Improved Kilo vs Ohio

Overview

The Improved Kilo and the Ohio are both Submarine classes.

The Ohio displaces 16,764 tons — 7.2x the Improved Kilo's 2,325 tons. The Improved Kilo reaches 12 knots vs 12 knots for the Ohio. Operational range is 7,500 nautical miles for the Improved Kilo vs 99,999 for the Ohio. The Improved Kilo carries a crew of 52 vs 155 for the Ohio. Submerged displacement is 3,075 tons for the Improved Kilo vs 18,750 tons for the Ohio. The Improved Kilo can dive to 300 m compared to 240 m for the Ohio.

The Improved Kilo was produced in 75 units vs 18 for the Ohio. Cost per hull is $200M for the Improved Kilo vs $2,000M for the Ohio. The Improved Kilo was commissioned in 1980, 1 years before the Ohio (1981).

Improved Kilo

Russian attack submarine, introduced in 1980, uses diesel-electric propulsion.
Origin 🇷🇺 Russia
Category Submarine
Type Attack submarine
Manufacturer Rubin Design Bureau
Year introduced 1980
Number built 75 units
Estimated unit price $200 million
View full Improved Kilo details

Ohio

American submarine, introduced in 1981, displaces 16,764 tons and has a crew of 155.
Origin 🇺🇸 United States
Category Submarine
Type Nuclear ballistic missile submarine
Manufacturer General Dynamics Electric Boat
Year introduced 1981
Number built 18 units
Estimated unit price $2,000 million
View full Ohio details

Improved Kilo

Displacement 2,325 tons ◉
Maximum speed 12.0 knots ◉
Range 7,500 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 (4,100–5,100 kW) propulsion motor; 1 × fixed-pitch 6-bladed or 7-bladed propeller
Armament
  • 6 × 533 mm (21 in) torpedo tubes
  • 18 torpedoes
  • 4 Kalibr/Club land-attack cruise missile, anti-ship missile and anti-submarine missile (some versions)
  • 24 mines
  • 8 9K34 Strela-3 (SA-N-8 Gremlin) or 8 9K310 Igla-1 (SA-N-10 Gimlet) surface-to-air missiles

Ohio

Displacement 16,764 tons ◉
Maximum speed 12.0 knots ◉
Range Unlimited ◉
Length 170.0 m ◉
Beam 13.0 m ◉
Crew 155 ◉
Max depth 240 m ◉
Propulsion 1× S8G PWR nuclear reactor, 2× geared turbines; 35,000 shp (26 MW), 1x Fairbanks Morse auxiliary diesel, 1× 325 hp (242 kW) auxiliary motor, 1 shaft with seven-bladed screw
Armament
  • 4 × 21 inch (533 mm) Mark 48 torpedo tubes
  • 20 × Trident II D5 SLBM
  • 154 × Tomahawk cruise missiles
  • Harpoon missiles

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Improved Kilo-class or Ohio-class?
The Ohio-class has greater displacement at 16,764 tons compared to the Improved Kilo-class's 2,325 tons.
Which is faster, the Improved Kilo-class or Ohio-class?
The Ohio-class is faster with a maximum speed of 12 knots compared to the Improved Kilo-class's 12 knots.
Which has longer range, the Improved Kilo-class or Ohio-class?
The Ohio-class is nuclear-powered with unlimited range, while the Improved Kilo-class has a range of 7,500 nautical miles.
Which is longer, the Improved Kilo-class or Ohio-class?
The Ohio-class is longer at 170.0 meters compared to the Improved Kilo-class's 72.6 meters.
How many crew members do the Improved Kilo-class and Ohio-class have?
The Ohio-class has a larger crew complement of 155 compared to the Improved Kilo-class's 52 crew members.
Which can dive deeper, the Improved Kilo-class or Ohio-class?
The Improved Kilo-class can dive deeper with a maximum depth of 300 meters compared to the Ohio-class's 240 meters.
Which is more expensive, the Improved Kilo-class or Ohio-class?
The Ohio-class is more expensive at approximately $2.0 billion per unit compared to the Improved Kilo-class at $200 million.
Which has been built in greater numbers, the Improved Kilo-class or Ohio-class?
The Improved Kilo-class has been built in greater numbers with 75 vessels compared to 18 vessels of the Ohio-class.

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