WhatPlane Quiz

Four-engine widebody identification

How to identify the Boeing 747-400

The 747’s short upper deck creates aviation’s best-known silhouette. On the -400, confirm the variant using the tall winglets at each wingtip.

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Boeing 747-400 side profile

Recognition checklist

Three visual clues

01

Upper-deck hump

The second deck occupies only the forward fuselage and ends before the wing.

02

Four engines

Two engines hang beneath each swept wing.

03

Winglets

The 747-400 usually carries upright winglets; the later 747-8 uses raked tips instead.

At a glance

Boeing 747-400 specifications

Published headline figures vary by configuration and operating conditions.

Length
70.7 m
Wingspan
64.4 m
Range
13,450 km

Source: Boeing commercial-aircraft information

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