2020 head-to-head · Subcompact Car

2020 BMW i8 vs Karma Revero

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
2020 BMW i8Plug-in hybrid
$1,828/ year to fuel
69 MPGe + 27 MPG

AWD · 1.5L 3-cyl turbo · 6-speed automatic · 69 MPGe + 27 MPG

✓ Cheaper to run
2020 Karma ReveroPlug-in hybrid
$1,496/ year to fuel
70 MPGe + 26 MPG

RWD · 1.5L 3-cyl turbo · Single-speed · 70 MPGe + 26 MPG

The 2020 Karma Revero is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, it costs about $1,496 a year to fuel (70 MPGe + 26 MPG), versus $1,828 for the 2020 BMW i8 (69 MPGe + 27 MPG). That's roughly $333 a year, or about $1,665 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 i8
  • Karma Revero

Side by side

BMW i8Karma Revero
$1,828 Your annual fuel cost $1,496
69 MPGe + 27 MPG Combined efficiency 70 MPGe + 26 MPG
68 MPGe / 26 MPG City 71 MPGe / 27 MPG
70 MPGe / 29 MPG Highway 69 MPGe / 25 MPG
49 kWh Electricity use (kWh/100 mi) 48 kWh
320 mi Driving range 330 mi
18 mi All-electric range 61 mi
81 cu ft Passenger volume 87 cu ft
5 cu ft Cargo volume 5 cu ft
191 g/mi Tailpipe CO₂ (g/mi) 70 g/mi
8/10 EPA fuel economy score 10/10
10/10 EPA greenhouse gas score 10/10
3 hrs Charge time at 240V 6.2 hrs
Plug-in hybrid Powertrain Plug-in hybrid
Premium gas + electricity Fuel Premium gas + electricity
1.5L 3-cyl turbo Engine / motor 1.5L 3-cyl turbo
6-speed automatic 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.

BMW i8 vs Karma Revero across model years

  • BMW i8
  • Karma Revero

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 Karma Revero goes farther between stops: about 330 miles on a full tank and charge, compared with 320 miles for the BMW i8.

Per EPA interior volume figures, the Karma Revero has more passenger space (87 vs. 81 cu ft).

Among 39 2020 subcompact cars, the BMW i8 ranks 8th and the Karma Revero 5th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2020 BMW i8 or the 2020 Karma Revero?

Measured by cost to drive, the Karma Revero. The BMW i8 is rated 69 MPGe + 27 MPG combined and the Karma Revero 70 MPGe + 26 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2020 BMW i8 vs. the Karma Revero per year?

At 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, about $1,828 for the BMW i8 and $1,496 for the Karma Revero.

Which has more range?

The Karma Revero: about 330 miles versus 320 miles.

BMW i8 vs Karma Revero in other years

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