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Bartolomeu Dias-class frigate
Photo: U.S. Navy photo by Mass Communication Specialist 2nd Class Jimmy C. Pan · Wikimedia Commons · Public domain Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
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BartolomeuDias-classfrigate

Frigates · 1991
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BartolomeuDias-classfrigate

Bartolomeu Dias-class frigate
Bartolomeu Dias-class frigate Photo: U.S. Navy photo by Mass Communication Specialist 2nd Class Jimmy C. Pan · Wikimedia Commons · Public domain Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
* Absolute score — assessed within category · no era adjustment
Anti-Surface Capability
75
Air Defence
60
ASW Capability
70
Sensors
65
Versatility
70
Endurance
75
Survivability
60
Aviation
65
Technology
55
Cost-Effectiveness
80
ManufacturerDamen Group
CategoryFrigates
EraCold War
In service1991
Operators4 countries
Data Quality85%
MASS(Military Archive Scoring System)
68
Frigates MASS Rating
13/65
Cold War
57/245
All-Time
Frigates · 10 axes scored
Anti-Surface Capability
75
Air Defence
60
ASW Capability
70
Sensors
65
Versatility
70
Endurance
75
Survivability
60
Aviation
65
Technology
55
Cost-Effectiveness
80
ⓘ Regardless of era, the same scoring system applies to all units in the frigates category.
01 / Overview
Bartolomeu Dias-class frigate
Category
Prime contractor
Production
1991–
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
FRIGATES · COLD WAR
13
PERFORMANCE/PRICE
85
UNIT COST (2025 USD)
—
68
frigates category
ⓘ Performance/Price and MASS score are computed across all units in the frigates category, regardless of era.
02 / Specs & Design
◎Propulsion1MOD.1
◈Missile Armament1MOD.1
▣Underwater Warfare3MOD.3
◇Aviation2MOD.2
◆Sensors & Combat Systems2MOD.2
03 / History
SERVICE LIFESPANStill in Service
  1. 1991Production started
35
years in service
2
countries operating
ⓘ 2 countries retired it.
04 / Operators
📖 TERMS ON THIS PAGE10terms
Anti-Submarine Warfare. Capability to detect, track, and engage submarines.
Automated Damage Control is a shipboard system that detects, assesses, and mitigates combat damage on aircraft carriers using sensors and software to enhance response speed and reduce crew workload.
A technique to reduce a ship's magnetic signature by neutralizing its internal magnetic field, minimizing vulnerability to magnetic mines or detection.
Propulsion system combining diesel engines to generate electricity, which powers electric motors driving the vessel's propellers.
Military action involving the use of electromagnetic spectrum to disrupt, deceive, or destroy enemy electronic systems.
The upper deck of an aircraft carrier, equipped for aircraft takeoff, landing, and maintenance operations.
Sonar system installed on the hull of a ship, used for underwater detection and navigation by emitting and receiving sound waves.
Cruise missiles designed to strike land targets from naval platforms, typically launched from ships or submarines.
A system of hydrophones towed behind a vessel to detect submarines and torpedoes, minimizing interference from the ship's self-noise.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Frigates entry →