CB90 vs Deirdre
The CB90 and the Deirdre are both Patrol vessel classes. The Deirdre displaces 972 tons — 65:1 the CB90's 15 tons. The CB90 reaches 40 knots vs 18 knots for the Deirdre. Operational range is 240 nautical miles for the CB90 vs 7,000 for the Deirdre. The CB90 carries a crew of 3 vs 47 for the Deirdre. The CB90 was produced in 250 units vs 4 for the Deirdre. The CB90 was commissioned in 1991, 19 years after the Deirdre (1972).
| Swedish patrol vessel, introduced in 1991, propelled by twin water jets reaching 40 knots. | |
| Origin | 🇸🇪 Sweden |
| Category | Patrol vessel |
| Type | Fast assault craft |
| Manufacturer | Dockstavarvet |
| Year introduced | 1991 |
| Number built | 250 units |
| Estimated unit price | $2 million |
| Irish patrol vessel, introduced in 1972, displaces 972 tons, and has a crew of 47. | |
| Origin | 🇮🇪 Ireland |
| Category | Patrol vessel |
| Type | Offshore patrol vessel |
| Manufacturer | Verolme Cork Dockyard |
| Year introduced | 1972 |
| Number built | 4 units |
| Estimated unit price | NA |
| Displacement | 15 tons ◉ |
| Maximum speed | 40.0 knots ◉ |
| Range | 240 nm at 20 knots ◉ |
| Length | 15.9 m ◉ |
| Beam | 3.8 m ◉ |
| Crew | 3 ◉ |
| Propulsion | 2 × 625 bhp Scania DSI14 V8 Diesel; 2 × Kamewa FF water jets |
| Armament |
|
| Displacement | 972 tons ◉ |
| Maximum speed | 18.0 knots ◉ |
| Range | 7,000 nm at 17 knots ◉ |
| Length | 56.1 m ◉ |
| Beam | 10.4 m ◉ |
| Crew | 47 ◉ |
| Propulsion | -- |
| Armament |
|
Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the CB90-class or Deirdre-class?
The Deirdre-class has greater displacement at 972 tons compared to the CB90-class's 15 tons.
Which is faster, the CB90-class or Deirdre-class?
The CB90-class is faster with a maximum speed of 40 knots compared to the Deirdre-class's 18 knots.
Which has longer range, the CB90-class or Deirdre-class?
The Deirdre-class has a longer range at 7,000 nautical miles compared to the CB90-class's 240 nautical miles.
Which is longer, the CB90-class or Deirdre-class?
The Deirdre-class is longer at 56.1 meters compared to the CB90-class's 15.9 meters.
How many crew members do the CB90-class and Deirdre-class have?
The Deirdre-class has a larger crew complement of 47 compared to the CB90-class's 3 crew members.
Which has been built in greater numbers, the CB90-class or Deirdre-class?
The CB90-class has been built in greater numbers with 250 vessels compared to 4 vessels of the Deirdre-class.