BAM vs Sentinel
The BAM and the Sentinel are both Patrol vessel classes. The BAM displaces 2,860 tons — 8.0x the Sentinel's 359 tons. The BAM reaches 20 knots vs 28 knots for the Sentinel. Operational range is 3,500 nautical miles for the BAM vs 2,500 for the Sentinel. The BAM carries a crew of 46 vs 24 for the Sentinel. The BAM was produced in 6 units vs 61 for the Sentinel. Cost per hull is $204M for the BAM vs $65M for the Sentinel. The BAM was commissioned in 2011, 1 years before the Sentinel (2012).
| 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 |
| United States Sentinel-class cutter, introduced in 2012, has a maximum speed of 28 knots and a crew of 24. | |
| Origin | 🇺🇸 United States |
| Category | Patrol vessel |
| Type | Cutter |
| Manufacturer | Bollinger Shipyards |
| Year introduced | 2012 |
| Number built | 61 units |
| Estimated unit price | $65 million |
| 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 |
|
| Displacement | 359 tons ◉ |
| Maximum speed | 28.0 knots ◉ |
| Range | 2,500 nm ◉ |
| Length | 46.8 m ◉ |
| Beam | 8.1 m ◉ |
| Crew | 24 ◉ |
| Propulsion | 2 × 4,300 kW (5,800 shp) MTU diesel engines, 1 × 75 kW (101 shp) bow thruster |
| Armament |
|
Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the BAM-class or Sentinel-class?
The BAM-class has greater displacement at 2,860 tons compared to the Sentinel-class's 359 tons.
Which is faster, the BAM-class or Sentinel-class?
The Sentinel-class is faster with a maximum speed of 28 knots compared to the BAM-class's 20 knots.
Which has longer range, the BAM-class or Sentinel-class?
The BAM-class has a longer range at 3,500 nautical miles compared to the Sentinel-class's 2,500 nautical miles.
Which is longer, the BAM-class or Sentinel-class?
The BAM-class is longer at 93.9 meters compared to the Sentinel-class's 46.8 meters.
How many crew members do the BAM-class and Sentinel-class have?
The BAM-class has a larger crew complement of 46 compared to the Sentinel-class's 24 crew members.
Which is more expensive, the BAM-class or Sentinel-class?
The BAM-class is more expensive at approximately $204 million per unit compared to the Sentinel-class at $65 million.
Which has been built in greater numbers, the BAM-class or Sentinel-class?
The Sentinel-class has been built in greater numbers with 61 vessels compared to 6 vessels of the BAM-class.