52 Seaguard vs SH-3 Sea King

HH-52 Seaguard vs SH-3 Sea King at a glance — top speed 176 vs 267 km/h, range 763 vs 1,005 km, max takeoff weight 3,765 vs 10,002 kg, built 175 vs 1,300 units.

Sikorsky HH-52 Seaguard military helicopters side profile drawing
🇺🇸 HH-52 Seaguard
Sikorsky SH-3 Sea King military helicopters side profile drawing
🇺🇸 SH-3 Sea King
Specifications
HH-52 Seaguard SH-3 Sea King
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Helicopters Military Helicopters
Manufacturer Sikorsky Sikorsky
First flight 14 May 1958 11 March 1959
Year introduced 1963 1961
Number produced 175 units 1300 units
Average unit price -- $25 million
Wing area 204.9 m² -- m²
Wingspan 16.0 m 19.0 m
Height 4.9 m 5.1 m
Length 13.6 m 16.7 m
Maximum speed 176 km/h 267 km/h
Operational range 763 km 1,005 km
Service ceiling 3,400 m 4,481 m
Max. takeoff weight 3,765 kg 10,002 kg
Empty weight 2,306 kg 5,382 kg
Total thrust 1 x 540 kW 2 x 1,044 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the HH-52 Seaguard or SH-3 Sea King?
The SH-3 Sea King is faster with a maximum speed of 267 km/h compared to the HH-52 Seaguard's 176 km/h, a difference of 91 km/h.
Which has longer range, the HH-52 Seaguard or SH-3 Sea King?
The SH-3 Sea King has a longer range at 1,005 km compared to the HH-52 Seaguard's 763 km.
Which can fly higher, the HH-52 Seaguard or SH-3 Sea King?
The SH-3 Sea King has a higher service ceiling at 4,481 meters (14,701 ft) compared to the HH-52 Seaguard's 3,400 meters (11,154 ft).
Which is heavier, the HH-52 Seaguard or SH-3 Sea King?
The SH-3 Sea King has a higher maximum takeoff weight at 10,002 kg compared to the HH-52 Seaguard's 3,765 kg.
Which is larger, the HH-52 Seaguard or SH-3 Sea King?
The SH-3 Sea King is longer at 16.7 meters compared to the HH-52 Seaguard's 13.6 meters.
Which entered service first, the HH-52 Seaguard or SH-3 Sea King?
The SH-3 Sea King entered service first in 1961, 2 years before the HH-52 Seaguard which entered service in 1963.
Which has been built in greater numbers, the HH-52 Seaguard or SH-3 Sea King?
The SH-3 Sea King has been produced in greater numbers with 1,300 units compared to 175 units of the HH-52 Seaguard.