Cars · BMW · BMW I8 Roadster

2020 BMW I8 Roadster

19 specifications · 8 categories ·3 sources · US market · all years → · 2020 BMW lineup →

#4 most fuel-efficient two-seaters of 2020

Bmw I8 Roadster
Rutger van der Maar ·CC-BY-2.0 · Illustrative image of the model, not necessarily this exact version

Engine

Displacement1,500 cc92 cu inS9
Cylinders3S7
FuelPremium GasolineS7
Engine familyLBMXV01.5I8PS9
ConfigurationPlug-in HybridS7

Fuel economy

Combined8.7 l/100km27.0 mpgS7
Urban9.1 l/100km26.0 mpgS7
Extra-urban8.1 l/100km29.0 mpgS7

Emissions

CO2118.7 g/kmS7
Emission standardL3ULEV125S9

Electric and hybrid

Electric range515 kmS7

Transmission and drive

TransmissionAutomatic 6-spdS7
Gears6S9
DriveAll-Wheel DriveS7

Dimensions and weight

Kerb weight1,665.1 kg3,671 lbS9
Gross weight1,900.1 kg4,189 lbS9

Body and chassis

Vehicle typeLDV/Passenger CarS9
EPA size classTwo SeatersS7

Safety and recalls

Complaints1S4

Calculated

Derived from the figures above, not taken from a source.

Fuel per 15,000 km1,307 litrescalc
Per cylinder500 cccalc
Fuel cost per year$1,884calc
Cost per 100 km$12.56calc

Sources

  • S4 NHTSA Complaints PD-USGov
  • S7 FuelEconomy.gov PD-USGov
  • S9 EPA Light-Duty Test Data PD-USGov

Every figure on this page comes from one of these datasets. Verify against manufacturer documentation before relying on it for repair or purchase decisions.

Calculators for the 2020 BMW I8 Roadster

Fuel economy and trip costFuel economy unit converter · Trip fuel and cost · Annual savings from better economyOpens with this vehicle’s figures filled inPower-to-weightPower-to-weight ratio · Torque-to-weight ratio · Power needed for a target ratioOpens with this vehicle’s figures filled inTotal cost of ownershipTotal cost of ownership · Yearly depreciation rate · Projected future valueVehicle loanMonthly payment and total interest · Loan with a balloon payment · How much can I borrow?Tyre sizeTyre dimensions from the size code · Compare two tyre sizes · Speedometer error after a tyre changeBraking and stopping distanceStopping distance · Brake energy and disc temperature rise · Deceleration from a measured stop

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