Data Quality85%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the corvettes category.
01 / Overview
Hydra-class sloop
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
CORVETTES · PRE-WWI / INDUSTRIAL AGE
86
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the corvettes category, regardless of era.
02 / Specs & Design
◎Identification1MOD.1
- Ships in Class3
◈Displacement2MOD.2
- Light Displacement1,096 t
- Full Load Displacement1,113.536 t
▣Dimensions3MOD.3
- Length (overall)50.3 m
- Beam10 m
- Draft3.8 m
◇Complement1MOD.1
- Total Complement135
◆Propulsion3MOD.3
- PropulsionSteam Turbine
- Number of Engines1
- Top Speed9 kn
▤Gun Armament2MOD.2
- Main Gun Calibre204 mm
- Main Gun Count2
⬢Underwater Warfare3MOD.3
▲Aviation3MOD.3
◎Sensors & Combat Systems3MOD.3
◈Survivability4MOD.4
03 / History
SERVICE LIFESPANRetired
- 1837Production started
- 1839Production ended
- 1853First deployment: Crimean War
189
years in service
2
years in production
3
units produced
0
countries operating
ⓘ 1 countries retired it.
05 / MASS Score
CORVETTES RANKING Corvettes · Pre-WWI / Industrial Age
MASS RANKINGSMASS ↗
227CORVETTES86PRE-WWI / INDUSTRIAL AGE · CORVETTES897UNITED KINGDOM · ALL WEAPONS47PERFORMANCE/PRICE · CORVETTES
ⓘ Rankings are within theCorvettescategory.
📖 TERMS ON THIS PAGE1terms
A mechanical device that converts steam pressure into rotational energy, used to drive shipboard generators or propulsion systems.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources