Reliance vs Sentinel
Overview
The Reliance and the Sentinel are both Patrol vessel classes.
The Reliance displaces 1,829 tons — 5.1x the Sentinel's 359 tons. The Reliance reaches 19 knots vs 28 knots for the Sentinel. Operational range is 9,900 nautical miles for the Reliance vs 2,500 for the Sentinel. The Reliance carries a crew of 100 vs 24 for the Sentinel.
The Reliance was produced in 13 units vs 61 for the Sentinel. The Reliance was commissioned in 1983, 29 years before the Sentinel (2012).
| United States patrol vessel, introduced in 1983, is propelled by two ALCO V-18 diesel engines. | |
| Origin | 🇺🇸 United States |
| Category | Patrol vessel |
| Type | Medium endurance cutter |
| Manufacturer | Robert Derecktor Shipyard Inc. |
| Year introduced | 1983 |
| Number built | 13 units |
| Estimated unit price | NA |
| 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 | 1,829 tons ◉ |
| Maximum speed | 19.0 knots ◉ |
| Range | 9,900 nm ◉ |
| Length | 82.0 m ◉ |
| Beam | 12.0 m ◉ |
| Crew | 100 ◉ |
| Propulsion | 2 × turbo-charged ALCO V-18 diesel engines; 2 × 9-foot-diameter controllable pitch propellers |
| 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
Detailed Comparison
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Frequently Asked Questions
Which has greater displacement, the Reliance-class or Sentinel-class?
The Reliance-class has greater displacement at 1,829 tons compared to the Sentinel-class's 359 tons.
Which is faster, the Reliance-class or Sentinel-class?
The Sentinel-class is faster with a maximum speed of 28 knots compared to the Reliance-class's 19 knots.
Which has longer range, the Reliance-class or Sentinel-class?
The Reliance-class has a longer range at 9,900 nautical miles compared to the Sentinel-class's 2,500 nautical miles.
Which is longer, the Reliance-class or Sentinel-class?
The Reliance-class is longer at 82.0 meters compared to the Sentinel-class's 46.8 meters.
How many crew members do the Reliance-class and Sentinel-class have?
The Reliance-class has a larger crew complement of 100 compared to the Sentinel-class's 24 crew members.
Which has been built in greater numbers, the Reliance-class or Sentinel-class?
The Sentinel-class has been built in greater numbers with 61 vessels compared to 13 vessels of the Reliance-class.