Rover 623
Reliability, running costs, and MOT data across 4 years from 206 real MOT tests.
Avg Pass Rate
67%
Total Tests
206
Best Year
1998 (73%)
Years Covered
4
How reliable is the Rover 623?
Rover 623 by Year
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About the Rover 623
The Rover 623 has been tested 206 times in 2024 MOT data across 4 model years (1995 to 1999), with an average pass rate of 67%. That's 15 points below the national average of 82%, so check the year-by-year data carefully before buying. Available as petrol.
Best and Worst Years
The 1998 model is the most reliable with a 73% pass rate from 33 tests. The 1999 model has the lowest at 61%. The 12 point spread between years means reliability varies somewhat, but no year is dramatically different.
Mileage Across Years
The oldest model in our data (1995) averages 78,880 miles, while the newest (1999) averages 87,529 miles.
Compared to the Rover brand average of 74%, the 623 is 7 points lower, placing it among the less reliable Rover models.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.