FDI vs Riga
The FDI and the Riga are both Frigate classes. The FDI displaces 4,460 tons — 3.1x the Riga's 1,416 tons. The FDI reaches 27 knots vs 28 knots for the Riga. Operational range is 5,000 nautical miles for the FDI vs 1,950 for the Riga. The FDI carries a crew of 125 vs 175 for the Riga. The FDI was produced in 2 units vs 69 for the Riga. The FDI was commissioned in 2025, 71 years after the Riga (1954).
| Displacement | 4,460 tons ◉ |
| Maximum speed | 27.0 knots ◉ |
| Range | 5,000 nm at 15 knots ◉ |
| Length | 122.0 m ◉ |
| Beam | 17.7 m ◉ |
| Crew | 125 ◉ |
| Propulsion | Combined diesel and diesel (CODAD) arrangement with a total output of 32,000 kW (43,000 shp) |
| Armament |
|
| 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 |
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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the FDI-class or Riga-class?
The FDI-class has greater displacement at 4,460 tons compared to the Riga-class's 1,416 tons.
Which is faster, the FDI-class or Riga-class?
The Riga-class is faster with a maximum speed of 28 knots compared to the FDI-class's 27 knots.
Which has longer range, the FDI-class or Riga-class?
The FDI-class has a longer range at 5,000 nautical miles compared to the Riga-class's 1,950 nautical miles.
Which is longer, the FDI-class or Riga-class?
The FDI-class is longer at 122.0 meters compared to the Riga-class's 91.0 meters.
How many crew members do the FDI-class and Riga-class have?
The Riga-class has a larger crew complement of 175 compared to the FDI-class's 125 crew members.
Which has been built in greater numbers, the FDI-class or Riga-class?
The Riga-class has been built in greater numbers with 69 vessels compared to 2 vessels of the FDI-class.