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Pohjanmaa vs Type 31

Pohjanmaa vs Type 31 at a glance — displacement 4,300 vs 5,700 tons, length 117 vs 138 m, speed 26 vs 28 knots, crew 70 vs 110.

Specifications
Pohjanmaa Type 31
Origin 🇫🇮 Finland 🇬🇧 United Kingdom
Category Corvette Frigate
Type Corvette General-purpose frigate
Manufacturer Rauma Marine Constructions Babcock International, Rosyth
Year introduced 2027 2027
Number built 4 units 5 units
Estimated unit price $390 million $340 million
Displacement 4,300 tons 5,700 tons
Maximum speed 26.0 knots 28.0 knots
Range 3,500 nm 9,000 nm at 18 knots
Length 117.0 m 138.7 m
Beam 16.0 m 19.8 m
Crew 70 110
Performance Radar Chart
Armament & Systems
Pohjanmaa Type 31
Armament
  • 1 × 8-cell Mk 41 VLS (32 × RIM-162 ESSM Block 2 missiles)
  • 2 × 4-cell launchers with Gabriel V anti-ship missiles
  • 1 × Bofors 57 mm/70 SAK Mk3 naval gun
  • 2 × Saab Trackfire RCWS
  • 2 × Saab Dynamics Tub m/20 torpedo launchers (Saab lightweight torpedoes)
  • Stern rails for 100 × PB 17 naval mines
  • 12+ × Sea Ceptor (CAMM) air-defence missiles
  • 1 × 57 mm Bofors Mk 110 gun
  • 2 × 40 mm Bofors Mk 4 guns
  • Fitted for Mk 41 VLS
Propulsion Combined diesel-electric and gas (CODLAG) propulsion; 1 × GE LM2500 gas turbine, 4 × MAN 12V175D-MEL generating sets (4 × 1,920 kW); 28 MW (38,000 hp) CODAD: 4 × MAN diesels, 2 shafts
Explore further
Pohjanmaa-class Specs, operators & history →
Former operators · 4 built
Type 31-class Specs, operators & history →
Former operators · 5 built
Change comparison vs
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Frequently Asked Questions

Which has greater displacement, the Pohjanmaa-class or Type 31-class?
The Type 31-class has greater displacement at 5,700 tons compared to the Pohjanmaa-class's 4,300 tons.
Which is faster, the Pohjanmaa-class or Type 31-class?
The Type 31-class is faster with a maximum speed of 28 knots compared to the Pohjanmaa-class's 26 knots.
Which has longer range, the Pohjanmaa-class or Type 31-class?
The Type 31-class has a longer range at 9,000 nautical miles compared to the Pohjanmaa-class's 3,500 nautical miles.
Which is longer, the Pohjanmaa-class or Type 31-class?
The Type 31-class is longer at 138.7 meters compared to the Pohjanmaa-class's 117.0 meters.
How many crew members do the Pohjanmaa-class and Type 31-class have?
The Type 31-class has a larger crew complement of 110 compared to the Pohjanmaa-class's 70 crew members.
Which is more expensive, the Pohjanmaa-class or Type 31-class?
The Pohjanmaa-class is more expensive at approximately $390 million per unit compared to the Type 31-class at $340 million.
Which has been built in greater numbers, the Pohjanmaa-class or Type 31-class?
The Type 31-class has been built in greater numbers with 5 vessels compared to 4 vessels of the Pohjanmaa-class.