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Koster-class mine countermeasures vessel
Photo: Hangsna · Wikimedia Commons · CC BY-SA 4.0
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Koster-classminecountermeasuresvessel

Mine Countermeasures Vessels (MCM) · Sweden · 1986
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Koster-classminecountermeasuresvessel

Koster-class mine countermeasures vessel
Koster-class mine countermeasures vessel Photo: Hangsna · Wikimedia Commons · CC BY-SA 4.0
* Absolute score — assessed within category · no era adjustment
Mine-Hunting Effectiveness
75
Sonar & Sensors
70
Low Signature
65
Clearance Rate
60
UUV Integration
50
Endurance
65
Reliability
80
Survivability
55
Technology
60
Cost-Effectiveness
85
Origin Sweden
CategoryMine Countermeasures Vessels (MCM)
EraCold War
In service1986–1993
Operators1 countries
Quantity5
Data Quality83%
67
Mine Countermeasures Vessels (MCM) MASS Rating
9/38
Cold War
29/173
All-Time
Mine Countermeasures Vessels (MCM) · 10 axes scored
Mine-Hunting Effectiveness
75
Sonar & Sensors
70
Low Signature
65
Clearance Rate
60
UUV Integration
50
Endurance
65
Reliability
80
Survivability
55
Technology
60
Cost-Effectiveness
85
ⓘ Regardless of era, the same scoring system applies to all units in the mine countermeasures vessels (mcm) category.
01 / Overview
Koster-class mine countermeasures vessel
Country
Production
1986–1993
Quantity
5
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MINE COUNTERMEASURES VESSELS (MCM) · COLD WAR
9
PERFORMANCE/PRICE
68
UNIT COST (2025 USD)
—
67
mine countermeasures vessels (mcm) category
ⓘ Performance/Price and MASS score are computed across all units in the mine countermeasures vessels (mcm) category, regardless of era.
02 / Specs & Design
◎Identification5MOD.5
  • Ship Typemine countermeasures vessel
  • Commissioned1983
  • Ships in Class5
  • Rolemine countermeasures
  • In ServiceYes
◈Displacement & Dimensions3MOD.3
  • Light Displacement350 t
  • Length47.5 m
  • Beam9.6 m
▣Propulsion2MOD.2
  • Top Speed15 kn
  • Complement (crew)28
◇Self-Defense1MOD.1
  • Main GunBofors 40 mm gun
◆Fleet Status2MOD.2
  • Completed5
  • Active5
03 / History
SERVICE LIFESPANStill in Service
  1. 1986Production started
  2. 1993Production ended
40
years in service
7
years in production
5
units produced
1
countries operating
ⓘ The producing country still actively operates it.
04 / Operators
Operator Countries1country
📚 Sources
📖 ENCYCLOPEDIA Browse the Mine Countermeasures Vessels (MCM) entry →