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FF-1052 Knox vs Niterói

FF-1052 Knox vs Niterói at a glance — displacement 4,130 vs 3,355 tons, length 134 vs 129 m, speed 27 vs 30 knots, crew 257 vs 217.

Specifications
FF-1052 Knox Niterói
Origin 🇺🇸 United States 🇧🇷 Brazil
Category Frigate Frigate
Type Frigate Frigate
Manufacturer Todd Shipyard Vosper Thornycroft
Year introduced 1969 1976
Number built 46 units 7 units
Estimated unit price NA NA
Displacement 4,130 tons 3,355 tons
Maximum speed 27.0 knots 30.0 knots
Range 4,500 nm at 20 knots 5,300 nm at 19 knots
Length 134.0 m 129.2 m
Beam 14.3 m 13.5 m
Crew 257 217
Performance Radar Chart
Armament & Systems
FF-1052 Knox Niterói
Armament
  • 1 × 5 in (127 mm)/54 caliber Mark 42 gun
  • 1 × Mk-16 8–cell ASROC launcher
  • 2 × dual Mark 32 Mark 46 torpedo launchers
  • 1 × Mk-25 8–cell RIM-7 Sea Sparrow
  • 1 × Mk-29 8–cell RIM-7H Improved Sea Sparrow
  • 1 × Phalanx CIWS
  • Harpoon anti-ship missiles

• 1 × 114 mm Mk 8 gun • Aspide SAM • Exocet missiles • Mk 46 torpedoes
Propulsion 1 × Westinghouse steam turbine, 2 × 1,200 psi boilers, 35,000 shp CODOG: 2 × Rolls-Royce Olympus gas turbines, 4 × MTU diesels
Change comparison vs
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Frequently Asked Questions

Which has greater displacement, the FF-1052 Knox-class or Niterói-class?
The FF-1052 Knox-class has greater displacement at 4,130 tons compared to the Niterói-class's 3,355 tons.
Which is faster, the FF-1052 Knox-class or Niterói-class?
The Niterói-class is faster with a maximum speed of 30 knots compared to the FF-1052 Knox-class's 27 knots.
Which has longer range, the FF-1052 Knox-class or Niterói-class?
The Niterói-class has a longer range at 5,300 nautical miles compared to the FF-1052 Knox-class's 4,500 nautical miles.
Which is longer, the FF-1052 Knox-class or Niterói-class?
The FF-1052 Knox-class is longer at 134.0 meters compared to the Niterói-class's 129.2 meters.
How many crew members do the FF-1052 Knox-class and Niterói-class have?
The FF-1052 Knox-class has a larger crew complement of 257 compared to the Niterói-class's 217 crew members.
Which has been built in greater numbers, the FF-1052 Knox-class or Niterói-class?
The FF-1052 Knox-class has been built in greater numbers with 46 vessels compared to 7 vessels of the Niterói-class.