FDI vs Oliver Hazard Perry
The FDI and the Oliver Hazard Perry are both Frigate classes. Displacement is 4,460 tons for the FDI vs 4,165 tons for the Oliver Hazard Perry. The FDI reaches 27 knots vs 30 knots for the Oliver Hazard Perry. Operational range is 5,000 nautical miles for the FDI vs 4,500 for the Oliver Hazard Perry. The FDI carries a crew of 125 vs 176 for the Oliver Hazard Perry. The FDI was produced in 2 units vs 71 for the Oliver Hazard Perry. Cost per hull is $445M for the FDI vs $122M for the Oliver Hazard Perry. The FDI was commissioned in 2025, 48 years after the Oliver Hazard Perry (1977).
| French frigate, introduced in 2025, displaces 4,460 tons and has a crew of 125. | |
| Origin | 🇫🇷 France |
| Category | Frigate |
| Type | General-purpose frigate |
| Manufacturer | Naval Group |
| Year introduced | 2025 |
| Number built | 2 units |
| Estimated unit price | $445 million |
| United States frigate, introduced in 1977, uses gas turbines to reach a speed of 30 knots. | |
| Origin | 🇺🇸 United States |
| Category | Frigate |
| Type | Guided-missile frigate |
| Manufacturer | Bath Iron Works |
| Year introduced | 1977 |
| Number built | 71 units |
| Estimated unit price | $122 million |
| Displacement | 4,460 tons â—‰ |
| Maximum speed | 27.0 knots â—‰ |
| Range | 5,000 nm at 15 knots â—‰ |
| Length | 122.0 m â—‰ |
| Beam | 17.7 m â—‰ |
| Crew | 125 â—‰ |
| Propulsion | Combined diesel and diesel (CODAD) arrangement with a total output of 32,000 kW (43,000 shp) |
| Armament |
|
| Displacement | 4,165 tons â—‰ |
| Maximum speed | 30.0 knots â—‰ |
| Range | 4,500 nm at 20 knots â—‰ |
| Length | 136.0 m â—‰ |
| Beam | 14.0 m â—‰ |
| Crew | 176 â—‰ |
| Propulsion | 2 × General Electric LM2500-30 gas turbines generating 41,000 shp (31 MW) through a single shaft and variable pitch propeller; 2 × Auxiliary Propulsion Units, 350 hp (260 kW) retractable electric azimuth thrusters |
| Armament |
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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the FDI-class or Oliver Hazard Perry-class?
The FDI-class has greater displacement at 4,460 tons compared to the Oliver Hazard Perry-class's 4,165 tons.
Which is faster, the FDI-class or Oliver Hazard Perry-class?
The Oliver Hazard Perry-class is faster with a maximum speed of 30 knots compared to the FDI-class's 27 knots.
Which has longer range, the FDI-class or Oliver Hazard Perry-class?
The FDI-class has a longer range at 5,000 nautical miles compared to the Oliver Hazard Perry-class's 4,500 nautical miles.
Which is longer, the FDI-class or Oliver Hazard Perry-class?
The Oliver Hazard Perry-class is longer at 136.0 meters compared to the FDI-class's 122.0 meters.
How many crew members do the FDI-class and Oliver Hazard Perry-class have?
The Oliver Hazard Perry-class has a larger crew complement of 176 compared to the FDI-class's 125 crew members.
Which is more expensive, the FDI-class or Oliver Hazard Perry-class?
The FDI-class is more expensive at approximately $445 million per unit compared to the Oliver Hazard Perry-class at $122 million.
Which has been built in greater numbers, the FDI-class or Oliver Hazard Perry-class?
The Oliver Hazard Perry-class has been built in greater numbers with 71 vessels compared to 2 vessels of the FDI-class.