Mercedes G
Reliability, running costs, and MOT data across 6 years from 4,555 real MOT tests.
Avg Pass Rate
97%
Total Tests
4,555
Best Year
2022 (100%)
Years Covered
6
About the Mercedes G
The Mercedes G has been tested 4,555 times in 2026 MOT data across 6 model years (2017 to 2022), with an average pass rate of 97%. That's comfortably above the national average of 82%, making it a reliable choice. Available as petrol and diesel.
Best and Worst Years
The 2022 model is the most reliable with a 100% pass rate from 44 tests. The 2019 model has the lowest at 93%. The 7 point spread between years means reliability varies somewhat, but no year is dramatically different.
Reliability Trend
The MERCEDES G has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.
Mileage Across Years
The oldest model in our data (2017) averages 37,599 miles, while the newest (2022) averages 19,247 miles.
Compared to the Mercedes brand average of 87%, the G performs 10 points better, making it one of the more reliable options in the Mercedes range.
Estimated Running Costs
Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.
Full 2022 detailsHow reliable is the Mercedes G?
Mercedes G by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
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