Ohio vs Vanguard
Ohio vs Vanguard at a glance — displacement 16,764 vs 15,900 tons, length 170 vs 149 m, speed 12 vs 15 knots, crew 155 vs 135.
Specifications
|
Ohio |
Vanguard |
| Origin |
🇺🇸 United States |
🇬🇧 United Kingdom |
| Category |
Submarine |
Submarine |
| Type |
Nuclear-powered ballistic missile submarine |
Nuclear-powered ballistic missile submarine |
| Manufacturer |
General Dynamics Electric Boat |
Vickers Shipbuilding and Engineering |
| Year introduced |
1981 |
1993 |
| Number built |
18 units |
4 units |
| Estimated unit price |
$2,000 million |
$4,800 million |
| Displacement |
16,764 tons |
15,900 tons |
| Maximum speed |
12.0 knots |
15.0 knots |
| Range |
Unlimited |
Unlimited |
| Length |
170.0 m |
149.9 m |
| Beam |
13.0 m |
12.8 m |
| Crew |
155 |
135 |
| Max depth |
240 m |
300 m |
Armament & Systems
|
Ohio |
Vanguard |
| Armament |
- 4 × 21 inch (533 mm) Mark 48 torpedo tubes
- 20 × Trident II D5 SLBM
- 154 × Tomahawk cruise missiles
- Harpoon missiles
|
- 4 × 21-inch (533 mm) torpedo tubes for Spearfish heavyweight torpedoes
- 16 × ballistic missile tubes for Lockheed Trident II D5 SLBMs
|
| 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 |
1 × Rolls-Royce PWR2 nuclear reactor, 2 × GEC turbines; 27,500 shp (20.5 MW), 1 × shaft, pump jet propulsor, 2 × auxiliary retractable propulsion motors, 2 × Allen turbo generators (6 MW), 2 × Paxman diesel alternators; 2,700 shp (2.0 MW) |
Detailed Comparison
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Which has greater displacement, the Ohio-class or Vanguard-class?
The Ohio-class has greater displacement at 16,764 tons compared to the Vanguard-class's 15,900 tons.
Which is faster, the Ohio-class or Vanguard-class?
The Vanguard-class is faster with a maximum speed of 15 knots compared to the Ohio-class's 12 knots.
Which has longer range, the Ohio-class or Vanguard-class?
Both the Ohio-class and Vanguard-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Ohio-class or Vanguard-class?
The Ohio-class is longer at 170.0 meters compared to the Vanguard-class's 149.9 meters.
How many crew members do the Ohio-class and Vanguard-class have?
The Ohio-class has a larger crew complement of 155 compared to the Vanguard-class's 135 crew members.
Which can dive deeper, the Ohio-class or Vanguard-class?
The Vanguard-class can dive deeper with a maximum depth of 300 meters compared to the Ohio-class's 240 meters.
Which is more expensive, the Ohio-class or Vanguard-class?
The Vanguard-class is more expensive at approximately $4.8 billion per unit compared to the Ohio-class at $2 billion.
Which has been built in greater numbers, the Ohio-class or Vanguard-class?
The Ohio-class has been built in greater numbers with 18 vessels compared to 4 vessels of the Vanguard-class.
