Polnocny vs Whidbey Island
Polnocny vs Whidbey Island at a glance — displacement 834 vs 16,100 tons, length 73 vs 186 m, speed 18 vs 20 knots, crew 41 vs 330.
Specifications
|
Polnocny |
Whidbey Island |
| Origin |
🇵🇱 Poland |
🇺🇸 United States |
| Category |
Amphibious vessel |
Amphibious vessel |
| Type |
Tank landing ship |
Dock landing ship |
| Manufacturer |
Stocznia Północna |
Lockheed Shipbuilding and Construction Company |
| Year introduced |
1967 |
1985 |
| Number built |
108 units |
8 units |
| Estimated unit price |
NA |
$250 million |
| Displacement |
834 tons |
16,100 tons |
| Maximum speed |
18.0 knots |
20.0 knots |
| Range |
1,000 nm at 18 knots |
8,000 nm at 18 knots |
| Length |
73.0 m |
186.0 m |
| Beam |
9.6 m |
26.0 m |
| Crew |
41 |
330 |
Armament & Systems
|
Polnocny |
Whidbey Island |
| Armament |
- Strela 2(SA-N-5) surface-to-air missile system (4 launchers)
- 30 mm AK-230 air defence gun (2 or 4 twin mounts)
- 140 mm Ogon 18-barreled rocket launcher(2)
|
- 2 × 25 mm Mk 38 cannons
- 2 × 20 mm Phalanx CIWS mounts
- 1 / 2 × Rolling Airframe Missile launchers
- 6 × .50 caliber M2HB machine guns
|
| Propulsion |
2 Soviet Kolomna 40-D two stroke diesels, 2 shafts, 4,400 bhp |
4 Colt Industries, 16-cylinder diesel engines, 2 shafts, 33,000 shp (25,000 kW) |
Detailed Comparison
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Which has greater displacement, the Polnocny-class or Whidbey Island-class?
The Whidbey Island-class has greater displacement at 16,100 tons compared to the Polnocny-class's 834 tons.
Which is faster, the Polnocny-class or Whidbey Island-class?
The Whidbey Island-class is faster with a maximum speed of 20 knots compared to the Polnocny-class's 18 knots.
Which has longer range, the Polnocny-class or Whidbey Island-class?
The Whidbey Island-class has a longer range at 8,000 nautical miles compared to the Polnocny-class's 1,000 nautical miles.
Which is longer, the Polnocny-class or Whidbey Island-class?
The Whidbey Island-class is longer at 186.0 meters compared to the Polnocny-class's 73.0 meters.
How many crew members do the Polnocny-class and Whidbey Island-class have?
The Whidbey Island-class has a larger crew complement of 330 compared to the Polnocny-class's 41 crew members.
Which has been built in greater numbers, the Polnocny-class or Whidbey Island-class?
The Polnocny-class has been built in greater numbers with 108 vessels compared to 8 vessels of the Whidbey Island-class.