36/100
2013Compact CarsPremium

2013 Audi S4

EPA ID: 32574
17
City MPG
20
Combined MPG
20MPG· Average
26
Highway MPG

Fuel Economy Overview

The 2013 Audi S4 achieves an EPA-estimated 20 MPG in combined city and highway driving, with 17 MPG in the city and 26 MPG on the highway. Powered by a 3L 6-cylinder engine paired with a manual 6-spd, this compact cars features All-Wheel Drive drive.

In terms of environmental impact, the 2013 S4 produces approximately 439 grams of CO2 per mile. This figure is measured under standardized EPA test conditions and represents tailpipe emissions only. For context, the average new vehicle sold in the United States produces approximately 400 grams of CO2 per mile, meaning this S4 has higher-than-average emissions in this regard.

The estimated annual fuel cost for this vehicle is $3,450, based on 15,000 miles of driving per year and current national average fuel prices. Compared to the average new vehicle, you would save $6,500 over a 5-year period. This calculation accounts for differences in fuel consumption efficiency and provides a practical measure of long-term ownership costs attributable to fuel economy.

Energy DNA

Vehicle ClassCompact Cars
Fuel TypePremium
Engine3L 6-cyl
AspirationNaturally Aspirated
TransmissionManual 6-spd
Drive TypeAll-Wheel Drive

Green Scorecard

CO2 Emissions439 g/mi
Start-Stop SystemNot Equipped
GHG Score5/10
Smog RatingN/A
Est. Annual Cost$3,450
5-Year Cost DeltaSave $6,500

Personalized Commute CalculatorEPA defaults to 55% City / 45% Hwy

55% City45% Highway

Adjust the slider to match your daily driving habits. City driving involves stop-and-go traffic under 45mph, while highway driving represents sustained speeds over 55mph.

Your Real MPG
20.1
Impact vs EPA
$-18
/ year
💨

Aerodynamic Speed Penalty

EPA highway tests average roughly 48 mph. Driving at 75 mph increases aerodynamic drag exponentially. Expect your real-world highway fuel economy to drop by roughly 15-20% at interstate speeds.

5-Year Total Cost of Ownership

Estimated Monthly Cost
$716/mo
Includes estimated depreciation, fuel, insurance, and state fees over 5 years. Does not include loan interest.
15,000 mi
Value Depreciation
Est. value lost over 60 months
$19,600
45.6%
Fuel & Electricity
Based on National Average rates ($3.50/gal)
$13,125
30.5%
Estimated Insurance
Based on vehicle class risk profile
$9,860
22.9%
State Registration Fees
Based on National Average DMV base rates
$400
0.9%
Total 5-Year Cost$42,985

Recall Intelligence

Campaign #14V667000·2014-11-11
critical
Component: AIR BAGS

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2013-2015 Audi A4 and S4 vehicles manufactured February 16, 2012, to October 21, 2014, and 2013-2015 Audi Allroad vehicles manufactured March 12, 2012, to October 21, 2014. Due to an improper algorithm in the air bag control module, if a crash necessitates deployment of the side air bags, a second impact to the front of the vehicle may not command the front air bags to also deploy.

Consequence & Remedy

Consequence: If the front air bags do not deploy in the event of a secondary impact to the front of the vehicle, there is an increased risk of occupant injury.

Remedy: Volkswagen will notify owners, and Audi dealers will update the air bag control unit software, free of charge. The recall began on November 14, 2014. Owners may contact Audi customer service at 1-800-822-2834. Volkswagen's number for this recall is 69K5.

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Looking for comprehensive historical data?

NHTSA FARS (Fatal Crash History) and broader generational safety trends are aggregated at the model level rather than by specific engine configurations. View the complete historical data profile for all Audi S4 configurations.

View Model History

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Fuel Cost Analysis

Annual Fuel Cost$3,450
vs. Avg Vehicle (5 yrs)Save $6,500

Based on 15,000 miles/year and current fuel prices.

Efficiency Breakdown

City17 MPG
Highway26 MPG
Combined20 MPG

Estimated Lifetime Carbon Footprint

(Based on 200,000 miles driven)

87.8 metric tons CO₂
Equivalent To:
🌳 109 tree seedlings grown for 10 yrs
✈️ 7.3 cross-country flights/yr

Data Provenance

Data directly from the EPA National Vehicle and Fuel Emissions Laboratory. The combined rating is a weighted average (55% city, 45% highway). For official figures, visit fueleconomy.gov.