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Echo II-class submarine
Photo: employed US Navy · Wikimedia Commons · Public domain Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
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EchoII-classsubmarine

Guided Missile Submarines (SSGN) · Russia
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EchoII-classsubmarine

Echo II-class submarine
Echo II-class submarine Photo: employed US Navy · Wikimedia Commons · Public domain Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
MASS (Military Archive Scoring System) 75
* Absolute score — assessed within category · no era adjustment
Land-Attack Firepower
85
Missile Payload
80
Stealth
70
Sensors
65
Special-Ops Capability
50
Endurance
80
Survivability
75
Versatility
60
Technology
70
Strategic Impact
90
Methodology ↗ → Guided Missile Submarines (SSGN) ranking
Origin Russia
ManufacturerSevmash, Amur Shipbuilding Plant
CategoryGuided Missile Submarines (SSGN)
Operators1 countries
⬇ Overview
⚙ Specs
⊕ History
⊕ Operators
⚖ MASS Score
📚 Sources
Data Quality81%
MASS(Military Archive Scoring System)
⊟ Guided Missile Submarines (SSGN)ranking ↗methodology ↗
75
Guided Missile Submarines (SSGN) MASS Rating
4/10
All-Time
Guided Missile Submarines (SSGN) · 10 axes scored
Land-Attack Firepower
85
Missile Payload
80
Stealth
70
Sensors
65
Special-Ops Capability
50
Endurance
80
Survivability
75
Versatility
60
Technology
70
Strategic Impact
90
ⓘ Regardless of era, the same scoring system applies to all units in the guided missile submarines (ssgn) category.
01 / Overview
Echo II-class submarine
Category
Guided Missile Submarines (SSGN)
Country
Russia
Prime contractor
Sevmash, Amur Shipbuilding Plant
Operators
1 countries
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
GUIDED MISSILE SUBMARINES (SSGN)
—
PERFORMANCE/PRICE
75
UNIT COST (2025 USD)
—
MASS SCORE ↗
75
guided missile submarines (ssgn) category
ⓘ Performance/Price and MASS score are computed across all units in the guided missile submarines (ssgn) category, regardless of era.
02 / Specs & Design
03 / History
04 / Operators
Operator Countries1country
RussiaACTIVE
Guided Missile Submarines (SSGN) Russia SevmashAmur Shipbuilding Plant
📚 Sources
📖 ENCYCLOPEDIA Browse the Guided Missile Submarines (SSGN) entry →