First Five World War1 Aircrafts (Ranked by Speed)

(1) Martinsyde F4 Buzzard

Biplane Fighter Aircraft

1918/145 mph

(2) Airco DH4

Biplane - Bomber

1917/143 mph

(3) SPAD S.XIII (S.13)

Fighter

1917/138 mph

(4)_Royal Aircraft Factory S.E.5A

Fighter

1917/138 mph

(5) Ansaldo A 1 Balilla (Hunter)

Biplane Fighter

1918/137 mph

Source-Internet