Jaguar Xk8
Reliability, running costs, and MOT data across 13 years from 15,683 real MOT tests.
Avg Pass Rate
81%
Total Tests
15,683
Best Year
2005 (84%)
Years Covered
13
How reliable is the Jaguar Xk8?
Jaguar Xk8 by Year
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About the Jaguar Xk8
The Jaguar Xk8 has been tested 15,683 times in 2024 MOT data across 13 model years (1996 to 2008), with an average pass rate of 81%. That's close to the national average of 82%. Available as petrol.
Best and Worst Years
The 2005 model is the most reliable with a 84% pass rate from 1,035 tests. The 2002 model has the lowest at 76%. The 8 point spread between years means reliability varies somewhat, but no year is dramatically different.
Reliability Trend
The JAGUAR XK8 has maintained consistent MOT pass rates across model years, varying by only 0 percentage points.
Mileage Across Years
The oldest model in our data (1996) averages 94,875 miles, while the newest (2008) averages 74,178 miles.
Compared to the Jaguar brand average of 88%, the Xk8 is 7 points lower, placing it among the less reliable Jaguar models.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.