Ethan Allen vs James Madison
Ethan Allen vs James Madison at a glance — displacement 7,057 vs 7,443 tons, length 125 vs 130 m, speed 16 vs 16 knots, crew 140 vs 140.
Specifications
|
Ethan Allen |
James Madison |
| Origin |
🇺🇸 United States |
🇺🇸 United States |
| Category |
Submarine |
Submarine |
| Type |
Nuclear-powered ballistic missile submarine |
Nuclear-powered ballistic missile submarine |
| Manufacturer |
General Dynamics Electric Boat |
General Dynamics Electric Boat |
| Year introduced |
1961 |
1964 |
| Number built |
5 units |
10 units |
| Estimated unit price |
NA |
NA |
| Displacement |
7,057 tons |
7,443 tons |
| Maximum speed |
16.0 knots |
16.0 knots |
| Range |
Unlimited |
Unlimited |
| Length |
125.1 m |
130.0 m |
| Beam |
10.1 m |
10.0 m |
| Crew |
140 |
140 |
| Max depth |
400 m |
400 m |
Armament & Systems
|
Ethan Allen |
James Madison |
| Armament |
- 16 Polaris A2/A3 missiles
- 4 x 21-inch (533 mm) torpedo tubes
- 12 torpedoes
|
- 16 Polaris A3 or Poseidon C3 or Trident I C4 missiles
- 4 × 21-inch (533 mm) torpedo tubes
- 12 torpedoes
|
| Propulsion |
1 S5W PWR, 2 geared steam turbines (15,000 shp (11,000 kW)), 1 shaft |
1 × S5W PWR, 2 geared steam turbines (15,000 shp (11,000 kW)), 1 shaft |
Detailed Comparison
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Which has greater displacement, the Ethan Allen-class or James Madison-class?
The James Madison-class has greater displacement at 7,443 tons compared to the Ethan Allen-class's 7,057 tons.
Which is faster, the Ethan Allen-class or James Madison-class?
The James Madison-class is faster with a maximum speed of 16 knots compared to the Ethan Allen-class's 16 knots.
Which has longer range, the Ethan Allen-class or James Madison-class?
Both the Ethan Allen-class and James Madison-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Ethan Allen-class or James Madison-class?
The James Madison-class is longer at 130.0 meters compared to the Ethan Allen-class's 125.1 meters.
How many crew members do the Ethan Allen-class and James Madison-class have?
The James Madison-class has a larger crew complement of 140 compared to the Ethan Allen-class's 140 crew members.
Which can dive deeper, the Ethan Allen-class or James Madison-class?
The James Madison-class can dive deeper with a maximum depth of 400 meters compared to the Ethan Allen-class's 400 meters.
Which has been built in greater numbers, the Ethan Allen-class or James Madison-class?
The James Madison-class has been built in greater numbers with 10 vessels compared to 5 vessels of the Ethan Allen-class.
