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Blue Ridge vs Ropucha

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Specifications
Blue Ridge Ropucha
Origin 🇺🇸 United States 🇷🇺 Ex-USSR
Category Amphibious vessel Amphibious vessel
Type Amphibious command and control ship Landing ship
Manufacturer Philadelphia Naval Shipyard Stocznia Północna Shipyard
Year introduced 1970 1974
Number built 2 units 28 units
Estimated unit price NA NA
Displacement 19,176 tons 4,080 tons
Maximum speed 23.0 knots 18.0 knots
Range 13,000 nm at 16 knots 6,100 nm at 15 knots
Length 193.0 m 112.5 m
Beam 33.0 m 15.0 m
Crew 598 98
Performance Radar Chart
Armament & Systems
Blue Ridge Ropucha
Armament
  • 2 × Phalanx CIWS
  • 2 × Mark 38 25 mm machine gun system
  • 2 × twin Mark 33 3"/50 caliber guns (removed)
  • 2 × Mark 25 launchers (removed)
  • 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 Two boilers, one geared turbine, one shaft; 22,000 hp (16,000 kW) 2 × 9,600 hp (7,200 kW) Zgoda-Sulzer 16ZVB40/48 diesel engines

Overview

The Blue Ridge and the Ropucha are both Amphibious vessel classes.

The Blue Ridge displaces 19,176 tons — 4.7x the Ropucha's 4,080 tons. The Blue Ridge reaches 23 knots vs 18 knots for the Ropucha. Operational range is 13,000 nautical miles for the Blue Ridge vs 6,100 for the Ropucha. The Blue Ridge carries a crew of 598 vs 98 for the Ropucha.

The Blue Ridge was produced in 2 units vs 28 for the Ropucha. The Blue Ridge was commissioned in 1970, 4 years before the Ropucha (1974).

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Frequently Asked Questions

Which has greater displacement, the Blue Ridge-class or Ropucha-class?
The Blue Ridge-class has greater displacement at 19,176 tons compared to the Ropucha-class's 4,080 tons.
Which is faster, the Blue Ridge-class or Ropucha-class?
The Blue Ridge-class is faster with a maximum speed of 23 knots compared to the Ropucha-class's 18 knots.
Which has longer range, the Blue Ridge-class or Ropucha-class?
The Blue Ridge-class has a longer range at 13,000 nautical miles compared to the Ropucha-class's 6,100 nautical miles.
Which is longer, the Blue Ridge-class or Ropucha-class?
The Blue Ridge-class is longer at 193.0 meters compared to the Ropucha-class's 112.5 meters.
How many crew members do the Blue Ridge-class and Ropucha-class have?
The Blue Ridge-class has a larger crew complement of 598 compared to the Ropucha-class's 98 crew members.
Which has been built in greater numbers, the Blue Ridge-class or Ropucha-class?
The Ropucha-class has been built in greater numbers with 28 vessels compared to 2 vessels of the Blue Ridge-class.