Sierra vs Type 209
The Sierra and the Type 209 are both Submarine classes. The Sierra displaces 7,200 tons — 5.6x the Type 209's 1,285 tons. The Sierra reaches 10 knots vs 11 knots for the Type 209. Operational range is 99,999 nautical miles for the Sierra vs 11,000 for the Type 209. The Sierra carries a crew of 61 vs 36 for the Type 209. Submerged displacement is 8,300 tons for the Sierra vs 1,810 tons for the Type 209. The Sierra can dive to 600 m compared to 500 m for the Type 209. The Sierra was produced in 4 units vs 68 for the Type 209. The Sierra was commissioned in 1984, 13 years after the Type 209 (1971).
| 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 |
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| Displacement | 1,285 tons ◉ |
| Maximum speed | 11.0 knots ◉ |
| Range | 11,000 nm at 10 knots ◉ |
| Length | 64.4 m ◉ |
| Beam | 6.5 m ◉ |
| Crew | 36 ◉ |
| Max depth | 500 m ◉ |
| Propulsion | Diesel-electric, 4 diesels, 1 shaft, 6,100 shp (4,500 kW) |
| Armament |
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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Sierra-class or Type 209-class?
The Sierra-class has greater displacement at 7,200 tons compared to the Type 209-class's 1,285 tons.
Which is faster, the Sierra-class or Type 209-class?
The Type 209-class is faster with a maximum speed of 11 knots compared to the Sierra-class's 10 knots.
Which has longer range, the Sierra-class or Type 209-class?
The Sierra-class is nuclear-powered with unlimited range, while the Type 209-class has a range of 11,000 nautical miles.
Which is longer, the Sierra-class or Type 209-class?
The Sierra-class is longer at 107.2 meters compared to the Type 209-class's 64.4 meters.
How many crew members do the Sierra-class and Type 209-class have?
The Sierra-class has a larger crew complement of 61 compared to the Type 209-class's 36 crew members.
Which can dive deeper, the Sierra-class or Type 209-class?
The Sierra-class can dive deeper with a maximum depth of 600 meters compared to the Type 209-class's 500 meters.
Which has been built in greater numbers, the Sierra-class or Type 209-class?
The Type 209-class has been built in greater numbers with 68 vessels compared to 4 vessels of the Sierra-class.