Head to head · Coupe
Audi A5 vs Mercedes-Benz CLA
On value retention, reliability, fuel economy and insurance, the Audi A5 and Mercedes-Benz CLA finish level — the right pick comes down to which measures matter most to you.
| Measure | Audi A5 | Mercedes-Benz CLA |
|---|---|---|
| Est. value, ~3 years old | £23,900 (2023, 30,500 mi) | £19,800 (2023, 28,500 mi) |
| Value kept after 3 years | 64% | 64% |
| Reliability (MOT-derived, /100) | 76 | 78 · wins |
| Average mpg | 43 · wins | 40 |
| Insurance group | 48 | 48 |
| Road tax / year | £195 | £195 |
| Typical annual service | £290 | £290 |
Valuations are each model's ~3-year-old example at typical mileage, through the same model behind the profiles. Adjust mileage, trim and condition in the interactive comparison →
A5 vs CLA — quick answers
Which is more reliable, the A5 or the CLA?
The Mercedes-Benz CLA scores higher on Forecourt's MOT-derived reliability measure — 78 against the Audi A5's 76 out of 100.
How much does a used A5 cost compared with a CLA?
A roughly three-year-old Audi A5 is worth about £23,900 at typical mileage, against about £19,800 for the equivalent Mercedes-Benz CLA.