Data Quality84%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the patrol boats & fast attack craft category.
01 / Overview
Tern-class river gunboat
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
PATROL BOATS & FAST ATTACK CRAFT · INTERWAR PERIOD
25
PERFORMANCE/PRICE
67
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the patrol boats & fast attack craft category, regardless of era.
02 / Specs & Design
◎Identification3MOD.3
- Hull Classificationgunboat
- Ship Typeriver gunboat
- In ServiceYes
◈Complement1MOD.1
- Total Complement60
▣Propulsion2MOD.2
- Propulsion Typesteam
- Nuclear-PoweredNo
◇Gun Armament2MOD.2
- Main Gunsmall caliber cannons
- Secondary Gunsmachine guns
◆Missile Armament2MOD.2
▤Underwater Warfare3MOD.3
⬢Aviation3MOD.3
▲Sensors & Combat Systems3MOD.3
◎Survivability5MOD.5
- CBRN CitadelNo
- DegaussingNo
- Hull Materialsteel
- Stealth ShapingNo
- Automated Damage ControlNo
◈Armour1MOD.1
- Armournone
03 / History
SERVICE LIFESPANStill in Service
- 1927Production started
99
years in service
1
countries operating
ⓘ The producing country still actively operates it.
05 / MASS Score
PATROL BOATS & FAST ATTACK CRAFT RANKING Patrol Boats & Fast Attack Craft · Interwar Period
MASS RANKINGSMASS ↗
266PATROL BOATS & FAST ATTACK CRAFT25INTERWAR PERIOD · PATROL BOATS & FAST ATTACK CRAFT795UNITED KINGDOM · ALL WEAPONS327PERFORMANCE/PRICE · PATROL BOATS & FAST ATTACK CRAFT
ⓘ Rankings are within thePatrol Boats & Fast Attack Craftcategory.
📚 Sources