Aircraft Dimensions

Aircraft / Boeing

Boeing 737 MAX 9

Boeing · jet, 2 engines · ICAO B39M

The Boeing 737 MAX 9 has the 4th-highest maximum takeoff weight in Design Group III (77 types, 76 with a published figure), and the joint 5th-highest FAA reference approach speed among the 223 twin-engine types (the input for its Approach Category). Within the 11-variant Boeing 737 line it has the greatest length and highest maximum takeoff weight. Its wingspan stops 0.2 ft short of the 118 ft line where Design Group IV begins. The FAA lists it in two approach categories, C and D, from reference speeds of 140 to 150 kt.

118 ft · Group IV starts79 ft · Group III starts117.8 ft
118 ft · Group IV starts79 ft · Group III starts117.8 ft
Wingspan
117.8 ft35.9 m
Length
138.3 ft42.2 m
Tail height
40.8 ft12.4 m
45 ft · Group IV starts30 ft · Group III starts40.8 ft
45 ft · Group IV starts30 ft · Group III starts40.8 ft

Overlay with the 737-900

Airport design codes

III

Design Group III. Set by wingspan and tail height alike.

D

Approach Category D. Band: 141 to 165 kt.

Gear and weights

Weights and codes
Cockpit to main gear62.1 ft18.9 m
Max. takeoff weight194,700 lb88,314 kg
Max. landing weight163,900 lb74,344 kg
Main gear codeD
Taxiway Design Group3
ICAO wake categoryMedium

Where it sits

By length it falls between the Airbus A321 and the Boeing 737-900.

Main gear 23.1 ft wide (7.0 m), 20% of the span; wheelbase 56.3 ft (17.2 m), 41% of the length.

US records: 291,234 US flight-plan operations in FY2024; 53 on the US register.

One of 11 variants on the Boeing 737 page.

Closest in size on this site

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