Bell 47 vs HH-52 Seaguard
Overview
The Bell 47 and the HH-52 Seaguard are both Military Helicopters, manufactured by Bell and Sikorsky respectively.
Top speed is 169 km/h for the Bell 47 vs 176 km/h for the HH-52 Seaguard. The Bell 47 has an operational range of 396 km vs 763 km for the HH-52 Seaguard. At 3,765 kg MTOW, the HH-52 Seaguard is 2.8x the Bell 47's 1,338 kg.
The Bell 47 has been produced in 5,600 units vs 175 for the HH-52 Seaguard. The Bell 47 first flew 12 years before the HH-52 Seaguard (1946 vs 1958).
| American single-rotor light helicopter, developed in the mid-1940s and utilized for a wide range of civilian and military applications including reconnaissance and medical evacuation. | |
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| Origin country | 🇺🇸 United States |
| Category | Military Helicopters |
| Manufacturer | Bell |
| First flight | 1 January 1946 |
| Year introduced | 1946 |
| Number produced | 5600 units |
| Average unit price | -- |
| American amphibious search and rescue helicopter, developed in the late 1950s and widely operated by the United States Coast Guard for air-sea rescue missions until the late 1980s. | |
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| Origin country | 🇺🇸 United States |
| Category | Military Helicopters |
| Manufacturer | Sikorsky |
| First flight | 14 May 1958 |
| Year introduced | 1963 |
| Number produced | 175 units |
| Average unit price | -- |
| Wing area | 100.8 m² ◉ |
| Wingspan | 11.3 m ◉ |
| Height | 2.8 m ◉ |
| Length | 9.6 m ◉ |
| Maximum speed | 169 km/h ◉ |
| Operational range | 396 km ◉ |
| Service ceiling | -- m |
| Max. takeoff weight | 1,338 kg ◉ |
| Empty weight | 859 kg ◉ |
| Total thrust | 1 x 210 kW ◉ |
| Wing area | 204.9 m² ◉ |
| Wingspan | 16.0 m ◉ |
| Height | 4.9 m ◉ |
| Length | 13.6 m ◉ |
| Maximum speed | 176 km/h ◉ |
| Operational range | 763 km ◉ |
| Service ceiling | 3,400 m |
| Max. takeoff weight | 3,765 kg ◉ |
| Empty weight | 2,306 kg ◉ |
| Total thrust | 1 x 540 kW ◉ |
Performance Radar Chart
Detailed Comparison
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Frequently Asked Questions
Which is faster, the Bell 47 or HH-52 Seaguard?
The HH-52 Seaguard is faster with a maximum speed of 176 km/h compared to the Bell 47's 169 km/h, a difference of 7 km/h.
Which has longer range, the Bell 47 or HH-52 Seaguard?
The HH-52 Seaguard has a longer range at 763 km compared to the Bell 47's 396 km.
Which can fly higher, the Bell 47 or HH-52 Seaguard?
The HH-52 Seaguard has a higher service ceiling at 3,400 meters (11,154 ft) compared to the Bell 47's 0 meters (0 ft).
Which is heavier, the Bell 47 or HH-52 Seaguard?
The HH-52 Seaguard has a higher maximum takeoff weight at 3,765 kg compared to the Bell 47's 1,338 kg.
Which is larger, the Bell 47 or HH-52 Seaguard?
The HH-52 Seaguard is longer at 13.6 meters compared to the Bell 47's 9.6 meters.
Which entered service first, the Bell 47 or HH-52 Seaguard?
The Bell 47 entered service first in 1946, 17 years before the HH-52 Seaguard which entered service in 1963.
Which has been built in greater numbers, the Bell 47 or HH-52 Seaguard?
The Bell 47 has been produced in greater numbers with 5,600 units compared to 175 units of the HH-52 Seaguard.