2015 Cadillac ELR MPG & Specs — Real Fuel Cost
Quick answer
The 2015 Cadillac ELR gets an EPA-estimated 31/35 MPG (city/highway) and 33 MPG combined, with an estimated $2,300/year fuel cost and 91 g/mi CO₂. Engine: 1.4 L 4-cyl.
The 2015 Cadillac ELR with the 1.4-liter 4-cylinder premium gasoline engine returns an EPA-estimated 31 MPG in the city and 35 MPG on the highway, for a combined 33 MPG. This page summarizes the official EPA fuel-economy and emissions data for this configuration.
| Engine | 1.4 L 4-cyl |
| Transmission | Automatic (variable gear ratios) |
| Drive | Front-Wheel Drive |
| Fuel type | Premium Gasoline |
| Vehicle class | Subcompact Cars |
| MPG — city | 31 |
| MPG — highway | 35 |
| MPG — combined | 33 |
| Annual fuel cost* | $2,300 |
| CO₂ tailpipe | 91 g/mi |
| EPA GHG score | 10/10 |
| Electric range | 340 mi |
How efficient is it?
With a combined 33 MPG, the 2015 Cadillac ELR sits in the good range for fuel economy. That is about 40% better than the typical Subcompact Cars of its era (24 MPG class average), making it one of the more efficient choices in its class.
Fuel economy and running costs
At about $2,300 per year in fuel (EPA estimate, 15,000 mi/yr), fuel is a major part of the cost of owning the 2015 Cadillac ELR. Over five years that is roughly $11,500 at today's prices — before insurance, maintenance, and depreciation.
Emissions
The 2015 Cadillac ELR emits approximately 91 grams of CO₂ per mile at the tailpipe, earning an EPA greenhouse-gas score of 10 out of 10. Lower emissions generally track higher fuel economy.
How to read these numbers
EPA figures come from standardized laboratory test cycles and are the same estimates shown on the vehicle's window sticker. Your real-world mileage depends on driving style, conditions, fuel grade, and maintenance. Use combined MPG and annual fuel cost to compare vehicles fairly.