Alvand vs Petya
The Alvand and the Petya are both Frigate classes. Displacement is 1,540 tons for the Alvand vs 1,150 tons for the Petya. The Alvand reaches 39 knots vs 30 knots for the Petya. Operational range is 5,000 nautical miles for the Alvand vs 4,870 for the Petya. The Alvand carries a crew of 146 vs 90 for the Petya. The Alvand was produced in 4 units vs 54 for the Petya. The Alvand was commissioned in 1971, 6 years after the Petya (1965).
| Iranian frigate, introduced in 1971, reaches a speed of 39 knots. | |
| Origin | 🇬🇧 United Kingdom |
| Category | Frigate |
| Type | Frigate |
| Manufacturer | Vosper Thornycroft |
| Year introduced | 1971 |
| Number built | 4 units |
| Estimated unit price | NA |
| Displacement | 1,540 tons â—‰ |
| Maximum speed | 39.0 knots â—‰ |
| Range | 5,000 nm at 15 knots â—‰ |
| Length | 94.5 m â—‰ |
| Beam | 11.1 m â—‰ |
| Crew | 146 â—‰ |
| Propulsion | 2 Paxman Ventura cruising diesels 3,800 bhp (2,800 kW), and 2 Rolls-Royce Olympus TM2 boost gas turbines 46,000 shp (34,000 kW) on 2 shafts |
| Armament |
|
| Displacement | 1,150 tons â—‰ |
| Maximum speed | 30.0 knots â—‰ |
| Range | 4,870 nm at 450 knots â—‰ |
| Length | 81.8 m â—‰ |
| Beam | 9.2 m â—‰ |
| Crew | 90 â—‰ |
| Propulsion | 2 shaft CODAG: 2 gas turbines - 30,000 hp (22,000 kW), 1 diesel - 6,000 hp (4,500 kW) |
| Armament |
|
Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Alvand-class or Petya-class?
The Alvand-class has greater displacement at 1,540 tons compared to the Petya-class's 1,150 tons.
Which is faster, the Alvand-class or Petya-class?
The Alvand-class is faster with a maximum speed of 39 knots compared to the Petya-class's 30 knots.
Which has longer range, the Alvand-class or Petya-class?
The Alvand-class has a longer range at 5,000 nautical miles compared to the Petya-class's 4,870 nautical miles.
Which is longer, the Alvand-class or Petya-class?
The Alvand-class is longer at 94.5 meters compared to the Petya-class's 81.8 meters.
How many crew members do the Alvand-class and Petya-class have?
The Alvand-class has a larger crew complement of 146 compared to the Petya-class's 90 crew members.
Which has been built in greater numbers, the Alvand-class or Petya-class?
The Petya-class has been built in greater numbers with 54 vessels compared to 4 vessels of the Alvand-class.