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I45
Photo: TuRbO_J from Adelaide, Australia · Wikimedia Commons · CC BY 2.0
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I45

Torpedoes · 1906
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I45

I45
I45 Photo: TuRbO_J from Adelaide, Australia · Wikimedia Commons · CC BY 2.0
* Absolute score — assessed within category · no era adjustment
Lethality
60
Range
40
Speed
30
Guidance / Homing
55
Counter-Measure Resistance
35
Depth Capability
45
Acoustic Stealth
25
Reliability
50
Technology
40
Cost-Effectiveness
65
CategoryTorpedoes
EraPre-WWI / Industrial Age
In service1906
Operators2 countries
Data Quality85%
MASS(Military Archive Scoring System)
45
Torpedoes MASS Rating
2/20
Pre-WWI / Industrial Age
80/116
All-Time
Torpedoes · 10 axes scored
Lethality
60
Range
40
Speed
30
Guidance / Homing
55
Counter-Measure Resistance
35
Depth Capability
45
Acoustic Stealth
25
Reliability
50
Technology
40
Cost-Effectiveness
65
ⓘ Regardless of era, the same scoring system applies to all units in the torpedoes category.
01 / Overview
I45
Category
Production
1906–
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
TORPEDOES · PRE-WWI / INDUSTRIAL AGE
2
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
45
torpedoes category
ⓘ Performance/Price and MASS score are computed across all units in the torpedoes category, regardless of era.
02 / Specs & Design
◎General1MOD.1
  • Weapon Typetorpedo
◈Guidance & Homing2MOD.2
  • GuidedYes
  • Guidance Typewire-guided, acoustic homing, wake-homing
▣Performance1MOD.1
  • Propulsion Typeself-propelled
◇Warhead3MOD.3
▤Warhead Detail1MOD.1
  • Detonation Mechanism / Fuzeimpact or proximity
03 / History
SERVICE LIFESPANRetired
  1. 1906Production started
120
years in service
0
countries operating
ⓘ 2 countries retired it.
04 / Operators
📖 TERMS ON THIS PAGE3terms
A guided bomb is a munition that uses a guidance system to modify its flight path in real-time to ensure accuracy.
Ship-launched: a torpedo designed to be deployed from surface warships using onboard launch tubes or deck-mounted launchers.
Designation for intercontinental ballistic missiles (ICBMs) deployed and launched from submerged submarines.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Torpedoes entry →