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#0321

Dornier Komet

first flew 1921· airliner

Dornier Komet, photo 1 of 4
1/4 Swissair· CC BY-SA 4.0

what is it?

The Dornier Komet (Comet), Merkur (Mercury), Do C, Do D, and Do T were a family of aircraft designed and manufactured by the German aircraft manufacturer Dornier Flugzeugwerke. Developed during the 1920s, the aircraft was originally operated as a small airliner. Military variants were subsequently developed, including a heavily modified floatplane torpedo bomber model.

How to recognise it: 1 piston engine with propeller · 19.6 m wingspan

base stats

  • speed 200 km/htop speed
  • size 3,600 kgmax take-off weight

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 105 years ago, in 1921.
  • Top speed is 1.5× a car on the Dutch motorway (130 km/h).
  • Wingspan of 19.6 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
1921
number built
—
role
airliner
makers
Dornier
engines
1× BMW VI
length
12.5 m
wingspan
19.6 m
height
3.6 m
max take-off weight
3,600 kg
top speed
200 km/h
cruise speed
180 km/h
range
—
ceiling
5,200 m

Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.

Sources: Wikidata Q1245910, Wikipedia: Dornier Komet (CC BY-SA 4.0).Updated 2026-10-24.

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