Douglas DC-9 family

The Douglas DC-9 line on this site has three variants. Length runs from the DC-9-10 to the DC-9-50, a spread of 29.2 ft (28.0%). Three different wingspans appear across the line. Maximum takeoff weight grows by 33.4% from the lightest variant to the heaviest. All share Design Group III and Approach Category C.

The DC-9-50 has the 5th-lowest wingspan-to-length ratio among the 223 twin-engine types.

Douglas DC-9-50
Douglas DC-9-10

Open this pair in the overlay

Every variant, shortest first

All variants, sorted by length
Variant	Wingspan	Length	Tail height	Max. takeoff weight	Codes
Douglas DC-9-10	89.4 ft	104.4 ft	27.6 ft	90,700 lb	III-C
Douglas DC-9-30	93.3 ft	119.3 ft	27.8 ft	108,000 lb	III-C
Douglas DC-9-50	93.4 ft	133.6 ft	28.8 ft	121,000 lb	III-C

Source: FAA Aircraft Characteristics Database, October 2024 release. How we measure.