2021 Audi Q3 quattroFuel Economy & MPG Ratings

Gasoline Small Sport Utility Vehicle 4WDAll-Wheel Drive
2021 Audi Q3 quattro

Photo: Tokumeigakarinoaoshima. CC0. via Wikimedia Commons

City
22
MPG
Highway
30
MPG
Combined
25
MPG

Trim Comparison

Automatic (S8)
Regular
City
22
Hwy
30
Comb
25
Fuel cost: $2,700/yr
Annual Fuel Cost
$2,700

Based on gasoline at $3.67/gal, 15,000 miles/year

5-Year Fuel Savings
$-1,500

vs. average new vehicle

EPA Fuel Economy Score: 5/10
GHG Score: 5/10

Environment

CO₂ Tailpipe Emissions
350 g/mile
Annual Petroleum Consumption
11.9 barrels

Specifications

Engine
2L 4-cyl
Transmission
8-speed Automatic
Drivetrain
AWD
Body Style
SUV/Crossover
GVWR
Class 1 (≤6,000 lbs)

Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.

Engine & Efficiency Details

Source: EPA fueleconomy.gov

Engine Size
2L, 4-cylinder
Induction Type
Direct Injection
Efficiency Tech
Auto Start-Stop
Fuel Type
Regular Gasoline

Annual Fuel Cost by State

Prices as of week ending May 18, 2026 · Source: EIA

National AvgEPA default
$4.490/gal$2,694/yr
California
$5.957/gal$3,574/yr
Texas
$3.888/gal$2,333/yr
Florida
$4.136/gal$2,482/yr
New York
$4.522/gal$2,713/yr
Ohio
$4.510/gal$2,706/yr
Washington
$5.591/gal$3,355/yr
Colorado
$4.618/gal$2,771/yr
Minnesota
$4.344/gal$2,606/yr
Massachusetts
$4.448/gal$2,669/yr

Calculated at 15,000 miles/year (EPA standard assumption) using 25 MPG combined. Regular gasoline prices. Actual costs vary.

Recall History

Source: NHTSA

No recalls reported for this vehicle.

Owner-Reported Problems13 complaints

Source: NHTSA

NHTSA has received 13 owner complaints for the 2021 Audi Q3 quattro. Top reported issues include fuel system, engine and electrical system. The data below is sourced from consumer complaints filed directly with NHTSA.

Problems by System / Component

Fuel System
4
Engine
3
Electrical System
3
Seat Belts
2
Advanced Safety (ADAS)
2
Structure
1
Lighting
1
Speed Control
1

2021 Audi Q3 quattro problems by category: Fuel System: 4 complaints, Engine: 3 complaints, Electrical System: 3 complaints, Seat Belts: 2 complaints, Advanced Safety (ADAS): 2 complaints, Structure: 1 complaints, Lighting: 1 complaints, Speed Control: 1 complaints.

3
Crashes Reported
0
Fires Reported
4
Injuries Reported

Sample Owner Complaints

Fuel SystemFiled: 05/30/2025ODI#11664032
I am reporting a recurring fuel system defect affecting my Audi Q3, consistent with Safety Recall 20YF – Suction Jet Pump. The problem began as difficulty refueling and now mirrors an identical issue …
Electrical SystemFiled: 02/14/2025ODI#11642776
My 2021 Audi Q3 SUV had been very dangerous to drive stalling, stopping on the highway and shuttering for about two weeks. While I was going about 70 miles an hour my vehicle stalled. It lead to me al…
EngineFiled: 10/16/2022ODI#11489494
Vehicle has a starting error. Dealer fixed p085 with the park neutral module but problems comes back. At stop light vehicle shut down and when brake was released there was a error starting it back up …

Complaint data is sourced from the NHTSA Complaints Database. Reports are filed by vehicle owners and may not reflect confirmed defects. Last updated via NHTSA API.

Related

Audi Q3 quattro MPG History
See how this model's fuel economy changed by year

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