Iwo Jima vs San Antonio
Iwo Jima vs San Antonio at a glance — displacement 18,474 vs 25,300 tons, length 180 vs 208 m, speed 22 vs 22 knots, crew 667 vs 361.
Specifications
|
Iwo Jima |
San Antonio |
| Origin |
🇺🇸 United States |
🇺🇸 United States |
| Category |
Amphibious vessel |
Amphibious vessel |
| Type |
Amphibious assault ship |
Amphibious transport dock |
| Manufacturer |
Puget Sound Naval Shipyard |
Avondale Shipyard |
| Year introduced |
1961 |
2006 |
| Number built |
7 units |
13 units |
| Estimated unit price |
NA |
$1,602 million |
| Displacement |
18,474 tons |
25,300 tons |
| Maximum speed |
22.0 knots |
22.0 knots |
| Range |
11,000 nm |
8,000 nm at 18 knots |
| Length |
180.0 m |
208.0 m |
| Beam |
26.0 m |
32.0 m |
| Crew |
667 |
361 |
Armament & Systems
|
Iwo Jima |
San Antonio |
| Armament |
- 2 × 2 3-inch (76 mm) / 50-caliber DP guns
- 8 cell Sea Sparrow BPDMS launchers
- 2 × Phalanx CIWS
|
- 2 x Bushmaster II close-in-guns
- 2 x RIM-116 Rolling Airframe Missile launchers
- 2 x 8 cell Mark 41 Vertical Launching System (not fitted)
- Several twin M2 Browning machine gun turrets
|
| Propulsion |
2 × 600 psi (4.1 MPa) boilers, one geared steam turbine, one shaft, 22,000 shaft horsepower (16 MW) |
Four sequentially turbocharged marine Colt-Pielstick diesel engines, two shafts, 41,600 shp |
Detailed Comparison
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Former operators · 7 built
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Which has greater displacement, the Iwo Jima-class or San Antonio-class?
The San Antonio-class has greater displacement at 25,300 tons compared to the Iwo Jima-class's 18,474 tons.
Which is faster, the Iwo Jima-class or San Antonio-class?
Both the Iwo Jima-class and San Antonio-class have a maximum speed of 22 knots.
Which has longer range, the Iwo Jima-class or San Antonio-class?
The Iwo Jima-class has a longer range at 11,000 nautical miles compared to the San Antonio-class's 8,000 nautical miles.
Which is longer, the Iwo Jima-class or San Antonio-class?
The San Antonio-class is longer at 208.0 meters compared to the Iwo Jima-class's 180.0 meters.
How many crew members do the Iwo Jima-class and San Antonio-class have?
The Iwo Jima-class has a larger crew complement of 667 compared to the San Antonio-class's 361 crew members.
Which has been built in greater numbers, the Iwo Jima-class or San Antonio-class?
The San Antonio-class has been built in greater numbers with 13 vessels compared to 7 vessels of the Iwo Jima-class.