MERCEDES G-CLASS (2001)
Running costs, common problems, and reliability data based on 42 real MOT tests in 2024.
MOT Pass Rate
60%
Total Tests (2024)
42
Avg Mileage
93,234 mi
Est. Annual Cost
£2,597
Is the 2001 MERCEDES G-CLASS reliable?
Below average reliability. Budget extra for maintenance and repairs. That's 22 points below the national average of 82%. It falls below the MERCEDES brand average of 87%.
At 23 years old, 60% of MERCEDES G-CLASSs from 2001 passed their MOT first time in 2024. That's based on 42 tests across the UK. The average mileage at this age is 93,234 miles.
How does the 2001 MERCEDES G-CLASS compare?
Mileage Analysis
The average 2001 MERCEDES G-CLASS has 93,234 miles on the clock, which is below the expected 170,200 miles for a 23-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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 2001 sits between the two at 60%.
How much does a 2001 MERCEDES G-CLASS cost to run?
Higher than average due to low pass rate
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 2001 MERCEDES G-CLASS
The 2001 MERCEDES G-CLASS is a performance with a 3200cc petrol engine. 42 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 97% of 2001 cars for MOT pass rates.
With an average of 93,234 miles at 23 years old, MERCEDES G-CLASS owners tend to use this car less than the typical driver.
2001 MERCEDES G-CLASS Fuel Costs
The 3200cc 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 2001 MERCEDES G-CLASS?
Total estimated annual running cost is £2,597 (£216/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 60% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.
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 2001 MERCEDES G-CLASS
At 23 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%. Note: with only 42 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2001 MERCEDES G-CLASS
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- BMW 3 SERIES (2001) 77% pass rate (+17%) from 9,406 tests
- BMW Z3 (1999) 78% pass rate (+18%) from 8,191 tests
- PORSCHE BOXSTER (2003) 82% pass rate (+22%) from 5,008 tests
- PORSCHE 911 (2002) 86% pass rate (+26%) from 4,972 tests