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SH-3 Sea King vs Wessex

SH-3 Sea King vs Wessex at a glance — top speed 267 vs 212 km/h, range 1,005 vs 500 km, max takeoff weight 10,002 vs 6,123 kg, built 1,300 vs 382 units.

Sikorsky SH-3 Sea King military helicopters side profile drawing
🇺🇸 SH-3 Sea King
Westland Wessex military helicopters side profile drawing
🇬🇧 Wessex
Specifications
SH-3 Sea King Wessex
Origin country 🇺🇸 United States 🇬🇧 United Kingdom
Category Military Helicopters Military Helicopters
Manufacturer Sikorsky Westland
First flight 11 March 1959 20 June 1958
Year introduced 1961 1961
Number produced 1300 units 382 units
Average unit price $25 million --
Wing area -- m² 228.8 m²
Wingspan 19.0 m 17.1 m
Height 5.1 m 4.8 m
Length 16.7 m 20.1 m
Maximum speed 267 km/h 212 km/h
Operational range 1,005 km 500 km
Service ceiling 4,481 m 3,700 m
Max. takeoff weight 10,002 kg 6,123 kg
Empty weight 5,382 kg 3,783 kg
Total thrust 2 x 1,044 kW 2 x 1,010 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the SH-3 Sea King or Wessex?
The SH-3 Sea King is faster with a maximum speed of 267 km/h compared to the Wessex's 212 km/h, a difference of 55 km/h.
Which has longer range, the SH-3 Sea King or Wessex?
The SH-3 Sea King has a longer range at 1,005 km compared to the Wessex's 500 km.
Which can fly higher, the SH-3 Sea King or Wessex?
The SH-3 Sea King has a higher service ceiling at 4,481 meters (14,701 ft) compared to the Wessex's 3,700 meters (12,139 ft).
Which is heavier, the SH-3 Sea King or Wessex?
The SH-3 Sea King has a higher maximum takeoff weight at 10,002 kg compared to the Wessex's 6,123 kg.
Which is larger, the SH-3 Sea King or Wessex?
The Wessex is longer at 20.1 meters compared to the SH-3 Sea King's 16.7 meters.
Which entered service first, the SH-3 Sea King or Wessex?
The Wessex entered service first in 1961, 0 years before the SH-3 Sea King which entered service in 1961.
Which has been built in greater numbers, the SH-3 Sea King or Wessex?
The SH-3 Sea King has been produced in greater numbers with 1,300 units compared to 382 units of the Wessex.