2026 head-to-head · Compact Car

2026 Audi S e-tron vs BMW i5

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$1,015/ year to fuel
90 MPGe
✓ Cheaper to run
2026 BMW i5Electric
$826/ year to fuel
110 MPGe

The 2026 BMW i5 is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $826 a year to fuel (110 MPGe), versus $1,015 for the 2026 Audi S e-tron (90 MPGe). That's roughly $189 a year, or about $945 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

  • Audi S e-tron
  • BMW i5

Side by side

Audi S e-tronBMW i5
$1,015 Your annual fuel cost $826
90 MPGe Combined efficiency 110 MPGe
91 MPGe City 114 MPGe
88 MPGe Highway 106 MPGe
37.6 kWh Electricity use (kWh/100 mi) 30.6 kWh
300 mi Driving range 310 mi
91 cu ft Passenger volume 98 cu ft
11 cu ft Cargo volume 11 cu ft
0 g/mi Tailpipe CO₂ (g/mi) 0 g/mi
9/10 EPA fuel economy score 9/10
10/10 EPA greenhouse gas score 10/10
15.5 hrs Charge time at 240V 8 hrs
Electric Powertrain Electric
Electricity Fuel Electricity
Electric motors (667 kW) Engine / motor Electric motor (250 kW)
Single-speed Transmission Single-speed
AWD 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.

Audi S e-tron vs BMW i5 across model years

  • Audi S e-tron
  • BMW i5

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

The BMW i5 goes farther between stops: about 310 miles on a charge, compared with 300 miles for the Audi S e-tron.

Per EPA interior volume figures, the BMW i5 has more passenger space (98 vs. 91 cu ft).

Among 21 2026 compact cars, the Audi S e-tron ranks 6th and the BMW i5 3rd for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2026 Audi S e-tron or the 2026 BMW i5?

Measured by cost to drive, the BMW i5. The Audi S e-tron is rated 90 MPGe combined and the BMW i5 110 MPGe (EPA, most efficient configuration of each).

How much does it cost to fuel the 2026 Audi S e-tron vs. the BMW i5 per year?

At 15,000 miles a year with 18¢/kWh electricity, about $1,015 for the Audi S e-tron and $826 for the BMW i5.

Which has more range?

The BMW i5: about 310 miles versus 300 miles.

Audi S e-tron vs BMW i5 in other years

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