Description
Performance
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Cruise speed: ~920 km/h (≈ Mach 0.85)
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Maximum altitude: ~13,700 m (≈ 45,000 ft)
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Range: ~11,850 km (varies by version & load)
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Maximum takeoff weight: ~394,600 kg / 875,000 lb
Capacity
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Typical seating: ~366 to 524 passengers (varies by airline and layout)
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Cargo versions: Available with large freight holds (747‑400F and variants)
Engines
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Four high‑bypass turbofans (options include Pratt & Whitney, General Electric CF6, or Rolls‑Royce RB211)
The 747‑400 was developed from earlier 747 models with larger winglets, advanced avionics, and improved efficiency, and was widely used by major airlines around the world for decades.
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