Osa vs River
The Osa and the River are both Patrol vessel classes. The River displaces 1,700 tons — 8.1x the Osa's 209 tons. The Osa reaches 42 knots vs 20 knots for the River. Operational range is 1,800 nautical miles for the Osa vs 5,500 for the River. The Osa carries a crew of 28 vs 28 for the River. The Osa was produced in 400 units vs 14 for the River. The Osa was commissioned in 1960, 43 years before the River (2003).
| Ex-USSR missile boat, introduced in 1960, reaches speeds of 42 knots, with over 400 units built. | |
| Origin | 🇨🇳 Ex-USSR |
| Category | Patrol vessel |
| Type | Missile boat |
| Manufacturer | Vostochnaya Verf |
| Year introduced | 1960 |
| Number built | 400 units |
| Estimated unit price | NA |
| British patrol vessel, introduced in 2003, powered by two Ruston diesel engines. | |
| Origin | 🇬🇧 United Kingdom |
| Category | Patrol vessel |
| Type | Offshore patrol vessel |
| Manufacturer | Vosper Thornycroft |
| Year introduced | 2003 |
| Number built | 14 units |
| Estimated unit price | NA |
| Displacement | 209 tons ◉ |
| Maximum speed | 42.0 knots ◉ |
| Range | 1,800 nm at 500 knots ◉ |
| Length | 38.6 m ◉ |
| Beam | 7.6 m ◉ |
| Crew | 28 ◉ |
| Propulsion | 3 × 4,000 hp (3.0 MW) M-503G diesel engines (205) or 3 × 5,000 hp (3.7 MW) M-504B diesel engines (205U onwards); 3 shafts |
| Armament |
|
| Displacement | 1,700 tons ◉ |
| Maximum speed | 20.0 knots ◉ |
| Range | 5,500 nm ◉ |
| Length | 79.5 m ◉ |
| Beam | 13.5 m ◉ |
| Crew | 28 ◉ |
| Propulsion | 2 × Ruston 12R270 diesel engines, 8,250 kW (11,060 hp), 2 shafts, 2 × controllable-pitch propellers |
| Armament |
|
Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Osa-class or River-class?
The River-class has greater displacement at 1,700 tons compared to the Osa-class's 209 tons.
Which is faster, the Osa-class or River-class?
The Osa-class is faster with a maximum speed of 42 knots compared to the River-class's 20 knots.
Which has longer range, the Osa-class or River-class?
The River-class has a longer range at 5,500 nautical miles compared to the Osa-class's 1,800 nautical miles.
Which is longer, the Osa-class or River-class?
The River-class is longer at 79.5 meters compared to the Osa-class's 38.6 meters.
How many crew members do the Osa-class and River-class have?
The River-class has a larger crew complement of 28 compared to the Osa-class's 28 crew members.
Which has been built in greater numbers, the Osa-class or River-class?
The Osa-class has been built in greater numbers with 400 vessels compared to 14 vessels of the River-class.