MERCEDES GLA 200 AMG LINE EXECUTIVE D A (2021)
Running costs, common problems, and reliability data based on 1,873 real MOT tests in 2024.
MOT Pass Rate
95%
Total Tests (2024)
1,873
Avg Mileage
29,271 mi
Est. Annual Cost
£1,482
Is the 2021 MERCEDES GLA 200 AMG LINE EXECUTIVE D A reliable?
Excellent reliability. Very few MOT failures. That's 13 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.
At 3 years old, 95% of MERCEDES GLA 200 AMG LINE EXECUTIVE D As from 2021 passed their MOT first time in 2024. That's based on 1,873 tests across the UK. The average mileage at this age is 29,271 miles.
How does the 2021 MERCEDES GLA 200 AMG LINE EXECUTIVE D A compare?
Mileage Analysis
The average 2021 MERCEDES GLA 200 AMG LINE EXECUTIVE D A has 29,271 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.
How much does a 2021 MERCEDES GLA 200 AMG LINE EXECUTIVE D 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.
MERCEDES GLA 200 AMG LINE EXECUTIVE D A by Year
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About the 2021 MERCEDES GLA 200 AMG LINE EXECUTIVE D A
The 2021 MERCEDES GLA 200 AMG LINE EXECUTIVE D A is a family car with a 1950cc diesel engine. 1,873 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It ranks in the top 23% of all 2021 cars for reliability.
With an average of 29,271 miles at 3 years old, MERCEDES GLA 200 AMG LINE EXECUTIVE D A owners cover more miles than the average driver.
2021 MERCEDES GLA 200 AMG LINE EXECUTIVE D A Fuel Costs
The 1950cc diesel engine offers a reasonable balance between performance and economy. Expect around 48 mpg in mixed driving, which works out to roughly £1,037 per year at current diesel prices of 148p per litre (based on 7,400 miles per year).
What does it cost to own a 2021 MERCEDES GLA 200 AMG LINE EXECUTIVE D A?
Total estimated annual running cost is £1,482 (£124/month), broken down as £1037 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 95% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2021 MERCEDES GLA 200 AMG LINE EXECUTIVE D 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 GLA 200 AMG LINE EXECUTIVE D A
The MERCEDES GLA 200 AMG LINE EXECUTIVE D A is actually the most reliable option among similar diesel family cars from this era. Here are comparable diesel cars with similar engines:
- FORD FOCUS (2019) 89% pass rate (-6%) from 93,803 tests
- MERCEDES A (2019) 91% pass rate (-4%) from 89,588 tests
- FORD KUGA (2019) 91% pass rate (-4%) from 72,831 tests
- VOLKSWAGEN POLO (2019) 89% pass rate (-6%) from 65,751 tests