Exchange 4.5 in District 7 for at least 3.5 (City & Agglo)

I am exchanging my beautiful, nature-located 4.5 room apartment (107m2) including a large balcony for at least a 2.5-4.5 room apartment (at least 75m2) with a large balcony in Zurich where cats are allowed. The apartment is located on a private road (30 zone), so renting a parking space is not necessary, as you can park for free along the street. Nevertheless, there is the possibility to rent one or two underground parking spaces. There is a lot of forest around (Loorenkopf), it is basically a r...