MERCEDES GT (2020)
Running costs, common problems, and reliability data based on 250 real MOT tests in 2024.
MOT Pass Rate
92%
Total Tests (2024)
250
Avg Mileage
15,877 mi
Est. Annual Cost
£2,037
Is the 2020 MERCEDES GT reliable?
Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.
At 4 years old, 92% of MERCEDES GTs from 2020 passed their MOT first time in 2024. That's based on 250 tests across the UK. The average mileage at this age is 15,877 miles.
How does the 2020 MERCEDES GT compare?
Mileage Analysis
The average 2020 MERCEDES GT has 15,877 miles on the clock, which is below the expected 29,600 miles for a 4-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Best year to buy a MERCEDES GT?
The most reliable year is the 2021 model with a 100% MOT pass rate, while the 2020 model has the lowest at 92%. Consider a different year if reliability is a priority.
How much does a 2020 MERCEDES GT 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 GT by Year
Checking a specific MERCEDES GT?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2020 MERCEDES GT
The 2020 MERCEDES GT is a performance with a 3982cc petrol engine. 250 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2020, the average MOT pass rate is 92%, and this model falls short of that benchmark.
With an average of 15,877 miles at 4 years old, MERCEDES GT owners tend to use this car less than the typical driver.
2020 MERCEDES GT Fuel Costs
The 3982cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2020 MERCEDES GT?
Total estimated annual running cost is £2,037 (£170/month), broken down as £1592 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
MERCEDES GT Reliability Trend
The MERCEDES GT has maintained consistent MOT pass rates across model years, varying by only 0 percentage points.
Buying a Used 2020 MERCEDES GT
At 4 years old, the MERCEDES GT offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.
Alternatives to the 2020 MERCEDES GT
If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- MERCEDES C (2019) 91% pass rate (-1%) from 52,838 tests
- PORSCHE CAYENNE (2019) 95% pass rate (+3%) from 9,063 tests
- PORSCHE 911 (2018) 96% pass rate (+4%) from 7,623 tests
- AUDI A6 (2020) 94% pass rate (+2%) from 3,470 tests