Data Quality86%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the air superiority fighters category.
01 / Overview
Letov Š-20
Category
Country
Production
1925–
Quantity
118
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
AIR SUPERIORITY FIGHTERS · INTERWAR PERIOD
99
PERFORMANCE/PRICE
75
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the air superiority fighters category, regardless of era.
02 / Specs & Design
◎General6MOD.6
- First Flight1925
- Service Entry Year1926
- Crew1
- Primary RoleAir Superiority Fighter
- GenerationBiplane interwar
- In ServiceYes
◈Powerplant6MOD.6
- Engine TypeŠkoda-built Hispano-Suiza 8Fb
- Engine ModelHispano-Suiza 8Fb
- Number of Engines1
- AfterburnerNo
- SupercruiseNo
- Thrust VectoringNo
▣Performance4MOD.4
- Top Speed257.5 km/h
- Service Ceiling7,250 m
- Ferry Range528 km
- Rate of Climb6 m/s
◇Dimensions & Weights6MOD.6
- Length7.44 m
- Wingspan9.6 m
- Height2.56 m
- Wing Area18.4
- Empty Weight740 kg
- Loaded Weight1,050 kg
◆Armament7MOD.7
- Hardpoints0
- Internal Gun2x fixed, forward-firing, synchronised Vickers machine-guns (ZB vz.09) in the forward fuselage upper decking
- Internal Weapons BayNo
- Air-to-Air MissilesNo
- Air-to-Ground MissilesNo
- Anti-Ship MissilesNo
- Nuclear CapableNo
▤Avionics & Stealth8MOD.8
⬢Production3MOD.3
- Total Built118
- Operators2
- Variants5
▲Service History3MOD.3
- Retirement Year1936
- Production Start1925
- Operational StatusRetired
03 / History
SERVICE LIFESPANStill in Service
- 1925Production started
101
years in service
118
units produced
2
countries operating
ⓘ The producing country still actively operates it. 1 countries retired it.
04 / Operators
Operator Countries3country
Letov Š-20SALES1records
| Year | Buyer | Quantity | Amount | Present Value (2025) |
|---|---|---|---|---|
| — |  Lithuania | 10 | — | — |
ⓘ "Present Value" is an estimated amount adjusted for inflation.
05 / MASS Score
AIR SUPERIORITY FIGHTERS RANKING Air Superiority Fighters · Interwar Period
MASS RANKINGSMASS ↗
536AIR SUPERIORITY FIGHTERS99INTERWAR PERIOD · AIR SUPERIORITY FIGHTERS155CZECH REPUBLIC · ALL WEAPONS299PERFORMANCE/PRICE · AIR SUPERIORITY FIGHTERS
ⓘ Rankings are within theAir Superiority Fighterscategory.
📚 Sources