Kilo vs Sierra
The Kilo and the Sierra are both Submarine classes. The Sierra displaces 7,200 tons — 3.1x the Kilo's 2,325 tons. The Kilo reaches 17 knots vs 10 knots for the Sierra. Operational range is 6,000 nautical miles for the Kilo vs 99,999 for the Sierra. The Kilo carries a crew of 52 vs 61 for the Sierra. Submerged displacement is 3,075 tons for the Kilo vs 8,300 tons for the Sierra. The Sierra can dive to 600 m compared to 300 m for the Kilo. The Kilo was produced in 75 units vs 4 for the Sierra. The Kilo was commissioned in 1980, 4 years before the Sierra (1984).
| Displacement | 2,325 tons ◉ |
| Maximum speed | 17.0 knots ◉ |
| Range | 6,000 nm at 7 knots ◉ |
| Length | 72.6 m ◉ |
| Beam | 9.9 m ◉ |
| Crew | 52 ◉ |
| Max depth | 300 m ◉ |
| Propulsion | Diesel-electric propulsion, 2 × 1000 kW diesel generators, 1 × 5,500–6,800 shp propulsion motor, 1 × fixed-pitch 6-bladed or 7-bladed propeller |
| Armament |
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| 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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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Kilo-class or Sierra-class?
The Sierra-class has greater displacement at 7,200 tons compared to the Kilo-class's 2,325 tons.
Which is faster, the Kilo-class or Sierra-class?
The Kilo-class is faster with a maximum speed of 17 knots compared to the Sierra-class's 10 knots.
Which has longer range, the Kilo-class or Sierra-class?
The Sierra-class is nuclear-powered with unlimited range, while the Kilo-class has a range of 6,000 nautical miles.
Which is longer, the Kilo-class or Sierra-class?
The Sierra-class is longer at 107.2 meters compared to the Kilo-class's 72.6 meters.
How many crew members do the Kilo-class and Sierra-class have?
The Sierra-class has a larger crew complement of 61 compared to the Kilo-class's 52 crew members.
Which can dive deeper, the Kilo-class or Sierra-class?
The Sierra-class can dive deeper with a maximum depth of 600 meters compared to the Kilo-class's 300 meters.
Which has been built in greater numbers, the Kilo-class or Sierra-class?
The Kilo-class has been built in greater numbers with 75 vessels compared to 4 vessels of the Sierra-class.