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T34 Heavy Tank
Photo: U.S. Army Armor & Cavalry Collection · Wikimedia Commons · CC0 Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
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T34HeavyTank

Tanks · United States · 1947
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T34HeavyTank

T34 Heavy Tank
T34 Heavy Tank Photo: U.S. Army Armor & Cavalry Collection · Wikimedia Commons · CC0 Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
* Absolute score — assessed within category · no era adjustment
Firepower
60
Protection
70
Mobility
40
Technology
55
Reliability
65
Crew Survivability
60
Operational Range
50
Logistics
55
Historical Performance
75
Strategic Impact
80
Origin United States
CategoryTanks
EraEarly Cold War
In service1947–1948
Operators6 countries
Quantity2
Data Quality88%
MASS(Military Archive Scoring System)
60
Tanks MASS Rating
8/54
Early Cold War
101/563
All-Time
Tanks · 10 axes scored
Firepower
60
Protection
70
Mobility
40
Technology
55
Reliability
65
Crew Survivability
60
Operational Range
50
Logistics
55
Historical Performance
75
Strategic Impact
80
ⓘ Regardless of era, the same scoring system applies to all units in the tanks category.
01 / Overview
T34 Heavy Tank
Category
Production
1947–1948
Quantity
2
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
TANKS · EARLY COLD WAR
8
PERFORMANCE/PRICE
60
UNIT COST (2025 USD)
—
60
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 Weight71.9 t
  • Crew Size6
  • Service Entry Year1948
◈Firepower5MOD.5
  • Main Gun Calibre120 mm
  • Main Gun TypeRifled
  • Main Gun Length (Calibres)60
  • Ammunition Stowage34
  • Coaxial / Secondary MG Count2
▣Protection3MOD.3
◇Mobility7MOD.7
  • Engine Power810 hp
  • Power-to-Weight Ratio11.26 hp/t
  • Fuel TypePetrol
  • Transmission TypeManual
  • Suspension TypeTorsion Bar
  • Max Road Speed41.9 km/h
  • Max Off-Road Speed37 km/h
◆Dimensions3MOD.3
  • Length (Hull)11.43 m
  • Width3.8 m
  • Height3.2 m
▤Production & Service2MOD.2
  • Current Service StatusRetired
  • Notable Variants Count1
03 / History
SERVICE LIFESPANRetired
  1. 1947Production started
  2. 1948Production ended
79
years in service
1
years in production
2
units produced
0
countries operating
ⓘ 6 countries retired it.
04 / Operators
📖 TERMS ON THIS PAGE6terms
A tank with heavy armor and firepower, prioritizing protection over mobility.
Manual: a tank transmission in which the driver selects gear changes manually, typically using a clutch pedal and gear lever to engage gears.
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 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 →