Head to head · Coupe SUV
Audi Q3 Sportback vs Mercedes-Benz GLC Coupe
On the measures that matter most to a used buyer — value retention, reliability, fuel economy and insurance — the Mercedes-Benz GLC Coupe comes out ahead of the Audi Q3 Sportback, winning 1 of the 1 categories where the two differ.
| Measure | Audi Q3 Sportback | Mercedes-Benz GLC Coupe |
|---|---|---|
| Est. value, ~3 years old | £22,650 (2023, 23,500 mi) | £33,800 (2023, 23,500 mi) |
| Value kept after 3 years | 64% | 64% |
| Reliability (MOT-derived, /100) | 70 | 70 |
| Average mpg | 40 | 42 · wins |
| Insurance group | 30 | 30 |
| 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 →
Q3 Sportback vs GLC Coupe — quick answers
How much does a used Q3 Sportback cost compared with a GLC Coupe?
A roughly three-year-old Audi Q3 Sportback is worth about £22,650 at typical mileage, against about £33,800 for the equivalent Mercedes-Benz GLC Coupe.