How much does a 2010 MERCEDES G-CLASS cost to run?

Estimated annual running cost is £2,907 (£242/month), including £1592 fuel, £760 road tax, £55 MOT, and £500 predicted repairs.

What is the MOT pass rate for a 2010 MERCEDES G-CLASS?

The 2010 MERCEDES G-CLASS has a 73% MOT pass rate based on 33 tests in 2026. This ranks 439 out of 575 cars from 2010.

Which year MERCEDES G-CLASS is most reliable?

The 2020 MERCEDES G-CLASS has the highest MOT pass rate at 98%. The least reliable year is 2021 at 78%.

MERCEDES G-CLASS (2010)

Q: Is the 2010 MERCEDES G-CLASS reliable?

Average reliability. Expect some repairs as it ages. 73% of MERCEDES G-CLASSs from 2010 passed their MOT first time in 2026, based on 33 tests. That's 9 points below the national average of 82%.

Q: What is the average mileage for a 2010 MERCEDES G-CLASS?

The average mileage for a 2010 MERCEDES G-CLASS is 78,145 miles, which is below the expected 118,400 miles for a 16-year-old car. This suggests lighter use than average, which generally means less wear on major components.

Running costs, reliability data, and common problems from 33 real MOT tests.

Annual Cost

£2,907

£242/month

MOT Pass Rate

73%

Average

Road Tax

£760

Based on CC/year

Insurance

Grp 35-50

5439cc Petrol

Check Carefully

73% pass rate, £2907/year to run. 9 points below average.

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Petrol5439cc16 years old33 tests78k miles avg

Annual Running Costs

Fuel (Petrol, 5439cc)

~30 mpg

£1,592

Road Tax

Based on 5439cc

£760

MOT Test

£55

Predicted Repairs

Higher estimate due to low pass rate

£500

Total per year£2,907

Per month£242/mo

Per week£56/wk

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.

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Reliability Verdict

73% MOT pass rate(Average)

0%National avg: 82%100%

Average reliability. Expect some repairs as it ages. That's 9 points below the national average of 82%. It falls below the MERCEDES brand average of 87%.

At 16 years old, 73% of MERCEDES G-CLASSs from 2010 passed their MOT first time in 2026. That's based on 33 tests across the UK. The average mileage at this age is 78,145 miles.

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How Does It Compare?

Rank among 2010 cars439th of 575(top 76%)

Rank among MERCEDES models1322th of 1,408(top 94%)

vs national average-9%(82% avg)

vs 2010 cars average-2%(75% avg)

vs MERCEDES average-14%(87% avg)

Mileage Analysis

78,145

Average miles

118,400

Expected for age

The average 2010 MERCEDES G-CLASS has 78,145 miles on the clock, which is below the expected 118,400 miles for a 16-year-old car. This suggests lighter use than average, which generally means less wear on major components.

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Best Year to Buy?

The most reliable year is the 2020 model with a 98% MOT pass rate, while the 2021 model has the lowest at 78%. The 2010 sits between the two at 73%.

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

Similar Cars to Consider

LAND ROVER RANGE ROVER SPORT

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£2,247/year

85%

+12%

AUDI A6

2009 · 4991cc Petrol

£2,247/year

81%

+8%

MERCEDES S-CLASS

2011 · 5500cc Petrol

£2,247/year

87%

+14%

MERCEDES SL

2008 · 5462cc Petrol

£2,097/year

90%

+17%

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About the 2010 MERCEDES G-CLASS

The 2010 MERCEDES G-CLASS is a performance with a 5439cc petrol engine. 33 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It sits in the bottom 76% of 2010 cars for MOT pass rates.

With an average of 78,145 miles at 16 years old, MERCEDES G-CLASS owners tend to use this car less than the typical driver.

2010 MERCEDES G-CLASS Fuel Costs

The 5439cc 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 2010 MERCEDES G-CLASS?

Total estimated annual running cost is £2,907 (£242/month), broken down as £1592 fuel, £760 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 73% pass rate. Keeping on top of servicing will help avoid surprises.

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 2010 MERCEDES G-CLASS

At 16 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 33 tests in our data, these figures should be treated as indicative rather than definitive.

Common Issues to Watch For

Based on the 2010 MERCEDES G-CLASS's fuel type, age, and engine size, these are the most likely problem areas to check.

Timing Chain / Belt

Watch out

At 16 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.

Oil Consumption

Medium risk

Larger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.

Rust and Corrosion

Watch out

At 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.

Suspension Bushings

Watch out

Rubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.

Service History

Low risk

Always request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.

Running Costs Compared

How the 2010 MERCEDES G-CLASS stacks up against similar cars for annual running costs, insurance, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Insurance	Total/yr
MERCEDES G-CLASS(2010)	73%	£1592	£760	Grp 35-50	£2907
LAND ROVER RANGE ROVER SPORT(2011)	85%	£1592	£250	Grp 35-50	£2247-£660
AUDI A6(2009)	81%	£1592	£250	Grp 35-50	£2247-£660
MERCEDES S-CLASS(2011)	87%	£1592	£250	Grp 35-50	£2247-£660
MERCEDES SL(2008)	90%	£1592	£250	Grp 35-50	£2097-£810

Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.