Sierra vs Yasen
Overview
The Sierra and the Yasen are both Submarine classes.
Displacement is 7,200 tons for the Sierra vs 8,600 tons for the Yasen. The Sierra reaches 10 knots vs 20 knots for the Yasen. Operational range is 99,999 nautical miles for the Sierra vs 99,999 for the Yasen. The Sierra carries a crew of 61 vs 85 for the Yasen. Submerged displacement is 8,300 tons for the Sierra vs 13,800 tons for the Yasen. The Yasen can dive to 658 m compared to 600 m for the Sierra.
The Sierra was produced in 4 units vs 6 for the Yasen. The Sierra was commissioned in 1984, 29 years before the Yasen (2013).
| Displacement | 7,200 tons ◉ |
| Maximum speed | 10.0 knots ◉ |
| Range | Unlimited ◉ |
| Length | 107.2 m ◉ |
| Beam | 12.3 m ◉ |
| Crew | 61 ◉ |
| Max depth | 600 m ◉ |
| Propulsion | 1 × PWR, 190 MW (HEU <= 45%), 2 × 1,002 hp (747 kW) emergency motors, 1 shaft, 2 spinners |
| Armament |
|
| Displacement | 8,600 tons ◉ |
| Maximum speed | 20.0 knots ◉ |
| Range | Unlimited ◉ |
| Length | 139.2 m ◉ |
| Beam | 13.0 m ◉ |
| Crew | 85 ◉ |
| Max depth | 658 m ◉ |
| Propulsion | OK-650KPM pressurized water reactor, 200 MWt turbines of 43,000 shp |
| Armament |
|
Performance Radar Chart
Detailed Comparison
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Frequently Asked Questions
Which has greater displacement, the Sierra-class or Yasen-class?
The Yasen-class has greater displacement at 8,600 tons compared to the Sierra-class's 7,200 tons.
Which is faster, the Sierra-class or Yasen-class?
The Yasen-class is faster with a maximum speed of 20 knots compared to the Sierra-class's 10 knots.
Which has longer range, the Sierra-class or Yasen-class?
Both the Sierra-class and Yasen-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Sierra-class or Yasen-class?
The Yasen-class is longer at 139.2 meters compared to the Sierra-class's 107.2 meters.
How many crew members do the Sierra-class and Yasen-class have?
The Yasen-class has a larger crew complement of 85 compared to the Sierra-class's 61 crew members.
Which can dive deeper, the Sierra-class or Yasen-class?
The Yasen-class can dive deeper with a maximum depth of 658 meters compared to the Sierra-class's 600 meters.
Which has been built in greater numbers, the Sierra-class or Yasen-class?
The Yasen-class has been built in greater numbers with 6 vessels compared to 4 vessels of the Sierra-class.