A battle between the P-51 Mustang and the Me-163 Komet, the only operational rocket fighter

World War II was a time of great advances in combat aviation, with the arrival of the first jet fighters.

The historic display of a German Messerschmitt Me-262 fighter in the United Kingdom
Horten Ho-229, the avant-garde German plane that was 44 years ahead of the B-2 flying wing

One of the most innovative aircraft of that era was the Messerschmitt Me-163 Komet, the only operational rocket-powered fighter in the history of aviation. This aircraft, designed by the German aeronautical engineer Alexander Lippisch, made its first flight on September 1, 1941, exactly two years after the start of the war with the German invasion of Poland. However, the aircraft did not see combat until July 28, 1944.

The Komet was powered by a Hellmuth Walter Kommanditgesellschaft HWK 109-509A-2 rocket engine, which provided a maximum thrust of 14.71 kN. This was very low thrust compared to modern fighters, but the Komet was a small, tailless aircraft, 5.7 meters long with a wingspan of 9.3 meters, an empty weight of 1,905 kg, and a maximum takeoff weight of 4,309 kg. The Me-263 was the first aircraft to exceed 1,000 km/h, a record achieved on October 2, 1941, by its first prototype, the Me 163A V4, piloted by Heini Dittmar.

The Komet was armed with only two 30mm Rheinmetall Borsig MK 108 cannons. Its speed made it almost unbeatable by all Allied fighters, but it had a major flaw: its rocket engine could only burn for seven and a half minutes, severely limiting its range to a maximum of 40 kilometers. Adding to this problem was an even greater one: its fuel system was unreliable and prone to leaks, resulting in many pilots dying when their aircraft exploded on takeoff.

Approximately 370 Komets were built, of which only 279 were sent to combat units, a number far too small to have any real impact on the air battles of World War II. Their main engagements took place near the airfields of Brandis (Germany) and Stargard (occupied Poland), where these fighters were deployed to protect the synthetic fuel manufacturing plants at Leuna and Pölitz, respectively.

Yesterday, the YouTube channel Yarnhub (which I recommend you subscribe to if you're interested in military history) published one of its always excellent videos recreating a computer-generated battle between 16 Me-136 Komet fighters and 2,000 Allied aircraft (900 bombers and 1,100 fighters flying as escorts), an unequal battle in which the German rocket fighter went head-to-head with the famous B-17 Flying Fortress bomber and the equally celebrated P-51 Mustang, one of the best fighters of World War II, near Brandis on November 2, 1944:

+ UPDATED 27.12.2025 18:15h: The channel Blue Paw Print, from the author of Yarnhub, also published this other video yesterday analyzing the engineering of the Me-163:

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Main image: Yarnhub.