CarCostCheck

MERCEDES EQC 400 AMG LINE PREMIUM + 4M (2021)

Running costs, common problems, and reliability data based on 3,213 real MOT tests in 2024.

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MOT Pass Rate

87%

Total Tests (2024)

3,213

Avg Mileage

29,557 mi

Est. Annual Cost

£1,095

Is the 2021 MERCEDES EQC 400 AMG LINE PREMIUM + 4M reliable?

Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.

At 3 years old, 87% of MERCEDES EQC 400 AMG LINE PREMIUM + 4Ms from 2021 passed their MOT first time in 2024. That's based on 3,213 tests across the UK. The average mileage at this age is 29,557 miles.

How does the 2021 MERCEDES EQC 400 AMG LINE PREMIUM + 4M compare?

Rank among all 2021 cars2809th out of 3,373(top 83%)
Rank among all MERCEDES models752th out of 1,408(top 53%)
vs national average+5% (82% avg)
vs 2021 cars average-5% (92% avg)
vs MERCEDES average+0% (87% avg)

Mileage Analysis

The average 2021 MERCEDES EQC 400 AMG LINE PREMIUM + 4M has 29,557 miles on the clock, which is above the expected 22,200 miles for a 3-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.

Best year to buy a MERCEDES EQC 400 AMG LINE PREMIUM + 4M?

The most reliable year is the 2022 model with a 88% MOT pass rate, while the 2020 model has the lowest at 87%. The 2021 sits between the two at 87%.

How much does a 2021 MERCEDES EQC 400 AMG LINE PREMIUM + 4M cost to run?

⛽Fuel (Electric, 0cc)
£500
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£1,095
Per month£91/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

MERCEDES EQC 400 AMG LINE PREMIUM + 4M by Year

YearPass RateTestsAvg Mileage
202288%29225,498 mi
202187%3,21329,557 mi
202087%1,66833,349 mi
201988%3426,935 mi

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About the 2021 MERCEDES EQC 400 AMG LINE PREMIUM + 4M

The 2021 MERCEDES EQC 400 AMG LINE PREMIUM + 4M is a electric with a 0cc electric engine. 3,213 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It sits in the bottom 83% of 2021 cars for MOT pass rates.

With an average of 29,557 miles at 3 years old, MERCEDES EQC 400 AMG LINE PREMIUM + 4M owners cover more miles than the average driver.

What does it cost to own a 2021 MERCEDES EQC 400 AMG LINE PREMIUM + 4M?

Total estimated annual running cost is £1,095 (£91/month), broken down as £500 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 87% pass rate. Keeping on top of servicing will help avoid surprises.

MERCEDES EQC 400 AMG LINE PREMIUM + 4M Reliability Trend

The MERCEDES EQC 400 AMG LINE PREMIUM + 4M has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.

Buying a Used 2021 MERCEDES EQC 400 AMG LINE PREMIUM + 4M

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. If you're flexible on year, the 2022 model has the highest pass rate at 88%.

Alternatives to the 2021 MERCEDES EQC 400 AMG LINE PREMIUM + 4M

If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable electric cars with similar engines: