BAM vs Osa
The BAM and the Osa are both Patrol vessel classes. The BAM displaces 2,860 tons — 14:1 the Osa's 209 tons. The BAM reaches 20 knots vs 42 knots for the Osa. Operational range is 3,500 nautical miles for the BAM vs 1,800 for the Osa. The BAM carries a crew of 46 vs 28 for the Osa. The BAM was produced in 6 units vs 400 for the Osa. The BAM was commissioned in 2011, 51 years after the Osa (1960).
| Spanish offshore patrol vessel, 2,860 tons displacement, built by Navantia. | |
| Origin | 🇪🇸 Spain |
| Category | Patrol vessel |
| Type | Offshore patrol vessel |
| Manufacturer | Navantia |
| Year introduced | 2011 |
| Number built | 6 units |
| Estimated unit price | $204 million |
| 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 |
| Displacement | 2,860 tons ◉ |
| Maximum speed | 20.0 knots ◉ |
| Range | 3,500 nm at 15 knots ◉ |
| Length | 93.9 m ◉ |
| Beam | 14.2 m ◉ |
| Crew | 46 ◉ |
| Propulsion | 2 diesel engines, 4 groups diesel generators, 2 electric motors propellers, 1 emergency generator, 2 cross bow thruster |
| Armament |
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| 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 |
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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the BAM-class or Osa-class?
The BAM-class has greater displacement at 2,860 tons compared to the Osa-class's 209 tons.
Which is faster, the BAM-class or Osa-class?
The Osa-class is faster with a maximum speed of 42 knots compared to the BAM-class's 20 knots.
Which has longer range, the BAM-class or Osa-class?
The BAM-class has a longer range at 3,500 nautical miles compared to the Osa-class's 1,800 nautical miles.
Which is longer, the BAM-class or Osa-class?
The BAM-class is longer at 93.9 meters compared to the Osa-class's 38.6 meters.
How many crew members do the BAM-class and Osa-class have?
The BAM-class has a larger crew complement of 46 compared to the Osa-class's 28 crew members.
Which has been built in greater numbers, the BAM-class or Osa-class?
The Osa-class has been built in greater numbers with 400 vessels compared to 6 vessels of the BAM-class.