In terms of geomorphology, it forms one unit together with the Neusiedl Basin (Neusiedler Becken) in Austria and the Győr Basin (Győri-medence) in Hungary.
U smislu geomorfologije jednu jedinicu tvori zajedno sa Neusiedl Basin (Neusiedler Becken) u Austriji i Győr Basin (Győri-medence) u Mađarskoj.