Top 10 least reliable used cars in the UK ๐ฌ๐ง according to the Warranty Wise reliability index 2026
1- Land Rover Discovery~Most expensive repair request (ยฃ25,694.93)
2- BMW 7 Series~Most expensive repair request (ยฃ17,342.93)
3- Mercedes-Benz S-Class~Most expensive repair request (ยฃ16,641.54)
4- Audi A7~Most expensive repair request (ยฃ7,464.24)
5- Range Rover Velar~Most expensive repair request (ยฃ22,851.90)
6- Range Rover Sport~Most expensive repair request (ยฃ24,708.00)
7- BMW X5~Most expensive repair request (ยฃ30,675.02)
8- Land Rover Discovery Sport~Most expensive repair request (ยฃ44,401.48)
9- BMW X7~Most expensive repair request (ยฃ15,934.80)
10- Land Rover Defender 110~Most expensive repair request (ยฃ22,911.16)
Based on 1.6 Million+ Repair Data Points
From UK vehicles aged 3-15 years
(Data collected 2023-2026)