Is the Infiniti G reliable?

The Infiniti G has an average MOT pass rate of 85% across 3 years, based on 208 tests in 2024. That's 3 points above the national average of 82%. The most reliable year is 2010 with a 88% pass rate.

Which year Infiniti G is best?

The 2010 Infiniti G has the highest MOT pass rate at 88%, while the 2011 model has the lowest at 83%. There's a 5 percentage point spread between the best and worst years.

Infiniti G Running Costs, MOT Pass Rates & Reliability

Infiniti G

Reliability, running costs, and MOT data across 3 years from 208 real MOT tests.

Avg Pass Rate

85%

Total Tests

208

Best Year

2010 (88%)

Years Covered

How reliable is the Infiniti G?

vs national average+3% (82% avg)

vs Infiniti brand average-2% (87% avg)

Best to worst year spread5 percentage points

Infiniti G by Year

Year	Pass Rate	Tests	Avg Mileage
2012	83%	48	75,319 mi
2011	83%	87	77,240 mi
2010	88%	73	84,352 mi

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About the Infiniti G

The Infiniti G has been tested 208 times in 2024 MOT data across 3 model years (2010 to 2012), with an average pass rate of 85%. That's slightly above the national average of 82%. Available as petrol.

Best and Worst Years

The 2010 model is the most reliable with a 88% pass rate from 73 tests. The 2011 model has the lowest at 83%. With just a 5 point spread, the G is consistently reliable regardless of year.

Mileage Across Years

The oldest model in our data (2010) averages 84,352 miles, while the newest (2012) averages 75,319 miles.

Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.