Data Quality87%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the tactical / medium bombers category.
01 / Overview
A.304
Category
Country
Prime contractor
Production
1938–1940
Quantity
19
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
TACTICAL / MEDIUM BOMBERS · INTERWAR PERIOD
43
PERFORMANCE/PRICE
75
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the tactical / medium bombers category, regardless of era.
02 / Specs & Design
◎General6MOD.6
- First Flight1937
- Service Entry Year1939
- Crew3
- Primary RoleReconnaissance/Observation, Light Bomber, Training
- GenerationInterwar
- In ServiceYes
◈Powerplant7MOD.7
- Engine TypeWalter Super Castor IMR
- Engine ModelWalter Super Castor I-MR
- Number of Engines2
- AfterburnerNo
- SupercruiseNo
- Thrust VectoringNo
- Internal Fuel925 kg
▣Performance9MOD.9
- Top Speed322 km/h
- Cruise Speed290 km/h
- Stall Speed95 km/h
- Service Ceiling5,800 m
- Ferry Range1,199 km
- Combat Radius400 km
- Rate of Climb6.75 m/s
- G-Limit4.5
- Takeoff Run250 m
◇Dimensions & Weights7MOD.7
- Length13.21 m
- Wingspan19.2 m
- Height3.4 m
- Wing Area45.3
- Empty Weight3,006 kg
- Loaded Weight4,364 kg
- Max Takeoff Weight4,300 kg
◆Armament8MOD.8
- Hardpoints0
- Weapons Payload300 kg
- Internal Gun; * 1 × fixed forward-firing 7.92 mm vz-30 machine gun * 1 × 7.92 mm vz-30 machine gun in dorsal turret * 1 × 7.92 mm vz
- Internal Weapons BayNo
- Air-to-Air MissilesNo
- Air-to-Ground MissilesNo
- Anti-Ship MissilesNo
- Nuclear CapableNo
▤Avionics & Stealth8MOD.8
⬢Production1MOD.1
- Total Built19
▲Service History2MOD.2
- Retirement Year1943
- Operational StatusRetired
03 / History
SERVICE LIFESPANStill in Service
- 1938Production started
- 1940Production ended
88
years in service
2
years in production
19
units produced
4
countries operating
ⓘ The producing country still actively operates it.
04 / Operators
Operator Countries4country
A.304SALES2records
| Year | Buyer | Quantity | Amount | Present Value (2025) |
|---|---|---|---|---|
| 1938 |  Czech Republic | 19 | — | — |
| — |  Bulgaria | 1 | — | — |
ⓘ "Present Value" is an estimated amount adjusted for inflation.
05 / MASS Score
TACTICAL / MEDIUM BOMBERS RANKING Tactical / Medium Bombers · Interwar Period
MASS RANKINGSMASS ↗
138TACTICAL / MEDIUM BOMBERS43INTERWAR PERIOD · TACTICAL / MEDIUM BOMBERS115CZECH REPUBLIC · ALL WEAPONS104PERFORMANCE/PRICE · TACTICAL / MEDIUM BOMBERS
ⓘ Rankings are within theTactical / Medium Bomberscategory.
📚 Sources