BMW i3 REX (94 Amp-hour battery) MPG and Fuel Economy

BMW have been manufacturing models of i3 REX (94 Amp-hour battery) for 1 year, with the latest vehicle in 2017 having a combined MPG of 35.

The estimated fuel cost for the 2017 BMW i3 REX (94 Amp-hour battery) is $2,100 per year.

Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

💵 Compared to an average vehicle over 5 years, you will save $7,750 on fuel driving a 2017 BMW i3 REX (94 Amp-hour battery).

🛢 The BMW i3 REX (94 Amp-hour battery) will consume roughly 1 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

💨 For every mile driven, the BMW i3 REX (94 Amp-hour battery) will emit 29 grams of CO2, which is about 435,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 21 trees would be needed to offset emissions from the BMW i3 REX (94 Amp-hour battery).

The table below is a complete list of the 1 BMW i3 REX (94 Amp-hour battery) fuel efficiency specifications we have data for.

Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.

VehicleCombined MPGFuel Cost
2017 BMW i3 REX (94 Amp-hour battery)35$2,100

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "BMW i3 REX (94 Amp-hour battery) MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/bmw/i3-rex-94-amp-hour-battery.

  • "BMW i3 REX (94 Amp-hour battery) MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/bmw/i3-rex-94-amp-hour-battery. Accessed January 3, 2026.

  • BMW i3 REX (94 Amp-hour battery) MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/bmw/i3-rex-94-amp-hour-battery.