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2018 Audi RS 3 vs 2021 BMW i3

📊 Key Differences
  • Fuel economy: 22 MPG vs 113 MPG combined — BMW i3 is more efficient
  • Annual fuel cost: $3150 vs $650 — BMW i3 saves $ per year
  • Fuel type: Premium Gasoline vs Electricity
Specification 2018 Audi RS 3 2021 BMW i3
Year20182021
ClassSubcompact CarsSubcompact Cars
Fuel TypePremium GasolineElectricity
DriveAll-Wheel DriveRear-Wheel Drive
TransmissionAutomatic (AM-S7)Automatic (A1)
Cylinders5
Displacement (L)2.5
City MPG19124
Highway MPG28102
Combined MPG22113
Annual Fuel Cost$3150$650
CO₂ (g/mile)399.0
EPA Fuel Economy Score4/1010/10
EPA GHG Score4/1010/10
🚗 2018 Audi RS 3

Subcompact Cars with 22 MPG combined fuel economy. Runs on Premium Gasoline. All-Wheel Drive drivetrain.

Full Audi RS 3 Profile →
🚗 2021 BMW i3

Subcompact Cars with 113 MPG combined fuel economy. Runs on Electricity. Rear-Wheel Drive drivetrain.

Full BMW i3 Profile →