AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A (2021)
Running costs, common problems, and reliability data based on 41 real MOT tests in 2024.
MOT Pass Rate
98%
Total Tests (2024)
41
Avg Mileage
26,268 mi
Est. Annual Cost
£2,037
Is the 2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A reliable?
Excellent reliability. Very few MOT failures. That's 16 points above the national average of 82%. It also outperforms the AUDI brand average of 90%.
At 3 years old, 98% of AUDI Q8 SLN ED 1 55 TFSI MHEV QTO As from 2021 passed their MOT first time in 2024. That's based on 41 tests across the UK. The average mileage at this age is 26,268 miles.
How does the 2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A compare?
Mileage Analysis
The average 2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A has 26,268 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.
How much does a 2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A by Year
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About the 2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A
The 2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A is a premium performance with a 2995cc petrol engine. 41 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 8% of all 2021 cars for reliability.
With an average of 26,268 miles at 3 years old, AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A owners drive about as much as the UK average.
2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A Fuel Costs
The 2995cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A?
Total estimated annual running cost is £2,037 (£170/month), broken down as £1592 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 98% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A
At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet. Note: with only 41 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2021 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A
The AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A is actually the most reliable option among similar petrol premium performances from this era. Here are comparable petrol cars with similar engines:
- BMW 5 SERIES (2019) 92% pass rate (-6%) from 33,766 tests
- BMW X3 (2019) 92% pass rate (-6%) from 32,937 tests
- MERCEDES GLC (2019) 93% pass rate (-5%) from 30,341 tests
- BMW X5 (2019) 92% pass rate (-6%) from 23,506 tests