As of 2026-10-12, Friedrichshafen G.IV tops the list with 23 m.
- #1 Friedrichshafen G.IV — 23 m
type of aircraft
The Friedrichshafen G.IV and G.V respectively were heavy bombers that were designed and manufactured in Germany during World War I by Flugzeugbau Friedrichshafen. The G.IV saw limited use by the Luftstreitkräfte for tactical and limited strategic bombing operations, while the G.V and a follow-on design, the FF.62 did not fly until after the Armistice. Read more on Wikipedia.
Wikidata - #2 Ilyushin Il-28 — 21 m
1948 bomber aircraft family
The Ilyushin Il-28 is a medium-range jet bomber, originally manufactured for the Soviet Air Forces, in service since 1950. It was the Soviet Union's first such aircraft to enter large-scale production. Total production in the USSR was 6,316 aircraft. Read more on Wikipedia.
Wikidata - #3 Musger Mg 9 — 18 m
type of aircraft
The Musger Mg 9 was a tandem two seat glider built in Austria in the mid-1930s. It broke both world and national records. Read more on Wikipedia.
Wikidata - #4 Kondor W 1 — 13 m
German trainer aircraft
source Wikidata - #5 Albatross W 2 — 12 m source Wikidata
- #6 Caspar C 17 — 12 m
type of aircraft
The Caspar C 17 was a mid-1920s German, low power, two seat ultralight aircraft with a cantilever wing of unusually high aspect ratio, flexibly attached to the fuselage to moderate gust effects. Read more on Wikipedia.
Wikidata - #7 LFG V 40 — 11 m
1920s German sports aircraft
The LFG V 40 and V 44 were one-off, single-engine, two-seat sports monoplanes, identical apart from their engines, built in Germany in 1925. Read more on Wikipedia.
Wikidata - #8 Hopfner HS-5/28 — 11 m
type of aircraft
The Hopfner HS-5/28 was a utility aircraft built in Austria in the late 1920s. It was a conventional, parasol-wing monoplane with seating for two occupants in tandem, open cockpits. The landing gear was of fixed, tailskid type with divided main units. Two examples were built with Walter NZ60 engines, followed by two more with the more powerful NZ85 for Swiss aeroclub use. One of these latter machines remained in service until 1934. Read more on Wikipedia.
Wikidata - #9 Beneš-Mráz Be-52 — 11 m source Wikidata
- #10 Beneš-Mráz Be-56 Beta-Major — 11 m
1930s Czech aircraft
The Beneš-Mráz Be-56 Beta-Major was a single-seat aerobatic advanced trainer manufactured in Czechoslovakia shortly before World War II. Read more on Wikipedia.
Wikidata