Is the Mitsubishi Grandis reliable?

The Mitsubishi Grandis has an average MOT pass rate of 68% across 6 years, based on 2,358 tests in 2026. That's 14 points below the national average of 82%. The most reliable year is 2006 with a 72% pass rate.

Which year Mitsubishi Grandis is best?

The 2006 Mitsubishi Grandis has the highest MOT pass rate at 72%, while the 2009 model has the lowest at 66%. There's a 6 percentage point spread between the best and worst years.

Mitsubishi Grandis

Reliability, running costs, and MOT data across 6 years from 2,358 real MOT tests.

Avg Pass Rate

68%

Total Tests

2,358

Best Year

2006 (72%)

Years Covered

About the Mitsubishi Grandis

The Mitsubishi Grandis has been tested 2,358 times in 2026 MOT data across 6 model years (2004 to 2009), with an average pass rate of 68%. That's 14 points below the national average of 82%, so check the year-by-year data carefully before buying. Available as petrol and diesel and LP.

Best and Worst Years

The 2006 model is the most reliable with a 72% pass rate from 529 tests. The 2009 model has the lowest at 66%. The 6 point spread between years means reliability varies somewhat, but no year is dramatically different.

Reliability Trend

The MITSUBISHI GRANDIS has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.

Mileage Across Years

The oldest model in our data (2004) averages 117,223 miles, while the newest (2009) averages 128,170 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.

Compared to the Mitsubishi brand average of 80%, the Grandis is 12 points lower, placing it among the less reliable Mitsubishi models.