Oscar II vs Romeo
The Oscar II and the Romeo are both Submarine classes. The Oscar II displaces 12,500 tons — 8.5x the Romeo's 1,475 tons. The Oscar II reaches 15 knots vs 15 knots for the Romeo. Operational range is 99,999 nautical miles for the Oscar II vs 9,000 for the Romeo. The Oscar II carries a crew of 94 vs 54 for the Romeo. Submerged displacement is 16,500 tons for the Oscar II vs 1,830 tons for the Romeo. The Oscar II was produced in 14 units vs 133 for the Romeo. The Oscar II was commissioned in 1980, 23 years after the Romeo (1957).
| Displacement | 12,500 tons ◉ |
| Maximum speed | 15.0 knots ◉ |
| Range | Unlimited ◉ |
| Length | 155.0 m ◉ |
| Beam | 18.2 m ◉ |
| Crew | 94 ◉ |
| Max depth | 520 m |
| Propulsion | 2 × pressurized water cooled reactors, HEU ≤ 45%; 2 × steam turbines delivering 73,070 kW (97,990 shp) to two shafts |
| Armament |
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| Displacement | 1,475 tons ◉ |
| Maximum speed | 15.0 knots ◉ |
| Range | 9,000 nm at 9 knots ◉ |
| Length | 76.6 m ◉ |
| Beam | 6.7 m ◉ |
| Crew | 54 ◉ |
| Max depth | NA |
| Propulsion | Two diesels delivering 2.94 MW (4000 shp) with two electric motors driving two shafts. |
| Armament |
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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Oscar II-class or Romeo-class?
The Oscar II-class has greater displacement at 12,500 tons compared to the Romeo-class's 1,475 tons.
Which is faster, the Oscar II-class or Romeo-class?
The Romeo-class is faster with a maximum speed of 15 knots compared to the Oscar II-class's 15 knots.
Which has longer range, the Oscar II-class or Romeo-class?
The Oscar II-class is nuclear-powered with unlimited range, while the Romeo-class has a range of 9,000 nautical miles.
Which is longer, the Oscar II-class or Romeo-class?
The Oscar II-class is longer at 155.0 meters compared to the Romeo-class's 76.6 meters.
How many crew members do the Oscar II-class and Romeo-class have?
The Oscar II-class has a larger crew complement of 94 compared to the Romeo-class's 54 crew members.
Which has been built in greater numbers, the Oscar II-class or Romeo-class?
The Romeo-class has been built in greater numbers with 133 vessels compared to 14 vessels of the Oscar II-class.