2025 head-to-head · Compact Car
2025 BMW 3 Series Hybrid vs Rolls-Royce Spectre
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 2025 Rolls-Royce Spectre is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas and 18¢/kWh electricity, it costs about $1,177 a year to fuel (77 MPGe), versus $1,911 for the 2025 BMW 3 Series Hybrid (31 MPG). That's roughly $734 a year, or about $3,670 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 3 Series Hybrid
- Rolls-Royce Spectre
Side by side
| BMW 3 Series Hybrid | Rolls-Royce Spectre | |
|---|---|---|
| $1,911 | Your annual fuel cost | $1,177 |
| 31 MPG | Combined efficiency | 77 MPGe |
| 28 MPG | City | 74 MPGe |
| 35 MPG | Highway | 82 MPGe |
| — | Electricity use (kWh/100 mi) | 43.6 kWh |
| — | Driving range | 277 mi |
| 94 cu ft | Passenger volume | 94 cu ft |
| 13 cu ft | Cargo volume | 10 cu ft |
| 286 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 6/10 | EPA fuel economy score | 9/10 |
| 6/10 | EPA greenhouse gas score | 10/10 |
| — | Charge time at 240V | 12 hrs |
| Hybrid | Powertrain | Electric |
| Premium gasoline | Fuel | Electricity |
| 2.0L 4-cyl turbo | Engine / motor | Electric motors (550 kW) |
| 8-speed automatic | Transmission | Single-speed |
| RWD | Drivetrain | AWD |
✓ 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 3 Series Hybrid vs Rolls-Royce Spectre across model years
- BMW 3 Series Hybrid
- Rolls-Royce Spectre
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 3 Series Hybrid has more cargo space (13 vs. 10 cu ft).
Among 26 2025 compact cars, the BMW 3 Series Hybrid ranks 13th and the Rolls-Royce Spectre 6th for lowest fuel cost.
Because the Rolls-Royce Spectre is fully electric, it has no tailpipe emissions and its running cost depends almost entirely on your electricity rate. Cheap overnight home charging widens its advantage over the BMW 3 Series Hybrid; relying on DC fast chargers can erase it.
Frequently asked questions
Which is more fuel-efficient, the 2025 BMW 3 Series Hybrid or the 2025 Rolls-Royce Spectre?
Measured by cost to drive, the Rolls-Royce Spectre. The BMW 3 Series Hybrid is rated 31 MPG combined and the Rolls-Royce Spectre 77 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2025 BMW 3 Series Hybrid vs. the Rolls-Royce Spectre per year?
At 15,000 miles a year with $3.95/gal premium gas and 18¢/kWh electricity, about $1,911 for the BMW 3 Series Hybrid and $1,177 for the Rolls-Royce Spectre.
Which has more cargo space?
The BMW 3 Series Hybrid, with 13 cu ft of luggage volume versus 10 cu ft (EPA interior volume index).
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