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Ada vs Sigma

Ada vs Sigma at a glance — displacement 2,400 vs 1,692 tons, length 99 vs 90 m, speed 30 vs 28 knots, crew 93 vs 80.

Specifications
Ada Sigma
Origin 🇹🇷 Turkey 🇳🇱 Netherlands
Category Corvette Frigate
Type Corvette Multi-purpose corvette / frigate
Manufacturer Istanbul Naval Shipyard Damen Schelde Naval Shipbuilding
Year introduced 2011 2007
Number built 6 units 10 units
Estimated unit price $260 million $222 million
Displacement 2,400 tons 1,692 tons
Maximum speed 30.0 knots 28.0 knots
Range 3,500 nm at 15 knots 4,800 nm at 14 knots
Length 99.6 m 90.7 m
Beam 14.4 m 13.0 m
Crew 93 80
Performance Radar Chart
Armament & Systems
Ada Sigma
Armament
  • 1 × 76 mm Oto Melara Super Rapid gun
  • 2 × 12.7 mm Aselsan STAMP
  • 8 × Harpoon or Atmaca anti-ship missiles
  • 1 × RAM Block I anti-aircraft warfare
  • 2 × 324 mm Mk.32 twin launchers for Mk.46 torpedoes
  • 1 × Oto Melara 76 mm gun
  • 2 × 20 mm Denel GI-2 gun
  • 2 × quad (8) Mistral TETRAL Anti-air missile
  • 4 × Exocet MM40 Block II/MM40 Block III anti-surface missile
  • 2 × B515/3 triple launchers for lightweight WASS A244-S mod.3 / EuroTorp MU 90 torpedoes
Propulsion 1 gas turbine, 2 diesels, 2 shafts (RENK CODAG: 31,640 kW) 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
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Frequently Asked Questions

Which has greater displacement, the Ada-class or Sigma-class?
The Ada-class has greater displacement at 2,400 tons compared to the Sigma-class's 1,692 tons.
Which is faster, the Ada-class or Sigma-class?
The Ada-class is faster with a maximum speed of 30 knots compared to the Sigma-class's 28 knots.
Which has longer range, the Ada-class or Sigma-class?
The Sigma-class has a longer range at 4,800 nautical miles compared to the Ada-class's 3,500 nautical miles.
Which is longer, the Ada-class or Sigma-class?
The Ada-class is longer at 99.6 meters compared to the Sigma-class's 90.7 meters.
How many crew members do the Ada-class and Sigma-class have?
The Ada-class has a larger crew complement of 93 compared to the Sigma-class's 80 crew members.
Which is more expensive, the Ada-class or Sigma-class?
The Ada-class is more expensive at approximately $260 million per unit compared to the Sigma-class at $222 million.
Which has been built in greater numbers, the Ada-class or Sigma-class?
The Sigma-class has been built in greater numbers with 10 vessels compared to 6 vessels of the Ada-class.