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Mercedes C 300 AMG Line Edition Auto MOT Pass Rate and Running Costs

Reliability, estimated running costs, and MOT data across 1 model year from 98 MOT tests in 2024.

Avg Pass Rate

92%

Total Tests

98

Model Year

2020

Years Covered

1

About the Mercedes C 300 AMG Line Edition Auto

The Mercedes C 300 AMG Line Edition Auto was MOT tested 98 times in 2024 (DVSA data, retests included) across 1 model year (2020), with an average pass rate of 92%. That's comfortably above the average of 82% across all models in our data. Our records list petrol versions.

Compared to the Mercedes brand average of 87%, the C 300 AMG Line Edition Auto performs 5 points better, making it one of the more reliable options in the Mercedes range.

Estimated Running Costs

Fuel (Petrol, 1991cc)
£1,631
Road Tax
£200
MOT Test
£55
Predicted Repairs
£200
Total per year£2,086
Per month£174/mo

Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.

Full 2020 details

How reliable is the Mercedes C 300 AMG Line Edition Auto?

vs average of all models+10% (82% avg)
vs Mercedes brand average+5% (87% avg)

Mercedes C 300 AMG Line Edition Auto by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

YearPass RateTestsAvg Mileage
202092%9846,412 mi

Questions about the Mercedes C 300 AMG Line Edition Auto

Is the Mercedes C 300 AMG Line Edition Auto reliable?

Across its 1 model year in our data (2020), the Mercedes C 300 AMG Line Edition Auto averages a 92% MOT pass rate, from 98 tests (DVSA MOT data for tests in 2024, retests included). That's 10 points above the average of 82% across all models in the same data.

Mercedes C 300 AMG Line Edition Auto Guides & Articles

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