Polnocny vs Ropucha
Polnocny vs Ropucha at a glance — displacement 834 vs 4,080 tons, length 73 vs 112 m, speed 18 vs 18 knots, crew 41 vs 98.
Specifications
|
Polnocny |
Ropucha |
| Origin |
🇵🇱 Poland |
🇷🇺 Ex-USSR |
| Category |
Amphibious vessel |
Amphibious vessel |
| Type |
Tank landing ship |
Landing ship |
| Manufacturer |
Stocznia Północna |
Stocznia Północna Shipyard |
| Year introduced |
1967 |
1974 |
| Number built |
108 units |
28 units |
| Estimated unit price |
NA |
NA |
| Displacement |
834 tons |
4,080 tons |
| Maximum speed |
18.0 knots |
18.0 knots |
| Range |
1,000 nm at 18 knots |
6,100 nm at 15 knots |
| Length |
73.0 m |
112.5 m |
| Beam |
9.6 m |
15.0 m |
| Crew |
41 |
98 |
Armament & Systems
|
Polnocny |
Ropucha |
| 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 × 57 mm AK-725 double guns (Ropucha I)
- 1 × 76 mm AK-176 (Ropucha II)
- 2 × 30 122 mm rocket launcher A-215 Grad-M
- Strela 2 (SA-N-5) surface-to-air missile system (4 launchers)
- 2 × 30 mm AK-630 six-barreled gatling guns (Ropucha II)
|
| Propulsion |
2 Soviet Kolomna 40-D two stroke diesels, 2 shafts, 4,400 bhp |
2 × 9,600 hp (7,200 kW) Zgoda-Sulzer 16ZVB40/48 diesel engines |
Detailed Comparison
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Which has greater displacement, the Polnocny-class or Ropucha-class?
The Ropucha-class has greater displacement at 4,080 tons compared to the Polnocny-class's 834 tons.
Which is faster, the Polnocny-class or Ropucha-class?
The Ropucha-class is faster with a maximum speed of 18 knots compared to the Polnocny-class's 18 knots.
Which has longer range, the Polnocny-class or Ropucha-class?
The Ropucha-class has a longer range at 6,100 nautical miles compared to the Polnocny-class's 1,000 nautical miles.
Which is longer, the Polnocny-class or Ropucha-class?
The Ropucha-class is longer at 112.5 meters compared to the Polnocny-class's 73.0 meters.
How many crew members do the Polnocny-class and Ropucha-class have?
The Ropucha-class has a larger crew complement of 98 compared to the Polnocny-class's 41 crew members.
Which has been built in greater numbers, the Polnocny-class or Ropucha-class?
The Polnocny-class has been built in greater numbers with 108 vessels compared to 28 vessels of the Ropucha-class.