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SOMUA SM
Photo: Siberian Snake · Wikimedia Commons · CC0
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SOMUASM

Tanks · France · 1951
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SOMUASM

SOMUA SM
SOMUA SM Photo: Siberian Snake · Wikimedia Commons · CC0
* Absolute score — assessed within category · no era adjustment
Firepower
40
Protection
50
Mobility
30
Technology
20
Reliability
60
Crew Survivability
40
Operational Range
30
Logistics
40
Historical Performance
20
Strategic Impact
10
Origin France
ManufacturerSomua
CategoryTanks
EraEarly Cold War
In service1951–1953
Operators1 countries
Quantity1
Data Quality84%
MASS(Military Archive Scoring System)
36
Tanks MASS Rating
44/54
Early Cold War
320/563
All-Time
Tanks · 10 axes scored
Firepower
40
Protection
50
Mobility
30
Technology
20
Reliability
60
Crew Survivability
40
Operational Range
30
Logistics
40
Historical Performance
20
Strategic Impact
10
ⓘ Regardless of era, the same scoring system applies to all units in the tanks category.
01 / Overview
SOMUA SM
Category
Country
Prime contractor
Production
1951–1953
Quantity
1
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
TANKS · EARLY COLD WAR
44
PERFORMANCE/PRICE
30
UNIT COST (2025 USD)
—
36
tanks category
ⓘ Performance/Price and MASS score are computed across all units in the tanks category, regardless of era.
02 / Specs & Design
◎General5MOD.5
  • Tank ClassificationHeavy Tank
  • GenerationEarly Cold War
  • Combat Weight50 t
  • Crew Size5
  • Service Entry Year1951
◈Firepower9MOD.9
▣Protection7MOD.7
◇Mobility6MOD.6
◆Dimensions5MOD.5
  • Length (Hull)10.4 m
  • Length (Overall, Gun Forward)10.4 m
  • Width3.3 m
  • Height3.1 m
  • Ground Clearance0.53 m
▲Production & Service4MOD.4
  • Total Production Units1
  • Years in Production1 year
  • Current Service StatusPrototype Only
  • Notable Variants Count5
03 / History
SERVICE LIFESPANStill in Service
  1. 1940Entered service
  2. 1951Production started
  3. 1953Production ended
75
years in service
2
years in production
1
units produced
1
countries operating
ⓘ The producing country still actively operates it.
04 / Operators
Operator Countries1country
📖 TERMS ON THIS PAGE10terms
Automated loading system for tank guns, reducing crew workload.
High-Explosive Fragmentation: ammunition that explodes on impact, releasing fragments.
High-Explosive Anti-Tank: a type of projectile that uses a shaped charge to penetrate armor.
A tank with heavy armor and firepower, prioritizing protection over mobility.
A fire control system relying on optical sights and manual input for aiming and range estimation without computer assistance.
A refined product derived from crude oil, used as a fuel for internal combustion engines. A volatile, flammable liquid mixture of hydrocarbons.
A rifled gun has spiral grooves cut into its barrel.
A semi‑automatic transmission in a tank automatically shifts gears using hydraulic or mechanical mechanisms while the driver selects gear positions, reducing manual clutch operation.
A torsion bar is a steel rod that resists twisting and serves as a spring in tank suspensions, with one end fixed to the hull and the other connected to a lever arm moving the road wheel.
Armour made by welding and rolling homogeneous steel plates.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Tanks entry →