Polnocny vs San Antonio
The Polnocny and the San Antonio are both Amphibious vessel classes. The San Antonio displaces 25,300 tons — 30:1 the Polnocny's 834 tons. The Polnocny reaches 18 knots vs 22 knots for the San Antonio. Operational range is 1,000 nautical miles for the Polnocny vs 8,000 for the San Antonio. The Polnocny carries a crew of 41 vs 361 for the San Antonio. The Polnocny was produced in 108 units vs 13 for the San Antonio. The Polnocny was commissioned in 1967, 39 years before the San Antonio (2006).
| Polish landing ship, tank, introduced in 1967, has a displacement of 834 tons. | |
| Origin | 🇵🇱 Poland |
| Category | Amphibious vessel |
| Type | Landing ship, tank |
| Manufacturer | Stocznia Północna |
| Year introduced | 1967 |
| Number built | 108 units |
| Estimated unit price | NA |
| United States amphibious transport dock, 25,300 tons displacement, introduced in 2006. | |
| Origin | 🇺🇸 United States |
| Category | Amphibious vessel |
| Type | Amphibious transport dock |
| Manufacturer | Avondale Shipyard |
| Year introduced | 2006 |
| Number built | 13 units |
| Estimated unit price | $1,602 million |
| Displacement | 834 tons ◉ |
| Maximum speed | 18.0 knots ◉ |
| Range | 1,000 nm at 18 knots ◉ |
| Length | 73.0 m ◉ |
| Beam | 9.6 m ◉ |
| Crew | 41 ◉ |
| Propulsion | 2 Soviet Kolomna 40-D two stroke diesels, 2 shafts, 4,400 bhp |
| Armament |
|
| Displacement | 25,300 tons ◉ |
| Maximum speed | 22.0 knots ◉ |
| Range | 8,000 nm at 18 knots ◉ |
| Length | 208.0 m ◉ |
| Beam | 32.0 m ◉ |
| Crew | 361 ◉ |
| Propulsion | Four sequentially turbocharged marine Colt-Pielstick diesel engines, two shafts, 41,600 shp |
| Armament |
|
Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Polnocny-class or San Antonio-class?
The San Antonio-class has greater displacement at 25,300 tons compared to the Polnocny-class's 834 tons.
Which is faster, the Polnocny-class or San Antonio-class?
The San Antonio-class is faster with a maximum speed of 22 knots compared to the Polnocny-class's 18 knots.
Which has longer range, the Polnocny-class or San Antonio-class?
The San Antonio-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 San Antonio-class?
The San Antonio-class is longer at 208.0 meters compared to the Polnocny-class's 73.0 meters.
How many crew members do the Polnocny-class and San Antonio-class have?
The San Antonio-class has a larger crew complement of 361 compared to the Polnocny-class's 41 crew members.
Which has been built in greater numbers, the Polnocny-class or San Antonio-class?
The Polnocny-class has been built in greater numbers with 108 vessels compared to 13 vessels of the San Antonio-class.