Comparison of Boeing BBJ 777-9 and Lockheed L-1011 TriStar 500

Attribute	Lockheed L-1011 TriStar 500 ×	Boeing BBJ 777-9 ×
General
Manufacturer	Lockheed Martin Aeronautics	Boeing
Model	Lockheed L-1011 TriStar 500	Boeing BBJ 777-9
Country	United States	United States
Manufactured from (year)	1968	2017
Manufactured to (year)	1984	-
Type	Mid Size Passenger Jets	Heavy Business Jets
Icao	L101	B779
Performance
Engine	3x 3 x Rolls-Royce RB.211-524B	2x General Electric GE9X
Power, lbf (lbf)	50,000	105,000
Avionics	-	Rockwell Collins
Max cruise speed (km/h)	972	-
Travel range (km)	9,906	20,372
Fuel economy (km/l)	0.059	-
Service ceiling (m)	13,106	-
Rate of climb (m/sec)	14.33	-
Take off distance (m)	2,426	-
Landing distance (m)	1,734	-
Weights
Max take off weight (kg)	231,332	351,550
Max payload (kg)	42,003	39,964
Fuel tank capacity (l)	119,778	197,976
Baggage volume (m³)	420	-
Dimensions
Seats	246	-
Seats - business class	253	-
Seats - first class	234	-
Cabin height (m)	2.4	2.41
Cabin width (m)	5.8	5.96
Cabin length (m)	41.4	-
Exterior length (m)	50.05	76.7
Tail height (m)	16.8	19.65
Fuselage diameter (m)	6	6.2
Wing span (m)	50.1	71.8
Wing tips	No Winglets	split Split Scimitar Winglet