Junkers Ju 87 G "Kanonenvogel" in action against Soviet riverine targets, shooting against water shows miss impacts well, Stuka 37mm is shown to be accurate in combat use vs small ships.
View: https://www.youtube.com/shorts/YZKFFWCoqq4 RAF Hurricane "Tin Can Opener" Tank Busters in the Western Desert 1942 HD -Restored. The Hurricane 40mm was also said to be very accurate, although its video doesn't show shell flight to target.