COMPARE · AIRCRAFT

Boeing 787-9 Dreamliner vs Boeing 777-300ER

First aircraftSecond aircraft

TO SCALE

SPEC

Boeing 787-9 Dreamliner

Boeing 777-300ER

Manufacturer

Boeing

Family

787

777

Seats (typical)

250–296

350–400

Range

7,635 nm

7,370 nm

Length

62.8 m

73.9 m

Wingspan

60.1 m

64.8 m

Cruise speed

Mach 0.85 (561 mph, 903 km/h)

Mach 0.84 (554 mph, 892 km/h)

Engines

Two General Electric GEnx-1B or Rolls-Royce Trent 1000 turbofans

Two General Electric GE90-115B turbofans

First flight

2013

2003

Entered service

2014

2004

Status

In production

Highlighted cell = higher figure. Specs are manufacturer-typical; configurations vary by airline.

VERDICT

The Boeing 787-9 Dreamliner flies farther; the Boeing 777-300ER seats more passengers, is longer and has a wider wingspan.

Data methodology

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