Tank Ledger

Jaguar XK8 Convertible MPG by year — every rating on record

The Jaguar XK8 Convertible has a combined EPA fuel economy rating for 9 model years, from 1998 to 2006. Across those years its best rated version returned 19 mpg (2003) and its thirstiest returned 17 mpg (1999). The EPA record holds 9 configurations for this nameplate, most recently a Minicompact Cars.

19best combined mpg (2003)
17worst combined mpg (1999)
19latest year best (2006)
9configurations on record

Year-by-year EPA ratings

Model yearConfigurationsBest combinedWorst combinedClass rank that yearDrivetrainsFuelEPA class
1998118 mpg18 mpg#11 of 12 (9th pct)Rear-Wheel DrivePremiumMinicompact Cars
1999117 mpg17 mpg#10 of 10 (0th pct)Rear-Wheel DrivePremiumMinicompact Cars
2000118 mpg18 mpg#7 of 12 (45th pct)Rear-Wheel DrivePremiumMinicompact Cars
2001118 mpg18 mpg#7 of 12 (45th pct)Rear-Wheel DrivePremiumMinicompact Cars
2002118 mpg18 mpg#10 of 16 (40th pct)Rear-Wheel DrivePremiumMinicompact Cars
2003119 mpg19 mpg#9 of 26 (68th pct)Rear-Wheel DrivePremiumMinicompact Cars
2004119 mpg19 mpg#9 of 26 (68th pct)Rear-Wheel DrivePremiumMinicompact Cars
2005119 mpg19 mpg#11 of 34 (70th pct)Rear-Wheel DrivePremiumMinicompact Cars
2006119 mpg19 mpg#10 of 24 (61th pct)Rear-Wheel DrivePremiumMinicompact Cars

Where it has stood in its class

Ranked against every other nameplate the EPA filed under the same class that year. The Jaguar XK8 Convertible placed highest in 2000 at #7 of 12, and lowest in 1998 at #11 of 12. It spent 4 of its 9 ranked years in the top half of its class.

Every configuration on record

All 9 configurations EPA lists for this nameplate, newest first.

YearConfigurationEngine detailCityHighwayCombinedGallons/yrBarrels/yrEPA fuel cost/yrCO2 g/miGHG
20064.2L 8-cyl Rear-Wheel Drive Automatic 6-spd Premium4.2L 8-cyl162419605.315.7$4,100467.7368421052632n/a
20054.2L 8-cyl Rear-Wheel Drive Automatic 6-spd Premium4.2L 8-cyl162419605.315.7$4,100467.7368421052632n/a
20044.2L 8-cyl Rear-Wheel Drive Automatic 6-spd Premium4.2L 8-cyl162419605.315.7$4,100467.7368421052632n/a
20034.2L 8-cyl Rear-Wheel Drive Automatic 6-spd Premium4.2L 8-cyl162419605.315.7$4,100467.7368421052632n/a
20024.0L 8-cyl Rear-Wheel Drive Automatic 5-spd Premium4.0L 8-cyl152218638.916.5$4,300493.72222222222223n/a
20014.0L 8-cyl Rear-Wheel Drive Automatic 5-spd Premium4.0L 8-cyl152218638.916.5$4,300493.72222222222223n/a
20004.0L 8-cyl Rear-Wheel Drive Automatic 5-spd Premium4.0L 8-cyl152218638.916.5$4,300493.72222222222223n/a
19994.0L 8-cyl Rear-Wheel Drive Automatic 5-spd Premium4.0L 8-cyl152217676.517.5$4,550522.7647058823529n/a
19984.0L 8-cyl Rear-Wheel Drive Automatic 5-spd Premium4.0L 8-cyl152218638.916.5$4,300493.72222222222223n/a

How the rating has moved between model years

Comparing the best-rated configuration of each year. 2 of 3 year-over-year steps improved the top rating.

ChangeBest combinedDeltaGallons a year at the newer rating
1998 → 199918 → 17 mpg-1 mpg676 gal
1999 → 200017 → 18 mpg+1 mpg639 gal
2002 → 200318 → 19 mpg+1 mpg605 gal

What XK8 Convertible fuel costs over a year

At the EPA's 11,500 miles a year, the 2006 Jaguar XK8 Convertible burns 605 to 605 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.

Pump priceMost efficientThirstiestSpread
$3.00/gal$1,816$1,816$0
$3.50/gal$2,118$2,118$0
$4.00/gal$2,421$2,421$0

EPA’s own estimate for the 2006 model year is $4,100 to $4,100 a year in fuel, or $9,250 more than the average new vehicle over five years.

How it compares with other Minicompact Cars

Across the 153 nameplates EPA classifies as Minicompact Cars, the median best combined rating is 21 mpg. At 19 mpg the Jaguar XK8 Convertible is 2 mpg below the median, which is worth about $202 a year at $3.50 a gallon.

Other Jaguar nameplates

Every Jaguar model compared → — all nameplates ranked by best combined rating, with what each one costs a year.