Ranking

Most efficient EVs: 2012 model year

Every EV with a published EPA combined efficiency, lowest energy use first, in kilowatt-hours per 100 miles. Fewer kWh per 100 miles means a cheaper charge for the same distance.

Published specs, not John’s test results. His score shows where he has scored a car; it never changes the order.

Data: Efficiency: fueleconomy.gov (EPA) for 8. Values last checked October 24, 2026.

8 of 8 EVs have a published EPA efficiency figure

Average 41.5 kWh/100 mi

  1. 1
    2012 Mitsubishi i-MiEV
    Photo credit

    Photo: DestinationFearFan, CC BY-SA 4.0

    Specs only · not reviewed yet · Discontinued (2012–2017)

    112 MPGe

    30.0 kWh/100 mi

    Compare the 2012 Mitsubishi i-MiEV
  2. 2
    2012 Ford Focus Electric
    Photo credit

    Photo: Cutlass, CC0

    Specs only · not reviewed yet · Discontinued (2012–2018)

    105 MPGe

    32.0 kWh/100 mi

    Compare the 2012 Ford Focus Electric
  3. 3
    2017 Nissan Leaf
    Photo credit

    Photo: Makizox, CC BY-SA 4.0

    Specs only · not reviewed yet · Model years 2011–2026

    99 MPGe

    34.0 kWh/100 mi

    Compare the 2012 Nissan Leaf
  4. 4
    2021 Tesla Model S
    Photo credit

    Photo: Dllu, CC BY-SA 4.0

    Specs only · not reviewed yet · Discontinued (2012–2026)

    89 MPGe

    38.0 kWh/100 mi

    Compare the 2012 Tesla Model S
  5. 5
    2014 Toyota RAV4 EV
    Photo credit

    Photo: DestinationFearFan, CC BY-SA 4.0

    Specs only · not reviewed yet · Discontinued (2012–2014)

    76 MPGe

    44.0 kWh/100 mi

    Compare the 2012 Toyota RAV4 EV
  6. 6
    2012 Coda Sedan
    Photo credit

    Photo: U.S. National Highway Traffic Safety Administration, Public domain

    Specs only · not reviewed yet · Discontinued (2012–2013)

    73 MPGe

    46.0 kWh/100 mi

    Compare the 2012 Coda Sedan
  7. 7

    Specs only · not reviewed yet · Discontinued (2012)

    62 MPGe

    54.0 kWh/100 mi

    Compare the 2012 Azure Dynamics Transit Connect Electric
  8. 7
    2014 BYD e6
    Photo credit

    Photo: Vauxford, CC BY-SA 4.0

    Specs only · not reviewed yet · Discontinued (2012–2020)

    62 MPGe

    54.0 kWh/100 mi

    Compare the 2012 BYD e6

How this list is made

  • Shorter bar, less energy per mile. Bars are measured from zero against the top value; the dark tick marks the average of all 8 ranked here.
  • Scores are John’s, shown only where he has scored a car, and they don’t affect the order. How John scores.
  • Each car’s page lists the source of every figure and when it was last checked.

New reviews and scores by email, usually twice a month. Unsubscribe in one click.