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2026 Audi A3 vs 2026 Audi A5

📊 Key Differences
  • Fuel economy: 28 MPG vs 26 MPG combined — Audi A3 is more efficient
  • Annual fuel cost: $2900 vs $3150 — Audi A3 saves $ per year
  • Fuel type: Premium Gasoline vs Premium Gasoline
Specification 2026 Audi A3 2026 Audi A5
Year20262026
ClassSubcompact CarsMidsize Cars
Fuel TypePremium GasolinePremium Gasoline
DriveAll-Wheel DriveAll-Wheel Drive
TransmissionAutomatic (AM-S7)Automatic (AM-S7)
Cylinders44
Displacement (L)2.02.0
City MPG2422
Highway MPG3432
Combined MPG2826
Annual Fuel Cost$2900$3150
CO₂ (g/mile)323.0345.0
EPA Fuel Economy Score5/105/10
EPA GHG Score5/105/10
🚗 2026 Audi A3

Subcompact Cars with 28 MPG combined fuel economy. Runs on Premium Gasoline. All-Wheel Drive drivetrain.

Full Audi A3 Profile →
🚗 2026 Audi A5

Midsize Cars with 26 MPG combined fuel economy. Runs on Premium Gasoline. All-Wheel Drive drivetrain.

Full Audi A5 Profile →