MERCEDES AMG C 43 EDITION 4MATIC AUTO (2021)
Running costs, common problems, and reliability data based on 42 real MOT tests in 2024.
MOT Pass Rate
90%
Total Tests (2024)
42
Avg Mileage
24,900 mi
Est. Annual Cost
£2,037
Is the 2021 MERCEDES AMG C 43 EDITION 4MATIC AUTO reliable?
Excellent reliability. Very few MOT failures. That's 8 points above the national average of 82%.
At 3 years old, 90% of MERCEDES AMG C 43 EDITION 4MATIC AUTOs from 2021 passed their MOT first time in 2024. That's based on 42 tests across the UK. The average mileage at this age is 24,900 miles.
How does the 2021 MERCEDES AMG C 43 EDITION 4MATIC AUTO compare?
Mileage Analysis
The average 2021 MERCEDES AMG C 43 EDITION 4MATIC AUTO has 24,900 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 43 EDITION 4MATIC AUTO 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.
MERCEDES AMG C 43 EDITION 4MATIC AUTO by Year
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About the 2021 MERCEDES AMG C 43 EDITION 4MATIC AUTO
The 2021 MERCEDES AMG C 43 EDITION 4MATIC AUTO is a large car with a 2996cc petrol engine. 42 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 78% of 2021 cars for MOT pass rates.
With an average of 24,900 miles at 3 years old, MERCEDES AMG C 43 EDITION 4MATIC AUTO owners drive about as much as the UK average.
2021 MERCEDES AMG C 43 EDITION 4MATIC AUTO Fuel Costs
The 2996cc 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 43 EDITION 4MATIC AUTO?
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 90% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2021 MERCEDES AMG C 43 EDITION 4MATIC AUTO
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 42 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2021 MERCEDES AMG C 43 EDITION 4MATIC AUTO
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- BMW 5 SERIES (2019) 92% pass rate (+2%) from 33,766 tests
- BMW X3 (2019) 92% pass rate (+2%) from 32,937 tests
- MERCEDES GLC (2019) 93% pass rate (+3%) from 30,341 tests
- BMW X5 (2019) 92% pass rate (+2%) from 23,506 tests