Bhumibol Adulyadej vs Sigma
Overview
The Bhumibol Adulyadej and the Sigma are both Frigate classes.
The Bhumibol Adulyadej displaces 3,700 tons — 2.2x the Sigma's 1,692 tons. The Bhumibol Adulyadej reaches 33 knots vs 28 knots for the Sigma. Operational range is 4,000 nautical miles for the Bhumibol Adulyadej vs 4,800 for the Sigma. The Bhumibol Adulyadej carries a crew of 141 vs 80 for the Sigma.
The Bhumibol Adulyadej was produced in 1 units vs 10 for the Sigma. Cost per hull is $482M for the Bhumibol Adulyadej vs $222M for the Sigma. The Bhumibol Adulyadej was commissioned in 2019, 12 years after the Sigma (2007).
| Thai frigate, introduced in 2019, displaces 3,700 tons and has a crew of 141. | |
| Origin | 🇹🇭 Thailand |
| Category | Frigate |
| Type | Frigate |
| Manufacturer | Daewoo Shipbuilding & Marine Engineering |
| Year introduced | 2019 |
| Number built | 1 unit |
| Estimated unit price | $482 million |
| Netherlands frigate, introduced in 2007, displaces 1,692 tons and reaches 28 knots. | |
| Origin | 🇳🇱 Netherlands |
| Category | Frigate |
| Type | Multi-purpose corvette / frigate |
| Manufacturer | Damen Schelde Naval Shipbuilding |
| Year introduced | 2007 |
| Number built | 10 units |
| Estimated unit price | $222 million |
| Displacement | 3,700 tons ◉ |
| Maximum speed | 33.0 knots ◉ |
| Range | 4,000 nm at 18 knots ◉ |
| Length | 124.1 m ◉ |
| Beam | 14.4 m ◉ |
| Crew | 141 ◉ |
| Propulsion | 2 × Diesel engine MTU 16V1163 M94 (11,840 kW) and 1 × General Electric LM2500 gas turbine (25,100 kW) |
| Armament |
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| Displacement | 1,692 tons ◉ |
| Maximum speed | 28.0 knots ◉ |
| Range | 4,800 nm at 14 knots ◉ |
| Length | 90.7 m ◉ |
| Beam | 13.0 m ◉ |
| Crew | 80 ◉ |
| Propulsion | 2 × SEMT Pielstick 20PA6B STC rated at 8910 kW each driving a lightweight Geislinger coupling; 4 × Caterpillar 3406C TA generator rated at 350 kW each; 1 × Caterpillar 3304B emergency generator rated at 105 kW; 2 × shaft with Rolls-Royce Kamewa 5 bladed controllable pitch propeller |
| Armament |
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Performance Radar Chart
Detailed Comparison
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Frequently Asked Questions
Which has greater displacement, the Bhumibol Adulyadej-class or Sigma-class?
The Bhumibol Adulyadej-class has greater displacement at 3,700 tons compared to the Sigma-class's 1,692 tons.
Which is faster, the Bhumibol Adulyadej-class or Sigma-class?
The Bhumibol Adulyadej-class is faster with a maximum speed of 33 knots compared to the Sigma-class's 28 knots.
Which has longer range, the Bhumibol Adulyadej-class or Sigma-class?
The Sigma-class has a longer range at 4,800 nautical miles compared to the Bhumibol Adulyadej-class's 4,000 nautical miles.
Which is longer, the Bhumibol Adulyadej-class or Sigma-class?
The Bhumibol Adulyadej-class is longer at 124.1 meters compared to the Sigma-class's 90.7 meters.
How many crew members do the Bhumibol Adulyadej-class and Sigma-class have?
The Bhumibol Adulyadej-class has a larger crew complement of 141 compared to the Sigma-class's 80 crew members.
Which is more expensive, the Bhumibol Adulyadej-class or Sigma-class?
The Bhumibol Adulyadej-class is more expensive at approximately $482 million per unit compared to the Sigma-class at $222 million.
Which has been built in greater numbers, the Bhumibol Adulyadej-class or Sigma-class?
The Sigma-class has been built in greater numbers with 10 vessels compared to 1 vessels of the Bhumibol Adulyadej-class.