Petya vs Riga
Petya vs Riga at a glance — displacement 1,150 vs 1,416 tons, length 81 vs 91 m, speed 30 vs 28 knots, crew 90 vs 175.
Specifications
|
Petya |
Riga |
| Origin |
🇷🇺 Ex-USSR |
🇷🇺 Ex-USSR |
| Category |
Frigate |
Frigate |
| Type |
Light frigate |
Frigate |
| Manufacturer |
Kaliningrad Yantar shipyard |
Kaliningrad |
| Year introduced |
1965 |
1954 |
| Number built |
54 units |
68 units |
| Estimated unit price |
NA |
NA |
| Displacement |
1,150 tons |
1,416 tons |
| Maximum speed |
30.0 knots |
28.0 knots |
| Range |
4,870 nm at 10 knots |
1,950 nm at 14 knots |
| Length |
81.8 m |
91.0 m |
| Beam |
9.2 m |
10.2 m |
| Crew |
90 |
175 |
Armament & Systems
|
Petya |
Riga |
| Armament |
- 4 x 76 mm guns (2x2)
- 4 x RBU-6000 anti-submarine rocket launchers
- 5 x 406 mm anti-submarine torpedo tubes
- 1 x 3 533 mm torpedo tubes (export version)
|
- 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 shaft CODAG: 2 gas turbines - 30,000 hp (22,000 kW), 1 diesel - 6,000 hp (4,500 kW) |
2 × shaft steam turbines, 2 × boilers; 21,000 hp (16,000 kW) |
Detailed Comparison
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Which has greater displacement, the Petya-class or Riga-class?
The Riga-class has greater displacement at 1,416 tons compared to the Petya-class's 1,150 tons.
Which is faster, the Petya-class or Riga-class?
The Petya-class is faster with a maximum speed of 30 knots compared to the Riga-class's 28 knots.
Which has longer range, the Petya-class or Riga-class?
The Petya-class has a longer range at 4,870 nautical miles compared to the Riga-class's 1,950 nautical miles.
Which is longer, the Petya-class or Riga-class?
The Riga-class is longer at 91.0 meters compared to the Petya-class's 81.8 meters.
How many crew members do the Petya-class and Riga-class have?
The Riga-class has a larger crew complement of 175 compared to the Petya-class's 90 crew members.
Which has been built in greater numbers, the Petya-class or Riga-class?
The Riga-class has been built in greater numbers with 68 vessels compared to 54 vessels of the Petya-class.