Grachonok vs Sentinel
Overview
The Grachonok and the Sentinel are both Patrol vessel classes.
The Sentinel displaces 359 tons — 2.6x the Grachonok's 138 tons. The Grachonok reaches 23 knots vs 28 knots for the Sentinel. The Grachonok carries a crew of 8 vs 24 for the Sentinel.
The Grachonok was produced in 28 units vs 61 for the Sentinel. The Grachonok was commissioned in 2009, 3 years before the Sentinel (2012).
| Commissioned by Russia from 2009, the Grachonok class is an anti-saboteur patrol boat designed for harbour defence, fitted with the Anapa-M towed diver-detection sonar. | |
| Origin | 🇷🇺 Russia |
| Category | Patrol vessel |
| Type | Anti-saboteur boat |
| Manufacturer | Zelenodolsk Shipyard |
| Year introduced | 2009 |
| Number built | 28 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 | 138 tons ◉ |
| Maximum speed | 23.0 knots ◉ |
| Range | NA |
| Length | 31.0 m ◉ |
| Beam | 7.4 m ◉ |
| Crew | 8 ◉ |
| Propulsion | 2 × MTU / MWM-Deutz TBD620V12 or Zvezda ZE / Kolomna diesel engines |
| 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 Grachonok-class or Sentinel-class?
The Sentinel-class has greater displacement at 359 tons compared to the Grachonok-class's 138 tons.
Which is faster, the Grachonok-class or Sentinel-class?
The Sentinel-class is faster with a maximum speed of 28 knots compared to the Grachonok-class's 23 knots.
Which has longer range, the Grachonok-class or Sentinel-class?
The Sentinel-class has a longer range at 2,500 nautical miles compared to the Grachonok-class's 0 nautical miles.
Which is longer, the Grachonok-class or Sentinel-class?
The Sentinel-class is longer at 46.8 meters compared to the Grachonok-class's 31.0 meters.
How many crew members do the Grachonok-class and Sentinel-class have?
The Sentinel-class has a larger crew complement of 24 compared to the Grachonok-class's 8 crew members.
Which has been built in greater numbers, the Grachonok-class or Sentinel-class?
The Sentinel-class has been built in greater numbers with 61 vessels compared to 28 vessels of the Grachonok-class.