Another Top 5 WORST Planes During WWII That Are Rarely Mentioned

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World War II saw rapid advancements in aircraft design as nations sought to gain air superiority. While some planes became icons of the war, others fell short of expectations due to poor performance, flawed designs, or other shortcomings. Here are five lesser-known planes from WWII that struggled in their roles and remain infamous among aviation enthusiasts.
Blackburn Botha

The Blackburn Botha was intended to serve as a reconnaissance and torpedo bomber for the British Royal Air Force. Although it featured a spacious cabin and advanced equipment for its time, the plane was plagued by serious issues. Its engines were underpowered, leading to a disappointing speed and poor flight handling. Pilots often criticized its sluggishness and instability, making it unsafe for its intended missions. The aircraft was quickly removed from combat roles and relegated to training, where it was barely adequate.
French Bloch MB.131

The French Bloch MB.131 was introduced as a reconnaissance bomber in the 1930s, but by the time WWII began, it was already obsolete. Its top speed was far too slow to evade enemy fighters, and its armament was insufficient for self-defense. Crews operating the MB.131 often found themselves vulnerable during missions, leading to heavy losses. The aircraftโs outdated design and limited capabilities made it ineffective in combat, and it was eventually replaced by better planes.
Italian Breda Ba.88 Lince

The Italian Breda Ba.88 Lince was initially hailed as a high-performance ground-attack aircraft, but its reputation quickly soured. While early prototypes showed promise, the production models were disastrously flawed. The added weight of military equipment caused severe performance problems, including poor speed and handling. Deployed during the North African campaign, the Ba.88 proved almost unusable in combat, forcing the Italian Air Force to abandon it in favor of older, more reliable planes.
German Heinkel He 177 Greif

The German Heinkel He 177 Greif was the only long-range heavy bomber produced by Germany during the war. While it had impressive bomb load capacity, the aircraft was riddled with design flaws. Its engines, which shared a common crankcase, were prone to overheating and catching fire. This defect made the He 177 notoriously unreliable and dangerous for its crews. Efforts to fix the design were only partially successful, and the plane never fulfilled its potential as a strategic bomber.
American Curtiss-Wright CW-21 Demon

The American Curtiss-Wright CW-21 Demon was envisioned as a lightweight fighter capable of climbing quickly to intercept enemy planes. While it excelled in initial climb rate, its lightweight structure came at a cost. The CW-21 lacked armor and self-sealing fuel tanks, leaving it extremely vulnerable in combat. Used briefly in the early Pacific campaigns, it was quickly outclassed by more durable and heavily armed aircraft.