Ropucha vs San Antonio

The Ropucha and the San Antonio are both Amphibious vessel classes. The San Antonio displaces 25,300 tons — 6.2x the Ropucha's 4,080 tons. The Ropucha reaches 18 knots vs 22 knots for the San Antonio. Operational range is 6,100 nautical miles for the Ropucha vs 8,000 for the San Antonio. The Ropucha carries a crew of 98 vs 361 for the San Antonio. The Ropucha was produced in 28 units vs 13 for the San Antonio. The Ropucha was commissioned in 1974, 32 years before the San Antonio (2006).

Ex-USSR Ropucha-class landing ship, introduced in 1974, has a displacement of 4,080 tons.
Origin 🇨🇳 Ex-USSR
Category Amphibious vessel
Type Landing ship
Manufacturer Stocznia Północna Shipyard
Year introduced 1974
Number built 28 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 4,080 tons
Maximum speed 18.0 knots
Range 6,100 nm at 15 knots
Length 112.5 m
Beam 15.0 m
Crew 98
Propulsion 2 × 9,600 hp (7,200 kW) Zgoda-Sulzer 16ZVB40/48 diesel engines
Armament
  • 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)
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
  • 2 x Bushmaster II close-in-guns
  • 2 x RIM-116 Rolling Airframe Missile launchers
  • 2 x 8 cell Mark 41 Vertical Launching System (not fitted)
  • Several twin M2 Browning machine gun turrets

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Ropucha-class or San Antonio-class?
The San Antonio-class has greater displacement at 25,300 tons compared to the Ropucha-class's 4,080 tons.
Which is faster, the Ropucha-class or San Antonio-class?
The San Antonio-class is faster with a maximum speed of 22 knots compared to the Ropucha-class's 18 knots.
Which has longer range, the Ropucha-class or San Antonio-class?
The San Antonio-class has a longer range at 8,000 nautical miles compared to the Ropucha-class's 6,100 nautical miles.
Which is longer, the Ropucha-class or San Antonio-class?
The San Antonio-class is longer at 208.0 meters compared to the Ropucha-class's 112.5 meters.
How many crew members do the Ropucha-class and San Antonio-class have?
The San Antonio-class has a larger crew complement of 361 compared to the Ropucha-class's 98 crew members.
Which has been built in greater numbers, the Ropucha-class or San Antonio-class?
The Ropucha-class has been built in greater numbers with 28 vessels compared to 13 vessels of the San Antonio-class.