MERCEDES GLE (2020)
Running costs, common problems, and reliability data based on 11,375 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
11,375
Avg Mileage
38,758 mi
Est. Annual Cost
£1,482
Is the 2020 MERCEDES GLE reliable?
Excellent reliability. Very few MOT failures. That's 12 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.
At 4 years old, 94% of MERCEDES GLEs from 2020 passed their MOT first time in 2024. That's based on 11,375 tests across the UK. The average mileage at this age is 38,758 miles.
How does the 2020 MERCEDES GLE compare?
Mileage Analysis
The average 2020 MERCEDES GLE has 38,758 miles on the clock, which is above the expected 29,600 miles for a 4-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 GLE?
The most reliable year is the 2022 model with a 95% MOT pass rate, while the 2017 model has the lowest at 91%. The 2020 sits between the two at 94%.
How much does a 2020 MERCEDES GLE 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 GLE by Year
Checking a specific MERCEDES GLE?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2020 MERCEDES GLE
The 2020 MERCEDES GLE is a family car with a 1950cc diesel engine. 11,375 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. It ranks in the top 25% of all 2020 cars for reliability.
With an average of 38,758 miles at 4 years old, MERCEDES GLE owners cover more miles than the average driver.
2020 MERCEDES GLE 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 2020 MERCEDES GLE?
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 94% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
MERCEDES GLE Reliability Trend
The MERCEDES GLE has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2020 MERCEDES GLE
At 4 years old, the MERCEDES GLE offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 2022 model has the highest pass rate at 95%. With 11,375 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2020 MERCEDES GLE
The MERCEDES GLE is actually the most reliable option among similar diesel family cars from this era. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN GOLF (2018) 92% pass rate (-2%) from 111,972 tests
- FORD FOCUS (2019) 89% pass rate (-5%) from 93,803 tests
- MERCEDES A (2019) 91% pass rate (-3%) from 89,588 tests
- MERCEDES A-CLASS (2018) 89% pass rate (-5%) from 81,134 tests