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The two most common aircraft with four engines in regular passenger service today are the Boeing 747 and Airbus A340. There are other four engine jets still flying - including the Douglas DC-8s which were produced in the 1960s and many have been converted to freighters and the new Airbus A380. Place your mouse over the red links below to highlight the illustration and scroll down to see photos of these kinds of aircraft.
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Q The Boeing 747 was introduced in 1970 and the -400 series is in production
today. In North America only United and Northwest fly the passenger versions while UPS has some freighters. |
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Q The Airbus A340 went into
service in 1993 and is in production
today. In North America only Air Canada operates this model aircraft. |
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The 747 is the only aircraft
with an
upper deck over the forward section. |
Boeing 747
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Only one version of the 747 has wingtip extensions called "winglets" (the -400 series) while all Airbus A340s have them. 747 engines have pointed exhaust outlets The A340's engines are all cone-shaped. |
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  Boeing 747 Airbus A-340 |
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| A 747 can hold as many as 568 passengers in a domestic two-class seating configuration! Onboard you'll find no less than ten lavatories and galleys in the front, middle, rear, and upper decks! The 747 economy class seats are usually 3-4-3 across while the A340 is typically 2-4-2 across. |
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Follow the links below to see photos of these aircraft. All photos © Bruce Leibowitz
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Boeing 747-451 Registration: N670US Northwest Air Lines Minneapolis-St. Paul Int'l Airport (MSP) March 3, 2005 |
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Boeing 747-256B Registration: EC-DIB Iberia Airlines Miami Int'l Airport (MIA) December 28, 2004 |
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Boeing 747-2S4F/SCD Registration: 9G-MKQ MK Airlines Huntsville Int'l Airport (HSV) June 26, 2003 |
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Airbus A340-211 Registration: D-AIBH Lufthansa Airlines (Germany) Atlanta Hartsfield-Jackson Int'l Airport June 21, 2002 |
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