Nov 07, 2018 · Mazda – Not surprisingly, Mazda is currently considered the most reliable car in Australia. They are well made and extremely popular with their 3 and cx-5 models topping sales charts. Of 187 people surveyed, 83 said they had issues that needed to be fixed. Most revolved around in-car technical equipment, electrical components and batteries. Sep 05, 2019 · Peugeot’s global boss has set the car-maker the lofty goal of becoming the most reliable brand in Australia and abroad. Chief executive Jean-Phillipe Imparato says wholesale quality improvements have driven the new mandate, which will underline a renewed upmarket push for Peugeot in Australia.