Rihtniemi vs Sentinel

The Rihtniemi and the Sentinel are both Patrol vessel classes. The Sentinel displaces 359 tons — 3.3x the Rihtniemi's 110 tons. The Rihtniemi reaches 15 knots vs 28 knots for the Sentinel. The Rihtniemi carries a crew of 20 vs 24 for the Sentinel. The Rihtniemi was commissioned in 1957, 55 years before the Sentinel (2012).

Finnish patrol boat Rihtniemi, introduced in 1957, has a displacement of 110 tons and a crew of 20.
Origin 🇫🇮 Finland
Category Patrol vessel
Type Patrol boat
Manufacturer --
Year introduced 1957
Number built NA
Estimated unit price NA
United States Sentinel-class cutter, introduced in 2012, has a maximum speed of 28 knots and a crew of 24.
Origin 🇺🇸 United States
Category Patrol vessel
Type Cutter
Manufacturer Bollinger Shipyards
Year introduced 2012
Number built 61 units
Estimated unit price $65 million
Displacement 110 tons
Maximum speed 15.0 knots
Range NA
Length 31.1 m
Beam 5.7 m
Crew 20
Propulsion 51, 52: 2 Mercedes-Benz Diesel; 1,044 kW 53, 54, 55: 2 Mercedes-Benz Diesel; 1,864 kW
Armament

1 × 40 mm Bofors 1 × 20 mm Madsen 1 × Squid ASW mortar

Displacement 359 tons
Maximum speed 28.0 knots
Range 2,500 nm
Length 46.8 m
Beam 8.1 m
Crew 24
Propulsion 2 × 4,300 kW (5,800 shp) MTU diesel engines, 1 × 75 kW (101 shp) bow thruster
Armament
  • 1 × Mk 38 Mod 2 25 mm machine gun system
  • 4 × crew-served Browning M2 machine guns

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Rihtniemi-class or Sentinel-class?
The Sentinel-class has greater displacement at 359 tons compared to the Rihtniemi-class's 110 tons.
Which is faster, the Rihtniemi-class or Sentinel-class?
The Sentinel-class is faster with a maximum speed of 28 knots compared to the Rihtniemi-class's 15 knots.
Which has longer range, the Rihtniemi-class or Sentinel-class?
The Sentinel-class has a longer range at 2,500 nautical miles compared to the Rihtniemi-class's 0 nautical miles.
Which is longer, the Rihtniemi-class or Sentinel-class?
The Sentinel-class is longer at 46.8 meters compared to the Rihtniemi-class's 31.1 meters.
How many crew members do the Rihtniemi-class and Sentinel-class have?
The Sentinel-class has a larger crew complement of 24 compared to the Rihtniemi-class's 20 crew members.