MERCEDES G-CLASS (2013)
Running costs, common problems, and reliability data based on 449 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
449
Avg Mileage
69,675 mi
Est. Annual Cost
£1,750
Is the 2013 MERCEDES G-CLASS 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 11 years old, 94% of MERCEDES G-CLASSs from 2013 passed their MOT first time in 2024. That's based on 449 tests across the UK. The average mileage at this age is 69,675 miles.
How does the 2013 MERCEDES G-CLASS compare?
Mileage Analysis
The average 2013 MERCEDES G-CLASS has 69,675 miles on the clock, which is in line with the expected 81,400 miles for a 11-year-old car, suggesting normal everyday use.
Best year to buy a MERCEDES G-CLASS?
The most reliable year is the 2020 model with a 98% MOT pass rate, while the 2021 model has the lowest at 78%. The 2013 sits between the two at 94%.
How much does a 2013 MERCEDES G-CLASS 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 G-CLASS by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2021 | 78% | 65 | 30,190 mi |
| 2020 | 98% | 66 | 32,570 mi |
| 2019 | 96% | 319 | 41,698 mi |
| 2018 | 94% | 807 | 39,199 mi |
| 2017 | 86% | 691 | 43,730 mi |
| 2016 | 94% | 604 | 58,012 mi |
| 2015 | 88% | 591 | 48,991 mi |
| 2014 | 92% | 362 | 54,969 mi |
| 2013 | 94% | 449 | 69,675 mi |
| 2012 | 90% | 221 | 76,209 mi |
| 2011 | 96% | 92 | 70,666 mi |
| 2010 | 73% | 33 | 78,145 mi |
| 2007 | 100% | 35 | 103,461 mi |
| 2001 | 60% | 42 | 93,234 mi |
| 1999 | 82% | 44 | 113,541 mi |
Checking a specific MERCEDES G-CLASS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2013 MERCEDES G-CLASS
The 2013 MERCEDES G-CLASS is a large car with a 2987cc diesel engine. 449 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 12% of all 2013 cars for reliability.
With an average of 69,675 miles at 11 years old, MERCEDES G-CLASS owners drive about as much as the UK average.
2013 MERCEDES G-CLASS Fuel Costs
The 2987cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2013 MERCEDES G-CLASS?
Total estimated annual running cost is £1,750 (£146/month), broken down as £1245 fuel, £250 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 G-CLASS Reliability Trend
The MERCEDES G-CLASS has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.
Buying a Used 2013 MERCEDES G-CLASS
At 11 years old, the MERCEDES G-CLASS is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2020 model has the highest pass rate at 98%.
Alternatives to the 2013 MERCEDES G-CLASS
The MERCEDES G-CLASS is actually the most reliable option among similar diesel large cars from this era. Here are comparable diesel cars with similar engines:
- LAND ROVER RANGE ROVER (2013) 88% pass rate (-6%) from 27,426 tests
- AUDI A4 (2011) 82% pass rate (-12%) from 26,901 tests
- JAGUAR XF (2014) 84% pass rate (-10%) from 26,866 tests
- AUDI A5 (2013) 85% pass rate (-9%) from 23,409 tests