Audi Q4 reliability, MPG and running costs
Figures updated
The Audi Q4 is a car. In 2024 MOT tests it scored 92 for reliability (100 is average), ranking 313 of 442, and 13.9% failed first time against a UK average of 28.5%. Its most common MOT failure is condition (4.3% of tests).
Ranked 313 of 442 cars in the 2024 MOT Reliability League
In 2024, 2,116 Audi Q4s aged 3 to 20 had an MOT and 13.9% failed first time (UK average 28.5%). Taking age and mileage into account, the Audi Q4 is 9% more likely to fail than the average car of the same age and mileage. At the first MOT, at three years old, 13.9% failed (UK 12.7%).
First-time fail rate
13.9%
UK 28.5%
Fail rate at 3 years
13.9%
UK 12.7%
Average miles a year
10,000
Typical age at test: 3 years
Audi Q4 MOT failure rate by age
Most common Audi Q4 MOT faults
- Condition: has a cut in excess of the requirements deep enough to reach the ply or cords4.3% of tests
- Condition: has ply or cords exposed3.7% of tests
- Tread depth: tread depth below requirements of 1.6mm2.0% of tests
- Headlamp aim: too high0.8% of tests
- Wipers: does not clear the windscreen effectively0.7% of tests
- Washers: not working0.6% of tests
What the Audi Q4 fails on
| Area | Tests failing | vs similar cars |
|---|---|---|
| Tyres | 10.3% | ▲ 1.9× as often |
| Visibility | 2.0% | ▼ 36% less often |
| Lights and electrics | 1.6% | ▼ 44% less often |
| Seat belts and airbags | 0.8% | ▲ 2.2× as often |
| Suspension | 0.3% | ▼ 51% less often |
| Brakes | 0.1% | ▼ 92% less often |
| Body and structure | 0.1% | ▼ 67% less often |
| Wheels | 0.1% | ▼ 41% less often |
| Exhaust and emissions | 0.1% | ▼ 91% less often |
| Steering | 0.1% | ▼ 50% less often |
What MPG does the Audi Q4 do?
Electric versions average 4 miles per kWh, with an official range of 215 to 353 miles.
Work out a journey's fuel costHow much is road tax on a Audi Q4?
Any Audi Q4 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates).
Work out tax for a specific carAudi Q4 specs and running costs
Official figures for 10 versions sold in the UK between 2025 and 2025.
Fuel types
Electric
Electric range
215–353 miles
Efficiency
4.0 mi/kWh
Power
170–340 PS
| Version | Fuel | Economy | CO2 | Car tax | Company car tax |
|---|---|---|---|---|---|
| Q4 e-tron 35 e-tron170 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| Q4 Sportback e-tron 35 e-tron170 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| Q4 e-tron 40 e-tron204 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| Q4 Sportback e-tron 40 e-tron204 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| Q4 e-tron 45 e-tron286 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| Q4 e-tron 45 e-tron quattro286 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| Q4 Sportback e-tron 45 e-tron286 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| Q4 Sportback e-tron 45 e-tron quattro286 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| Q4 e-tron 55 e-tron quattro340 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| Q4 Sportback e-tron 55 e-tron quattro340 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
Economy and CO2 are official WLTP figures. Car tax is the yearly rate at current rates for a car first registered in the year listed, before any expensive car supplement. Company car tax is the 2026/27 benefit-in-kind rate.
What a Audi Q4 costs to fuel
- Electric, typical official 4 miles per kWh…
Official figures are usually 10–15% better than real-world driving.
Work out your charging costsBuying a used Audi Q4?
Check the MOT history of the exact car: every result, advisory and mileage reading, free.
Other Audi models
Frequently asked questions
›Is the Audi Q4 reliable?
Its MOT record is worse than average: the Audi Q4 is 9% more likely to fail than the average car of the same age and mileage, with a reliability score of 92 in our 2024 league (100 is average).
›What are common problems with the Audi Q4?
The most common MOT fault is “Condition: has a cut in excess of the requirements deep enough to reach the ply or cords”, found in 4.3% of tests. It fails on tyres more often than similar cars.
›What MPG does the Audi Q4 do?
Electric versions average 4 miles per kWh, with an official range of 215 to 353 miles.
›How much is road tax on a Audi Q4?
Any Audi Q4 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates).
›How many Audi Q4s fail their MOT?
13.9% of Audi Q4s aged 3 to 20 failed their MOT first time in 2024, and 13.9% failed at their first MOT.
Sources: DVSA anonymised MOT tests 2024, all versions of the Audi Q4 combined (Open Government Licence v3.0); official economy and CO2 from Vehicle Certification Agency data, © Crown copyright. VCA cannot accept liability for its accuracy. How we calculate the league.