The VBZ operates 181 motor buses, of which 85 are standard buses, 73 are articulated buses and 23 are minibuses. With the exception of 8 articulated buses, all motor buses are low floor. VBZ buses on the urban routes cover just under 6 million vehicle-kilometres a year per year, with district routes adding a further 1 million vehicle-kilometres and regional routes contributing 2 million vehicle-kilometres. Additionally, much of the regional service is provided by contractors operating on behalf of the VBZ, with such services covering a further 4 million vehicle-kilometers per year.