“Disabled visitors, including those who use wheelchairs, will find Bratislava to be much more accessible than others that formerly made up the Soviet Union”:

https://wheelchairtravel.org/bratislava/

wheelchairtravel.org

Bratislava, Slovakia Wheelchair Accessible Travel Guide - Wheelchair Travel

Bring your wheelchair to visit the Castle, Blue Church and Old Town using the guide to disability accessible travel in Bratislava, Slovakia.