what is it?
The Caudron G.4 is a French biplane with twin engines, widely used during World War I as a bomber. It was designed by René and Gaston Caudron as an improvement over their single-engined Caudron G.3. The aircraft employed wing warping for banking.
How to recognise it: 2 piston engines with propellers · 17.2 m wingspan
base stats
Bars compare against all aircraft: 3,500 km/h, 20,000 km, 850 seats; size and number built on a log scale up to 640 t (An-225) and 45,000 built (Cessna 172).
fun facts
- First flew 111 years ago, in 1915.
- Wingspan of 17.2 m: about 4 cars parked nose to tail.
piston: A car-like piston engine turning a propeller: simple and cheap, the classic small plane.
spec sheet
- first flight
- 1915
- number built
- 1,421
- role
- bomber
- makers
- Caudron
- engines
- 2× Le Rhône 9C
- crew
- 2
- length
- 7.3 m
- wingspan
- 17.2 m
- height
- 2.6 m
- max take-off weight
- 1,180 kg
- top speed
- 124 km/h
- range
- —
- ceiling
- 4,000 m
Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.
Sources: Wikidata Q2354765, Wikipedia: Caudron G.4 (CC BY-SA 4.0).Updated 2026-10-24.