I don't know -- we rented a car for 5 adults + luggage in FR a few years ago, and we wound up with a Citroen C3 Aircross[1].
"This is the biggest one we have" was the only answer we got, so we made it work.
[edit: corrected a typo]
"This is the biggest one we have" was the only answer we got, so we made it work.
[edit: corrected a typo]