Alvand vs Riga
Alvand vs Riga at a glance — displacement 1,540 vs 1,416 tons, length 94 vs 91 m, speed 39 vs 28 knots, crew 146 vs 175.
Specifications
|
Alvand |
Riga |
| Origin |
🇬🇧 United Kingdom |
🇷🇺 Ex-USSR |
| Category |
Frigate |
Frigate |
| Type |
Frigate |
Frigate |
| Manufacturer |
Vosper Thornycroft |
Kaliningrad |
| Year introduced |
1971 |
1954 |
| Number built |
4 units |
68 units |
| Estimated unit price |
NA |
NA |
| Displacement |
1,540 tons |
1,416 tons |
| Maximum speed |
39.0 knots |
28.0 knots |
| Range |
5,000 nm at 15 knots |
1,950 nm at 14 knots |
| Length |
94.5 m |
91.0 m |
| Beam |
11.1 m |
10.2 m |
| Crew |
146 |
175 |
Armament & Systems
|
Alvand |
Riga |
| Armament |
- 4 × C-802 anti-ship missiles
- 1 × 4.5 in (114 mm) Mark 8 gun
- 1 × twin 35 mm (1.4 in) AA guns
- 2 × single 20 mm (0.79 in) guns
- 2 × 81 mm (3 in) mortars
- 2 × 0.50 cal machine guns
- 1 × Limbo ASW mortar
- 2 × triple 12.75 in (324 mm) torpedo tubes
|
- 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)
|
| 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 |
2 × shaft steam turbines, 2 × boilers; 21,000 hp (16,000 kW) |
Detailed Comparison
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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 68 vessels compared to 4 vessels of the Alvand-class.