2018 head-to-head · Compact Car
2018 BMW 5 Series Plug-in Hybrid vs Cadillac ATS
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 2018 BMW 5 Series Plug-in Hybrid is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, $3.95/gal premium gas and $3.10/gal regular gas, it costs about $1,732 a year to fuel (72 MPGe + 29 MPG), versus $1,938 for the 2018 Cadillac ATS (24 MPG). That's roughly $205 a year, or about $1,026 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
- BMW 5 Series Plug-in Hybrid
- Cadillac ATS
Side by side
| BMW 5 Series Plug-in Hybrid | Cadillac ATS | |
|---|---|---|
| $1,732 | Your annual fuel cost | $1,938 |
| 72 MPGe + 29 MPG | Combined efficiency | 24 MPG |
| 70 MPGe / 27 MPG | City | 20 MPG |
| 75 MPGe / 31 MPG | Highway | 30 MPG |
| 46 kWh | Electricity use (kWh/100 mi) | — |
| 370 mi | Driving range | — |
| 16 mi | All-electric range | — |
| 99 cu ft | Passenger volume | 91 cu ft |
| 10 cu ft | Cargo volume | 10 cu ft |
| 193 g/mi | Tailpipe CO₂ (g/mi) | 376 g/mi |
| 8/10 | EPA fuel economy score | 5/10 |
| 10/10 | EPA greenhouse gas score | 5/10 |
| 2 hrs | Charge time at 240V | — |
| Plug-in hybrid | Powertrain | Gas |
| Premium gas + electricity | Fuel | Regular gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 3.6L 6-cyl |
| 8-speed automatic | Transmission | 8-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.
BMW 5 Series Plug-in Hybrid vs Cadillac ATS across model years
- BMW 5 Series Plug-in Hybrid
- Cadillac ATS
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 BMW 5 Series Plug-in Hybrid has more passenger space (99 vs. 91 cu ft).
Among 44 2018 compact cars, the BMW 5 Series Plug-in Hybrid ranks 26th and the Cadillac ATS 29th for lowest fuel cost.
The powertrains differ: the BMW 5 Series Plug-in Hybrid is a plug-in hybrid, while the Cadillac ATS is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2018 BMW 5 Series Plug-in Hybrid or the 2018 Cadillac ATS?
Measured by cost to drive, the BMW 5 Series Plug-in Hybrid. The BMW 5 Series Plug-in Hybrid is rated 72 MPGe + 29 MPG combined and the Cadillac ATS 24 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2018 BMW 5 Series Plug-in Hybrid vs. the Cadillac ATS per year?
At 15,000 miles a year with 18¢/kWh electricity, $3.95/gal premium gas and $3.10/gal regular gas, about $1,732 for the BMW 5 Series Plug-in Hybrid and $1,938 for the Cadillac ATS.
BMW 5 Series Plug-in Hybrid vs Cadillac ATS in other years
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