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Four 252.4kN (56,750lb) Pratt & Whitney PW-4056 turbofans or 266.9kN (60,000lb) PW-4060s, or 275.8kN (62,000lb) PW-4062s, 252.4kN (56,750lb) General Electric CF6-80-C2B1Fs or 273.6kN (61,500lb) CF6-80-C2B1F1s or -80-C2B7Fs, or 258.0kN (58,000lb) RollsRoyce RB-211-524G or -524Hs, or 262.4 to 266.9kN (59 to 60,000lb) RB-211-524G/H-Ts.
747-400 - Max cruising speed 939km/h (507kt), long range cruising speed 907km/h (490kt). Design range with 420 three class pax at 396,895kg (875,000lb) MTOW 13,491km (7284nm) with PW-4000s, 13,444km (7259nm) with GEs, 13,214km (7135nm) with RB-211s.
747-400ER - Range at MTOW 14,205km (7670nm).
747-400ERF - Range at MTOW 9200km (4970nm).
747-400 - Standard operating empty with PW-4056s 180,985kg (399,000lb), with CF6-80-C2B1Fs 180,755kg (398,500lb), with RB-211s 181,755kg (400,700lb); operating weights at optional MTOW with PW-4056s 181,485kg (400,100lb), with CF6-80-C2B1Fs 181,255kg (399,600lb), with RB-211s 182,255kg (401,800lb). Max takeoff 362,875kg (800,000lb), or optionally 377,845kg (833,000lb), or 385,555kg (850,000lb), or 396,895kg (875,000lb).
747-400ER/ERF - MTOW 412,770kg (910,000lb).
Wing span 64.44m (211ft 5in), length 70.67m (231ft 10in), height 19.41m (63ft 8in). Wing area 541.2m2 (5825sq ft).
747-400 - Flightcrew of two. Typical three class seating for 416 (23 first, 78 business and 315 economy class pax). Cargo hold 170.5m3 (6025cuft) or 151m3 (5332cuft).
747-400 Domestic - Two class seating for 568 (24 first and 544 economy).
747-400 Combi - Typical arrangement for six or seven pallets and 266 three class passengers.
747-400ER - Same as -400, but cargo hold 158.6m3 (5599cuft) or 137m3 (4837cuft).
747-400F - 30 pallets on the main deck and 32 LD1 containers in the lower hold.
Orders for the 747-400 as of August 2002 stood at 632 (of which 17 ER/ERF), of which 585 had been delivered. Total 747 sales stood at 1356.
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