BMW · Compact cars · Electric
BMW i5: MPG and annual fuel cost, 2026
The BMW i5 has 9 rated versions for 2026, from 91 to 110 MPGe combined; its most efficient version is 3rd of 21 compact cars, in the top quarter, ahead of 90% of the others.
- 110MPGe combined3rd of 21 in class
- $700a year in fuel3rd of 21 in class
- 0g/mile CO2
Where it stands
Compared only with the electric models of its class it is 3rd of 7 electric compact cars, in the upper half, ahead of 67% of the others. The median of that narrower group is 93 MPGe, against 34 MPGe for all compact cars together.
Among all electric models of the year, regardless of size, it is tied for 23rd of 66 electric models, in the upper half.
Within the 23 BMW models rated for 2026 it is 2nd on combined rating; the median of the make's line-up is 28 MPGe.
In its class, just ahead of it is the BMW i4 at 118 MPGe and just behind it is the Porsche Taycan at 93 MPGe.
Electric models use no fuel and have no tailpipe CO2. Efficiency is given in MPGe, the miles driven on 33.7 kilowatt-hours of electricity, which is the energy in one gallon of gasoline. The annual cost is electricity at $0.15 per kWh.
Fuel cost and CO2
At 15,000 miles a year with 55% of them in the city, with electricity at $0.15 per kWh, the annual fuel bill of the most efficient version is about $700. That is $1,250 less than the compact cars median of $1,950.
It has no tailpipe emissions, so the CO2 column is zero; the emissions from making the electricity are not part of this figure.
Rated versions
The city rating of 114 is 8 above the highway rating of 106. 9 versions are rated for 2026. The most efficient, i5 eDrive40 Sedan (19 inch Wheels): electric motor, Automatic (A1), RWD, gets 110 MPGe; the least efficient listed, i5 xDrive40 Sedan (21 inch Wheels): electric motor, Automatic (A1), AWD, gets 91 MPGe, a gap of 19 MPGe. With the file's assumptions that gap is worth about $150 a year in fuel.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile | Electric range |
|---|---|---|---|---|---|---|
| i5 eDrive40 Sedan (19 inch Wheels): electric motor, Automatic (A1), RWD | 110 | 114 | 106 | $700 | 0 | 310 |
| i5 eDrive40 Sedan (20 inch Wheels): electric motor, Automatic (A1), RWD | 106 | 110 | 102 | $700 | 0 | 300 |
| i5 M60 xDrive Sedan (19 inch Wheels): electric motor, Automatic (A1), AWD | 99 | 100 | 98 | $750 | 0 | 277 |
| i5 xDrive40 Sedan (19 inch Wheels): electric motor, Automatic (A1), AWD | 98 | 99 | 97 | $750 | 0 | 278 |
| i5 eDrive40 Sedan (21 inch Wheels): electric motor, Automatic (A1), RWD | 98 | 102 | 93 | $800 | 0 | 278 |
| i5 xDrive40 Sedan (20 inch Wheels): electric motor, Automatic (A1), AWD | 96 | 97 | 94 | $800 | 0 | 272 |
| i5 M60 xDrive Sedan (20 inch Wheels): electric motor, Automatic (A1), AWD | 94 | 96 | 92 | $800 | 0 | 266 |
| i5 M60 xDrive Sedan (21 inch Wheels): electric motor, Automatic (A1), AWD | 91 | 92 | 89 | $850 | 0 | 259 |
| i5 xDrive40 Sedan (21 inch Wheels): electric motor, Automatic (A1), AWD | 91 | 92 | 88 | $850 | 0 | 259 |
Year by year
The BMW i5 is in the data for 3 of the 8 model years from 2019 to 2026. Between 2024 and 2026 the best combined rating rose by 5 MPGe, from 105 to 110. The number of rated versions grew from 6 to 9.
| Model year | Versions | Best MPG | Lowest MPG | Fuel cost | CO2 g/mi | Class median |
|---|---|---|---|---|---|---|
| 2026 | 9 | 110 | 91 | $700 | 0 | 34 |
| 2025 | 9 | 105 | 84 | $700 | 0 | 30.5 |
| 2024 | 6 | 105 | 85 | $700 | 0 | 30 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| BMW i4 | Electric | 118 | $650 | 2026 |
| Mercedes-Benz CLA-Class Electric | Electric | 126 | $600 | 2026 |
| Porsche Taycan | Electric | 93 | $800 | 2026 |
| Audi RS e-tron | Electric | 84 | $900 | 2026 |
| Rolls-Royce Spectre | Electric | 77 | $1,000 | 2026 |
Rated almost identically and covered by this page:
- Audi S e-tron 90 MPGe, $850 a year, 2 versions, last rated 2026
Compare and rank
Rankings: Compact cars, Electric, BMW, Electric compact cars.
Data: US EPA and DOE, as prepared in methods and data.