2015 head-to-head · Midsize Car
2015 Acura RLX vs Lexus GS
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
FWD · 3.5L 6-cyl · 6-speed automatic · 23 MPG
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2015 Acura RLX (23 MPG) costs about $2,576 a year to fuel and the 2015 Lexus GS (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
- Acura RLX
- Lexus GS
Side by side
| Acura RLX | Lexus GS | |
|---|---|---|
| $2,576 | Your annual fuel cost | $2,576 |
| 23 MPG | Combined efficiency | 23 MPG |
| 20 MPG | City | 19 MPG |
| 30 MPG | Highway | 29 MPG |
| 102 cu ft | Passenger volume | 99 cu ft |
| 15 cu ft | Cargo volume | 14 cu ft |
| 381 g/mi | Tailpipe CO₂ (g/mi) | 392 g/mi |
| 6/10 | EPA fuel economy score | 5/10 |
| 6/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 3.5L 6-cyl | Engine / motor | 3.5L 6-cyl |
| 6-speed automatic | Transmission | 8-speed automatic |
| FWD | 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.
Acura RLX vs Lexus GS across model years
- Acura RLX
- Lexus GS
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 Acura RLX has more cargo space (15 vs. 14 cu ft).
Among 69 2015 midsize cars, the Acura RLX ranks 53rd and the Lexus GS 51st for lowest fuel cost.
Frequently asked questions
How much does it cost to fuel the 2015 Acura RLX vs. the Lexus GS per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,576 for the Acura RLX and $2,576 for the Lexus GS.
Which has more cargo space?
The Acura RLX, with 15 cu ft of luggage volume versus 14 cu ft (EPA interior volume index).
Acura RLX vs Lexus GS in other years
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