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Wasp vs Ropucha

Overview

The Wasp and the Ropucha are both Amphibious vessel classes.

The Wasp displaces 41,150 tons β€” 10:1 the Ropucha's 4,080 tons. The Wasp reaches 22 knots vs 18 knots for the Ropucha. Operational range is 9,500 nautical miles for the Wasp vs 6,100 for the Ropucha. The Wasp carries a crew of 1,070 vs 98 for the Ropucha.

The Wasp was produced in 8 units vs 28 for the Ropucha. The Wasp was commissioned in 1989, 15 years after the Ropucha (1974).

American amphibious assault ship, 41,150 tons displacement, built by Ingalls Shipbuilding.
Origin πŸ‡ΊπŸ‡Έ United States
Category Amphibious vessel
Type Amphibious assault ship
Manufacturer Ingalls Shipbuilding
Year introduced 1989
Number built 8 units
Estimated unit price $2,280 million
Ex-USSR Ropucha-class landing ship, introduced in 1974, has a displacement of 4,080 tons.
Origin πŸ‡·πŸ‡Ί Ex-USSR
Category Amphibious vessel
Type Landing ship
Manufacturer Stocznia PΓ³Ε‚nocna Shipyard
Year introduced 1974
Number built 28 units
Estimated unit price NA
Displacement 41,150 tons β—‰
Maximum speed 22.0 knots β—‰
Range 9,500 nm at 18 knots β—‰
Length 257.0 m β—‰
Beam 31.8 m β—‰
Crew 1,070 β—‰
Propulsion Two geared steam turbines, two shafts, 70,000 shp (52,000 kW); Two General Electric LM2500 geared gas turbines, two shafts (USS Makin Island)
Armament
  • 2 Γ— RIM-116 Rolling Airframe Missile launchers
  • 2 Γ— RIM-7 Sea Sparrow missile launchers
  • 3 Γ— 20 mm Phalanx CIWS systems
  • 4 Γ— 25 mm Mk 38 Machine Gun Systems
  • 4 Γ— .50 BMG machine guns
Displacement 4,080 tons β—‰
Maximum speed 18.0 knots β—‰
Range 6,100 nm at 15 knots β—‰
Length 112.5 m β—‰
Beam 15.0 m β—‰
Crew 98 β—‰
Propulsion 2 Γ— 9,600 hp (7,200 kW) Zgoda-Sulzer 16ZVB40/48 diesel engines
Armament
  • 2 Γ— 57 mm AK-725 double guns (Ropucha I)
  • 1 Γ— 76 mm AK-176 (Ropucha II)
  • 2 Γ— 30 122 mm rocket launcher A-215 Grad-M
  • Strela 2 (SA-N-5) surface-to-air missile system (4 launchers)
  • 2 Γ— 30 mm AK-630 six-barreled gatling guns (Ropucha II)

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Wasp-class or Ropucha-class?
The Wasp-class has greater displacement at 41,150 tons compared to the Ropucha-class's 4,080 tons.
Which is faster, the Wasp-class or Ropucha-class?
The Wasp-class is faster with a maximum speed of 22 knots compared to the Ropucha-class's 18 knots.
Which has longer range, the Wasp-class or Ropucha-class?
The Wasp-class has a longer range at 9,500 nautical miles compared to the Ropucha-class's 6,100 nautical miles.
Which is longer, the Wasp-class or Ropucha-class?
The Wasp-class is longer at 257.0 meters compared to the Ropucha-class's 112.5 meters.
How many crew members do the Wasp-class and Ropucha-class have?
The Wasp-class has a larger crew complement of 1,070 compared to the Ropucha-class's 98 crew members.
Which has been built in greater numbers, the Wasp-class or Ropucha-class?
The Ropucha-class has been built in greater numbers with 28 vessels compared to 8 vessels of the Wasp-class.