AUDI A6 S LINE 50 TFSI E QUATTRO SA (2021)
Running costs, common problems, and reliability data based on 186 real MOT tests in 2024.
MOT Pass Rate
96%
Total Tests (2024)
186
Avg Mileage
46,812 mi
Est. Annual Cost
£1,772
Is the 2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA reliable?
Excellent reliability. Very few MOT failures. That's 14 points above the national average of 82%. It also outperforms the AUDI brand average of 90%.
At 3 years old, 96% of AUDI A6 S LINE 50 TFSI E QUATTRO SAs from 2021 passed their MOT first time in 2024. That's based on 186 tests across the UK. The average mileage at this age is 46,812 miles.
How does the 2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA compare?
Mileage Analysis
The average 2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA has 46,812 miles on the clock, which is well above the expected 22,200 miles for a 3-year-old car. Check service history carefully, as high-mileage cars need consistent maintenance to stay reliable.
How much does a 2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA 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 A6 S LINE 50 TFSI E QUATTRO SA by Year
Checking a specific AUDI A6 S LINE 50 TFSI E QUATTRO SA?
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About the 2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA
The 2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA is a premium with a 1984cc hybrid engine. 186 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 18% of all 2021 cars for reliability.
With an average of 46,812 miles at 3 years old, AUDI A6 S LINE 50 TFSI E QUATTRO SA owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.
2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA Fuel Costs
The 1984cc hybrid engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 per year at current hybrid prices of 142p per litre (based on 7,400 miles per year). As a hybrid, real-world fuel costs will vary significantly depending on how much electric-only driving you do.
What does it cost to own a 2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA?
Total estimated annual running cost is £1,772 (£148/month), broken down as £1327 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 96% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA
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.
Alternatives to the 2021 AUDI A6 S LINE 50 TFSI E QUATTRO SA
The AUDI A6 S LINE 50 TFSI E QUATTRO SA is actually the most reliable option among similar hybrid premiums from this era. Here are comparable hybrid cars with similar engines:
- TOYOTA YARIS (2019) 93% pass rate (-3%) from 41,554 tests
- MINI COOPER S (2019) 92% pass rate (-4%) from 33,682 tests
- LAND ROVER RANGE ROVER SPORT (2019) 94% pass rate (-2%) from 33,069 tests
- TOYOTA C-HR (2019) 92% pass rate (-4%) from 29,893 tests