Comparison between a modernised (left) and unmodernised (right) Duewag MGT6D/NF6D in Łódź, Poland, 2022
<a href="//commons.wikimedia.org/w/index.php?title=User:Dominik_aus_Polen&amp;action=edit&amp;redlink=1" class="new" title="User:Dominik aus Polen (page does not exist)">Dominik aus Polen</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>