If you are considering this car you might want to have a quick look at these reported issues with the MG4
https://www.mgevs.com/threads/mg4-reduction-gearbox-oil-leak.7641/
Only a small sample admitedly but 47.5% of owners are reporting the leak.
https://www.mgevs.com/threads/mg4-oil-leak-poll.7786/
and another issue:
https://www.mgevs.com/threads/mg4-undertray-dip-bulge.7796/
Seat Ateca FR Sport