Abukuma vs Riga

The Abukuma and the Riga are both Frigate classes. Displacement is 2,550 tons for the Abukuma vs 1,416 tons for the Riga. The Abukuma reaches 27 knots vs 28 knots for the Riga. The Abukuma carries a crew of 120 vs 175 for the Riga. The Abukuma was produced in 6 units vs 69 for the Riga. The Abukuma was commissioned in 1989, 35 years after the Riga (1954).

Japanese frigate, introduced in 1989, utilizes CODOG propulsion with gas turbines and diesel engines.
Origin 🇯🇵 Japan
Category Frigate
Type Destroyer escort
Manufacturer Mitsui Engineering and Shipbuilding Company Limited
Year introduced 1989
Number built 6 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 2,550 tons â—‰
Maximum speed 27.0 knots â—‰
Range NA
Length 109.0 m â—‰
Beam 13.0 m â—‰
Crew 120 â—‰
Propulsion CODOG, two shafts: 2 × Kawasaki-RR SM1A gas turbines 26,650 hp (19,870 kW) and 2 × Mitsubishi S12U MTK diesels 6,000 hp (4,500 kW)
Armament
  • 8 × Harpoon missiles
  • ASROC octuple launcher
  • 1 × Otobreda 76 mm gun
  • 1 × Phalanx 20 mm CIWS
  • 2 × HOS-301 triple 324 mm (12.8 in) torpedo tubes
  • 2 x Mk.137 SRBOC chaff launcher
Displacement 1,416 tons â—‰
Maximum speed 28.0 knots â—‰
Range 1,950 nm at 14 knots
Length 91.0 m â—‰
Beam 10.2 m â—‰
Crew 175 â—‰
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 Abukuma-class or Riga-class?
The Abukuma-class has greater displacement at 2,550 tons compared to the Riga-class's 1,416 tons.
Which is faster, the Abukuma-class or Riga-class?
The Riga-class is faster with a maximum speed of 28 knots compared to the Abukuma-class's 27 knots.
Which has longer range, the Abukuma-class or Riga-class?
The Riga-class has a longer range at 1,950 nautical miles compared to the Abukuma-class's 0 nautical miles.
Which is longer, the Abukuma-class or Riga-class?
The Abukuma-class is longer at 109.0 meters compared to the Riga-class's 91.0 meters.
How many crew members do the Abukuma-class and Riga-class have?
The Riga-class has a larger crew complement of 175 compared to the Abukuma-class's 120 crew members.
Which has been built in greater numbers, the Abukuma-class or Riga-class?
The Riga-class has been built in greater numbers with 69 vessels compared to 6 vessels of the Abukuma-class.