2017 Audi A3 EPA Fuel Economy Summary

The 2017 Audi A3 delivers an EPA-certified 25–29 MPG combined (22–26 city / 30–35 highway depending on engine and drivetrain) across 5 configurations. Plug-in hybrid (PHEV) models offer up to 16 miles of all-electric range at 83 MPGe. Estimated annual fuel costs range from $2,100 to $2,450.

Combined MPG
25–29 MPG
55% city / 45% highway weighted
City MPG
22–26 MPG
Stop-and-go urban cycle
Highway MPG
30–35 MPG
Sustained open-highway test
Annual Fuel Cost
$2,100–2,450
EPA estimate @ 15,000 miles/yr

2017 Audi A3 Powertrain & Efficiency Comparison

Factual efficiency differences across gasoline, hybrid, plug-in hybrid, and electric variants

Internal Combustion

Standard Gasoline Trims

25–29 MPG Combined

Annual Fuel Cost: $2,100–$2,450 (4 configurations)

Plug-In Hybrid

Plug-In Hybrid (PHEV)

16 mi EV Range • 83 MPGe

Gasoline Combined: 34 MPG • Annual Energy Cost: $2,250

Official EPA Fuel Economy Ratings by Configuration (5 Variants)

Laboratory certification test values across engine, transmission, and drivetrain permutations

Configuration / Model Powertrain Drivetrain Transmission City Highway Combined EV Range Annual Fuel Cost CO2 (g/mi)
A3 e-tron Premium and Electricity 1.4L Plug-in Hybrid Front-Wheel Drive Automatic (AM-S6) 81 MPGe (33 MPG) 86 MPGe (36 MPG) 83 MPGe (34 MPG) 16 mi $2,250 —
A3 Regular 2L 4-Cyl Gas Front-Wheel Drive Automatic (AM-S7) 26 MPG 35 MPG 29 MPG — $2,100 —
A3 Cabriolet Regular 2L 4-Cyl Gas Front-Wheel Drive Automatic (AM-S7) 25 MPG 34 MPG 28 MPG — $2,200 —
A3 quattro Regular 2L 4-Cyl Gas All-Wheel Drive Automatic (AM-S6) 24 MPG 31 MPG 27 MPG — $2,300 —
A3 Cabriolet quattro Regular 2L 4-Cyl Gas All-Wheel Drive Automatic (AM-S6) 22 MPG 30 MPG 25 MPG — $2,450 —
EPA Test Methodology: Fuel economy estimates are determined by vehicle manufacturers in accordance with EPA regulations (40 CFR Part 600) and verified by EPA laboratories. Estimates assume 15,000 miles per year of driving (55% city, 45% highway) at prevailing fuel and electricity prices.

Deterministic Fuel Cost & Consumption Benchmarks

Standardized annual energy consumption and operating cost metrics based on 15,000 annual miles

Fuel Cost per 25 Miles

$3.02–$3.50

Based on $3.50 per gallon regular gasoline

Annual Fuel Consumption

517–600 Gallons

Estimated annual energy units needed for 15,000 miles

5-Year Fuel Cost vs Avg Vehicle

Official EPA Benchmark

Compared to the average new vehicle over 5 years

Related Official Reports for 2017 Audi A3

Cross-reference safety ratings, owner defect complaints, and recall campaigns

Official US Government Data Provenance

Fuel economy ratings, electric range figures, and energy cost estimates on this page are retrieved directly from the United States Environmental Protection Agency (EPA) and U.S. Department of Energy (FuelEconomy.gov) certified vehicle database.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.