Using four engines, it would seat between 180 and 200 passengers, and have a range of 6,000 nautical miles (11,000 km; 6,900 mi). It was deemed a replacement for the less-efficient Boeing 707s and Douglas DC-8s still in service.Very specific to the market thereby serving medium to long-haul North Atlantic. And into Regional routes with twin engine a330s. And the ultra long-haul flights over water with the quad engine. A340s.The reason for the additional landing gear is that it gives the A340 a higher maximum take-off weight. The additional wheel helps the aircraft to support more weight, as well as spreading it out over more points of contact with the ground.

How many engines can an A340 fly on : four engines
Powered by four engines, the A340 operates independent of restrictions that apply to twin-jet airliners, allowing direct flights to destinations – even on extended over-water routes and across unforgiving terrain.

Why is the A340 so rare

The A340-200 is among the world's least successful widebody aircraft. First delivered in 1993, the variant's sheer unpopularity was mainly due to being much too heavy (relative to the A340-300) yet with a lot fewer seats. It meant higher seat-mile costs, making it a less economical choice.

Is A380 bigger than A340 : The A380, known as the world's largest passenger plane, boasts an incredible wingspan, while the A340's elegant silhouette and extended fuselage offer enhanced range and performance.

Why it failed. The fuel consumption of the A340 was its Achilles heel. The upgrading of ETOPS for 180 minutes meant the A340 was competing against the behemoth that was the Boeing 777 for market share.

A major advantage of having four engines is the redundancy offered, leading to increased safety.

Is the A340 a safe plane

There have been no fatal accidents involving the A340 since it entered service in 1993. However, some airport runway incidents occurred but were caused by various factors, including weather conditions and pilot error. Aviation experts consider the aircraft to be safe.The Long Journey from the Purchase Decision to the Delivery of a New Aircraft. Next year, we are expecting the first of five Airbus A350-900s, which will gradually replace our A340 fleet. The actual production of the aircraft will only take a few months.The A340-600 is the longest commercial airplane in the world at 75.30 meters long, which is surpassed by only a few cargo planes and by a margin of a couple centimeters.

The 747–400 is far more efficient by being able to transport far more payload than the A340–600, over similar routes. And for similar destination capabilities, the comparable 777s are far more efficient than the A340s by virture of superior engine efficiency.

Is the A380 safer than the 777 : Now to answer your Question, both airplanes are extremely safe, the A-380 has never had a major accident or life's were lost, and the B-777 has had 2 accidents since it was lunched on June 7th 1995, that is almost 22 years ago, in that time it has flown 1,25 million flights(take-off and landings), and Emirates airlines …

Are 4 engines better than 2 : Fitting an aircraft with four engines also increases power, enabling more passengers, heavier payloads, and increased performance. This was especially important for early jet airliners, as jet engines at the time produced less thrust.

What is the safest jet to fly

An Air New Zealand Boeing 787-9. The world's safest aircraft have been named in Boeing's Statistical Summary of Commercial Jet Airplane Accidents 1959 – 2022. Boeing has been issuing the annual report for decades and it tracks all commercial airline flight incidents and accidents.

The A340-600 is the longest commercial airplane in the world at 75.30 meters long, which is surpassed by only a few cargo planes and by a margin of a couple centimeters.Safety Record

There have been no fatal accidents involving the A340 since it entered service in 1993.

Why is the A340 so underpowered : Being over 50 larger. Certainly contributes to the perception that the A340. 300 is lacking in power. The power to weight ratio of the Airbus.