777X in Numbers

Key figures for the Boeing 777-8 and Boeing 777-9

The two Boeing 777X versions have attracted more than 300 orders so far, with Singapore Airlines recently firming an order for 20 777-9s.
Boeing

BOEING 777-8 CHARACTERISTICS

Wingspan (tips extended): 235ft 5in (71.7m)

Wingspan (tips folded): 212ft 8in (64.8m)

Wing area: 5,025ft2 (466.8-m2)

Length: 229ft (70m)

Height: 63ft 11in (19.4m)

Max design taxi weight: 777,000lb (352,442kg)

Max take-off weight: 775,000lb (351,534kg)

Max landing weight: To be disclosed

Max zero fuel weight: To be disclosed

Operating empty weight: To be disclosed

Max structural payload: To be disclosed

Total cargo volume: To be disclosed

Lower deck cargo volume: 8,131ft3 (230.2m3)

Lower deck cargo: To be disclosed

Useable fuel: To be disclosed

Cruise speed: Mach 0.85

Ceiling: To be disclosed

Seating: 365 passengers two-class

Range: 8,690 nautical miles (16,090km)

Engines: Two General Electric GE9X, each generating 100,000lb (444.8kN) of thrust Source: Boeing

BOEING 777-9 CHARACTERISTICS

Wingspan (tips extended): 235ft 5in (71.7m)

Wingspan (tips folded): 212ft 8in (64.8m)

Wing area: 5,025ft2 (466.8m2)

Length: 251ft 9in (76.72m)

Height: 64ft 1in (19.53m)

Max design taxi weight: 777,000lb (352,442kg)

Max take-off weight: 775,000lb (351,534kg)

Max landing weight: 587,000lb (266,258kg)

Max zero fuel weight: 562,000lb (254,918kg)

Operating empty weight: To be disclosed

Max structural payload: To be disclosed

Lower deck cargo volume: 8,131ft3 (230.2m3)

Lower deck cargo: 46 LD3 containers (26 forward, 20 aft) as standard, or 48 LD3 containers (26 forward, 22 aft) with large aft cargo door option

Usable fuel: 52,300 US gallons (197,977 litres)

Cruise speed: Mach 0.85

Ceiling: To be disclosed

Seating: 414 passengers two-class or 349 three-class

Range: 7,525 nautical miles (13,940km)

Engines: Two General Electric GE9X, each generating 100,000lb (444.8kN) of thrust

Source: Boeing Characteristics for Airport Planning

Key facts: 777X

• At 251ft 9in (76.72m) in length, the 777-9 will be longest airliner Boeing has ever built and 10ft (3m) longer than the 777-300ER

• Its GE9X engines will have a 134in (3,403mm) fan diameter, the largest fan diameter developed to date for any jet engine

• The 777-9 will be first twin-engine airliner designed to carry more than 400 passengers

• Folding wingtips extend in flight and retract to ensure ICAO Code E compatibility

• Commonality in systems with the 787 Dreamliner and current-production 777s

• Touchscreens in the flight deck