Alvand vs Riga
The Alvand and the Riga are both Frigate classes. Displacement is 1,540 tons for the Alvand vs 1,416 tons for the Riga. The Alvand reaches 39 knots vs 28 knots for the Riga. Operational range is 5,000 nautical miles for the Alvand vs 1,950 for the Riga. The Alvand carries a crew of 146 vs 175 for the Riga. The Alvand was produced in 4 units vs 69 for the Riga. The Alvand was commissioned in 1971, 17 years after the Riga (1954).
| 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 | 1,416 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 |
|
Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Alvand-class or Riga-class?
The Alvand-class has greater displacement at 1,540 tons compared to the Riga-class's 1,416 tons.
Which is faster, the Alvand-class or Riga-class?
The Alvand-class is faster with a maximum speed of 39 knots compared to the Riga-class's 28 knots.
Which has longer range, the Alvand-class or Riga-class?
The Alvand-class has a longer range at 5,000 nautical miles compared to the Riga-class's 1,950 nautical miles.
Which is longer, the Alvand-class or Riga-class?
The Alvand-class is longer at 94.5 meters compared to the Riga-class's 91.0 meters.
How many crew members do the Alvand-class and Riga-class have?
The Riga-class has a larger crew complement of 175 compared to the Alvand-class's 146 crew members.
Which has been built in greater numbers, the Alvand-class or Riga-class?
The Riga-class has been built in greater numbers with 69 vessels compared to 4 vessels of the Alvand-class.