MERCEDES AMG C 63 S NIGHT ED PREM + A (2021)
Running costs, common problems, and reliability data based on 384 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
384
Avg Mileage
17,817 mi
Est. Annual Cost
£2,037
Is the 2021 MERCEDES AMG C 63 S NIGHT ED PREM + A reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.
At 3 years old, 93% of MERCEDES AMG C 63 S NIGHT ED PREM + As from 2021 passed their MOT first time in 2024. That's based on 384 tests across the UK. The average mileage at this age is 17,817 miles.
How does the 2021 MERCEDES AMG C 63 S NIGHT ED PREM + A compare?
Mileage Analysis
The average 2021 MERCEDES AMG C 63 S NIGHT ED PREM + A has 17,817 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 MERCEDES AMG C 63 S NIGHT ED PREM + 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.
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About the 2021 MERCEDES AMG C 63 S NIGHT ED PREM + A
The 2021 MERCEDES AMG C 63 S NIGHT ED PREM + A is a performance with a 3982cc petrol engine. 384 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 17,817 miles at 3 years old, MERCEDES AMG C 63 S NIGHT ED PREM + A owners drive about as much as the UK average.
2021 MERCEDES AMG C 63 S NIGHT ED PREM + A Fuel Costs
The 3982cc 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 MERCEDES AMG C 63 S NIGHT ED PREM + 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 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2021 MERCEDES AMG C 63 S NIGHT ED PREM + 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.
Alternatives to the 2021 MERCEDES AMG C 63 S NIGHT ED PREM + A
If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- MERCEDES C (2019) 91% pass rate (-2%) from 52,838 tests
- PORSCHE CAYENNE (2019) 95% pass rate (+2%) from 9,063 tests
- PORSCHE 911 (2019) 97% pass rate (+4%) from 7,188 tests
- AUDI A6 (2020) 94% pass rate (+1%) from 3,470 tests