2015 head-to-head · Large Car
2015 Jaguar XJ vs Mercedes-Benz S-Class
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2015 Jaguar XJ is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,821 a year to fuel (21 MPG), versus $2,962 for the 2015 Mercedes-Benz S-Class (20 MPG). That's roughly $141 a year, or about $705 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Jaguar XJ
- Mercedes-Benz S-Class
Side by side
| Jaguar XJ | Mercedes-Benz S-Class | |
|---|---|---|
| $2,821 | Your annual fuel cost | $2,962 |
| 21 MPG | Combined efficiency | 20 MPG |
| 18 MPG | City | 17 MPG |
| 27 MPG | Highway | 26 MPG |
| 102 cu ft | Passenger volume | 112 cu ft |
| 18 cu ft | Cargo volume | 12 cu ft |
| 423 g/mi | Tailpipe CO₂ (g/mi) | 444 g/mi |
| 5/10 | EPA fuel economy score | 5/10 |
| 5/10 | EPA greenhouse gas score | 5/10 |
| Flex-fuel | Powertrain | Gas |
| Premium gasoline or E85 | Fuel | Premium gasoline |
| 3.0L 6-cyl supercharged | Engine / motor | 4.7L 8-cyl turbo |
| 8-speed automatic | Transmission | 7-speed automatic |
| RWD | Drivetrain | RWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Jaguar XJ vs Mercedes-Benz S-Class across model years
- Jaguar XJ
- Mercedes-Benz S-Class
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Mercedes-Benz S-Class has more passenger space (112 vs. 102 cu ft); the Jaguar XJ has more cargo space (18 vs. 12 cu ft).
Among 29 2015 large cars, the Jaguar XJ ranks 23rd and the Mercedes-Benz S-Class 24th for lowest fuel cost.
The powertrains differ: the Jaguar XJ is a flex-fuel model, while the Mercedes-Benz S-Class is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2015 Jaguar XJ or the 2015 Mercedes-Benz S-Class?
Measured by cost to drive, the Jaguar XJ. The Jaguar XJ is rated 21 MPG combined and the Mercedes-Benz S-Class 20 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2015 Jaguar XJ vs. the Mercedes-Benz S-Class per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,821 for the Jaguar XJ and $2,962 for the Mercedes-Benz S-Class.
Which has more cargo space?
The Jaguar XJ, with 18 cu ft of luggage volume versus 12 cu ft (EPA interior volume index).
Jaguar XJ vs Mercedes-Benz S-Class in other years
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