2015 head-to-head · Midsize Car
2015 Lexus GS vs Mercedes-Benz E-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.
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2015 Lexus GS (23 MPG) costs about $2,576 a year to fuel and the 2015 Mercedes-Benz E-Class (23 MPG) about $2,576.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Lexus GS
- Mercedes-Benz E-Class
Side by side
| Lexus GS | Mercedes-Benz E-Class | |
|---|---|---|
| $2,576 | Your annual fuel cost | $2,576 |
| 23 MPG | Combined efficiency | 23 MPG |
| 19 MPG | City | 20 MPG |
| 29 MPG | Highway | 28 MPG |
| 99 cu ft | Passenger volume | 80 cu ft |
| 14 cu ft | Cargo volume | 6 cu ft |
| 392 g/mi | Tailpipe CO₂ (g/mi) | 392 g/mi |
| 5/10 | EPA fuel economy score | 5/10 |
| 5/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 3.5L 6-cyl | Engine / motor | 3.5L 6-cyl |
| 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.
Lexus GS vs Mercedes-Benz E-Class across model years
- Lexus GS
- Mercedes-Benz E-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 Lexus GS has more passenger space (99 vs. 80 cu ft); the Lexus GS has more cargo space (14 vs. 6 cu ft).
Among 69 2015 midsize cars, the Lexus GS ranks 51st and the Mercedes-Benz E-Class 50th for lowest fuel cost.
Frequently asked questions
How much does it cost to fuel the 2015 Lexus GS vs. the Mercedes-Benz E-Class per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,576 for the Lexus GS and $2,576 for the Mercedes-Benz E-Class.
Which has more cargo space?
The Lexus GS, with 14 cu ft of luggage volume versus 6 cu ft (EPA interior volume index).
Lexus GS vs Mercedes-Benz E-Class in other years
More 2015 comparisons
Lexus GS vs…
Or compare the 2015 Lexus GS with anything else: