There was also 1 german tank for 20+ soviet ones
The German tanks were outnumbered but nowhere near a 1:20 ratio lol. Tank strength at the Eastern Front was about 1:1 to 1:3 (GER-SOV) depending on the time.
http://chris-intel-corner.blogspot.com/2013/01/tank-strength-and-losses-eastern-front.html
https://ww2-weapons.com/russian-vs-german-tanks-in-ww-ii/