Comparison of McDonnell Douglas DC-9-10 and McDonnell Douglas C-9 Nightingale

Attribute	McDonnell Douglas C-9 Nightingale ×	McDonnell Douglas DC-9-10 ×
General
Manufacturer	McDonnell Douglas	Douglas Aircraft Co.
Model	McDonnell Douglas C-9 Nightingale	McDonnell Douglas DC-9-10
Country	United States	United States
Manufactured from (year)	1968	1965
Manufactured to (year)	1982	1969
Type	Military Aircraft	Light Passenger Jets
Icao	DC9	DC91
Performance
Engine	2x Pratt & Whitney JT8D-9	2x Pratt & Whitney JT8D-7
Power, lbf (lbf)	14,500	14,000
Max cruise speed (km/h)	926	896
Approach speed (km/h)	235	244
Travel range (km)	3,221	2,685
Service ceiling (m)	11,278	10,668
Rate of climb (m/sec)	15.24	14.22
Take off distance (m)	2,100	1,615
Landing distance (m)	1,500	1,320
Weights
Max take off weight (kg)	50,000	41,100
Max landing weight (kg)	44,906	37,100
Max payload (kg)	13,674	18,000
Fuel tank capacity (l)	13,926	13,979
Baggage volume (m³)	25.3	17
Dimensions
Seats	84	9
Cabin height (m)	2.05	2.1
Cabin width (m)	2.66	3.1
Cabin length (m)	-	18.29
Exterior length (m)	36.36	31.82
Tail height (m)	8.5	8.38
Fuselage diameter (m)	3.3	3.34
Wing span (m)	28.44	27.25
Wing tips	No Winglets	No Winglets