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MERCEDES A 250 AMG LINE E AUTO (2021)

Running costs, common problems, and reliability data based on 3,853 real MOT tests in 2024.

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MOT Pass Rate

91%

Total Tests (2024)

3,853

Avg Mileage

34,023 mi

Est. Annual Cost

£1,582

Is the 2021 MERCEDES A 250 AMG LINE E AUTO reliable?

Excellent reliability. Very few MOT failures. That's 9 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.

At 3 years old, 91% of MERCEDES A 250 AMG LINE E AUTOs from 2021 passed their MOT first time in 2024. That's based on 3,853 tests across the UK. The average mileage at this age is 34,023 miles.

How does the 2021 MERCEDES A 250 AMG LINE E AUTO compare?

Rank among all 2021 cars2151th out of 3,373(top 64%)
Rank among all MERCEDES models548th out of 1,408(top 39%)
vs national average+9% (82% avg)
vs 2021 cars average-1% (92% avg)
vs MERCEDES average+4% (87% avg)

Mileage Analysis

The average 2021 MERCEDES A 250 AMG LINE E AUTO has 34,023 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.

Best year to buy a MERCEDES A 250 AMG LINE E AUTO?

The most reliable year is the 2020 model with a 91% MOT pass rate, while the 2021 model has the lowest at 91%. Consider a different year if reliability is a priority.

How much does a 2021 MERCEDES A 250 AMG LINE E AUTO cost to run?

⛽Fuel (Hybrid, 1332cc)
£1,137
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£200
Total per year£1,582
Per month£132/mo

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

MERCEDES A 250 AMG LINE E AUTO by Year

YearPass RateTestsAvg Mileage
202191%3,85334,023 mi
202091%4,71739,352 mi

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About the 2021 MERCEDES A 250 AMG LINE E AUTO

The 2021 MERCEDES A 250 AMG LINE E AUTO is a small family car with a 1332cc hybrid engine. 3,853 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model falls short of that benchmark.

With an average of 34,023 miles at 3 years old, MERCEDES A 250 AMG LINE E AUTO owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.

2021 MERCEDES A 250 AMG LINE E AUTO Fuel Costs

The 1332cc hybrid engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 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 MERCEDES A 250 AMG LINE E AUTO?

Total estimated annual running cost is £1,582 (£132/month), broken down as £1137 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 91% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

Buying a Used 2021 MERCEDES A 250 AMG LINE E 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.

Alternatives to the 2021 MERCEDES A 250 AMG LINE E AUTO

If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable hybrid cars with similar engines: