Riga vs Ulsan

The Riga and the Ulsan are both Frigate classes. Displacement is 1,416 tons for the Riga vs 2,215 tons for the Ulsan. The Riga reaches 28 knots vs 35 knots for the Ulsan. Operational range is 1,950 nautical miles for the Riga vs 8,000 for the Ulsan. The Riga carries a crew of 175 vs 186 for the Ulsan. The Riga was produced in 69 units vs 9 for the Ulsan. The Riga was commissioned in 1954, 27 years before the Ulsan (1981).

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
South Korean frigate, introduced in 1981, utilizes CODOG propulsion with gas turbine and diesel engines.
Origin 🇰🇷 South Korea
Category Frigate
Type Frigate
Manufacturer Hyundai Heavy Industries
Year introduced 1981
Number built 9 units
Estimated unit price NA
Displacement 1,416 tons â—‰
Maximum speed 28.0 knots â—‰
Range 1,950 nm at 14 knots â—‰
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)
Displacement 2,215 tons â—‰
Maximum speed 35.0 knots â—‰
Range 8,000 nm at 16 knots â—‰
Length 103.7 m â—‰
Beam 12.5 m â—‰
Crew 186 â—‰
Propulsion CODOG: 2 × GE LM2500 gas turbine engine, 2 × MTU 12V 956 TB82 diesel engine
Armament
  • 2 × OTO Melara 76 mm/62 cannon
  • 4 × Emerson EMERLEC 30 twin Oerlikon 30 mm/75 KCB cannon (Batch I)
  • 3 × Breda DARDO CIWS twin Bofors 40 mm/70 cannon (Batch II–III)
  • 2 × 4 RGM-84C Harpoon SSM
  • 2 × triple Mark 32 SVTT loaded with Mark 46 ASW torpedo, or K745 Blue Shark ASW torpedo (after 2006)
  • 12 × Mk 9 or KMk 9 depth charge

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Riga-class or Ulsan-class?
The Ulsan-class has greater displacement at 2,215 tons compared to the Riga-class's 1,416 tons.
Which is faster, the Riga-class or Ulsan-class?
The Ulsan-class is faster with a maximum speed of 35 knots compared to the Riga-class's 28 knots.
Which has longer range, the Riga-class or Ulsan-class?
The Ulsan-class has a longer range at 8,000 nautical miles compared to the Riga-class's 1,950 nautical miles.
Which is longer, the Riga-class or Ulsan-class?
The Ulsan-class is longer at 103.7 meters compared to the Riga-class's 91.0 meters.
How many crew members do the Riga-class and Ulsan-class have?
The Ulsan-class has a larger crew complement of 186 compared to the Riga-class's 175 crew members.
Which has been built in greater numbers, the Riga-class or Ulsan-class?
The Riga-class has been built in greater numbers with 69 vessels compared to 9 vessels of the Ulsan-class.