FF-1052 Knox vs Riga

The FF-1052 Knox and the Riga are both Frigate classes. The FF-1052 Knox displaces 4,130 tons — 2.9x the Riga's 1,416 tons. The FF-1052 Knox reaches 27 knots vs 28 knots for the Riga. Operational range is 4,500 nautical miles for the FF-1052 Knox vs 1,950 for the Riga. The FF-1052 Knox carries a crew of 257 vs 175 for the Riga. The FF-1052 Knox was produced in 46 units vs 69 for the Riga. The FF-1052 Knox was commissioned in 1969, 15 years after the Riga (1954).

United States frigate, introduced in 1969, built by Todd Shipyard with a displacement of 4,130 tons.
Origin 🇺🇸 United States
Category Frigate
Type Frigate
Manufacturer Todd Shipyard
Year introduced 1969
Number built 46 units
Estimated unit price NA
Soviet frigate, introduced in 1954, displaced 1,416 tons.
Origin 🇨🇳 Ex-USSR
Category Frigate
Type Frigate
Manufacturer Kaliningrad
Year introduced 1954
Number built 69 units
Estimated unit price NA
Displacement 4,130 tons
Maximum speed 27.0 knots
Range 4,500 nm at 20 knots
Length 134.0 m
Beam 14.3 m
Crew 257
Propulsion 1 × Westinghouse steam turbine, 2 × 1,200 psi boilers, 35,000 shp
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
Displacement 1,416 tons
Maximum speed 28.0 knots
Range 1,950 nm at 14 knots
Length 91.0 m
Beam 10.2 m
Crew 175
Propulsion 2 × shaft steam turbines, 2 × boilers; 21,000 hp (16,000 kW)
Armament
  • 3 × 100 mm guns/56 (B-34) (3×1)
  • 4 × 37 mm guns (2×2)
  • 4 × 25 mm guns (2×2) - Some ships
  • MBU-600 anti-submarine rocket launchers (replaced by two RBU-2500)
  • 2 or 3 × 533 mm torpedo tubes (1×2 or 1×3)

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the FF-1052 Knox-class or Riga-class?
The FF-1052 Knox-class has greater displacement at 4,130 tons compared to the Riga-class's 1,416 tons.
Which is faster, the FF-1052 Knox-class or Riga-class?
The Riga-class is faster with a maximum speed of 28 knots compared to the FF-1052 Knox-class's 27 knots.
Which has longer range, the FF-1052 Knox-class or Riga-class?
The FF-1052 Knox-class has a longer range at 4,500 nautical miles compared to the Riga-class's 1,950 nautical miles.
Which is longer, the FF-1052 Knox-class or Riga-class?
The FF-1052 Knox-class is longer at 134.0 meters compared to the Riga-class's 91.0 meters.
How many crew members do the FF-1052 Knox-class and Riga-class have?
The FF-1052 Knox-class has a larger crew complement of 257 compared to the Riga-class's 175 crew members.
Which has been built in greater numbers, the FF-1052 Knox-class or Riga-class?
The Riga-class has been built in greater numbers with 69 vessels compared to 46 vessels of the FF-1052 Knox-class.