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Audi S3 vs. BMW M3

When we compare the Audi S3 to the BMW M3, the Audi S3 has the advantage in the areas of new vehicle base pricing, typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency and overall quality score. The BMW M3 has the advantage in the areas of interior volume and base engine power. Based on this comparison of the Audi S3 versus the BMW M3, the Audi S3 is a better car than the BMW M3.

Audi S3 versus BMW M3 Pricing

A used 2023 Audi S3 ranges from $49,888 to $58,868 while a used 2023 BMW M3 is priced between $86,463 to $119,955. For a new model, the Audi S3's price is between $50,332 and $59,953, with the BMW M3 priced between $79,014 and $109,058.

Audi S3 versus BMW M3 Quality Rating

The iSeeCars Overall Quality rating for the Audi S3 is 8.4 out of 10 while the BMW M3's quality rating is 8.2 out of 10. This results in the Audi S3 being ranked 10 out of 39 Best Luxury Small Cars and the BMW M3 being ranked 12 out of 39.

Engine Power and Fuel Efficiency Comparison

For engine performance, the Audi S3’s base engine makes 306 horsepower, and the BMW M3 base engine makes 473 horsepower. The S3 is rated to deliver an average of 26 miles per gallon, with a highway range of 464 miles. The M3 is rated to deliver an average of 19 miles per gallon, with a highway range of 359 miles. Both models use premium unleaded.

Passenger Space Comparison

The BMW M3, a compact car, has the advantage of offering more interior volume, reflected in more front head room, front shoulder room, front leg room, rear head room, rear shoulder room, rear leg room, and trunk space.

Safety Ratings Comparison

The Audi S3 has an average safety rating of 5 out of 5 Stars.

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Pricing

New Asking Price:

$50,332 - $59,953

Used Asking Price:

$49,888 - $58,868

5-Year Depreciation (lower is better):

44.2%

Pricing

New Asking Price:

$79,014 - $109,058

Used Asking Price:

$86,463 - $119,955

5-Year Depreciation (lower is better):

41.1%

iSeeCars Scores & Rankings

Overall Score:

8.4 / 10

Reliability:

6.6 / 10

Retained Value:

8.6 / 10

Safety:

10.0 / 10

iSeeCars Scores & Rankings

Overall Score:

8.2 / 10

Reliability:

7.7 / 10

Retained Value:

8.8 / 10

Safety:

Not available

iSeeCars Rankings

10 / 39

Luxury Small Cars with Best Resale Value

12 / 39

Most Reliable Luxury Small Cars

19 / 39

iSeeCars Rankings

Luxury Small Cars with Best Resale Value

7 / 39

Most Reliable Luxury Small Cars

10 / 39
12 / 39

Summary Review

Not yet available

Summary Review

Not yet available

Pros and Cons

Not yet available

Pros and Cons

Not yet available

Available Body Styles

Sedan

Available Body Styles

Sedan

Available Drivetrain Options

Gasoline

Available Drivetrain Options

Gasoline

Trim Levels

2.0T quattro Premium, 2.0T quattro Premium Plus, 2.0T quattro Prestige

Trim Levels

Base, Competition, Competition xDrive

Warranty Information

Warranty, Bumper-to-Bumper:

4 years / 50000 miles

Warranty, Powertrain

4 years / 50000 miles

Warranty, Roadside Assistance:

4 years

Warranty Information

Warranty, Bumper-to-Bumper:

4 years / 50000 miles

Warranty, Powertrain

4 years / 50000 miles

Warranty, Roadside Assistance:

4 years

Safety Ratings

NHTSA Safety Rating (last 5 year average):

5 out of 5 Stars

IIHS Safety Rating:

Not yet available

Safety Ratings

NHTSA Safety Rating (last 5 year average):

Not yet available

IIHS Safety Rating:

Not yet available

Base Drivetrain Specifications

Horsepower:

306 hp @ 5400 rpm

Torque:

295 foot-lbs @ 1900 rpm

Power-to-Weight Ratio (higher is better):

0.087 hp per pound

Base Drivetrain Specifications

Horsepower:

473 hp @ 6250 rpm

Torque:

406 foot-lbs @ 2650 rpm

Power-to-Weight Ratio (higher is better):

0.123 hp per pound

Engine Specifications

Engine Size:

2 liters

Engine Configuration:

Inline

Number of Cylinders:

4

Transmission:

Automatic

Standard/Optional Drivetrain Type:

AWD

EPA Fuel Economy (City/Highway/Combined MPG):

23 / 32 / 26

Range (city/hwy):

334 / 464 miles

Recommended Fuel Type:

Premium Unleaded

Engine Specifications

Engine Size:

3 liters

Engine Configuration:

Inline

Number of Cylinders:

6

Transmission:

Manual

Standard/Optional Drivetrain Type:

RWD / AWD

EPA Fuel Economy (City/Highway/Combined MPG):

16 / 23 / 19

Range (city/hwy):

250 / 359 miles

Recommended Fuel Type:

Premium Unleaded

Standard/Optional Features

Apple CarPlay:

Standard

Android Auto:

Standard

Wireless Smartphone Charging:

Available

Keyless Entry:

Standard

Keyless Ignition:

Standard

Adaptive Cruise Control:

Standard

Heated Seats:

Standard

Cooled/Ventilated Seats:

N/A

Leather Upholstery:

Standard

Navigation System:

Standard

Sunroof/Moonroof:

Standard

Heated Steering Wheel:

N/A

Standard/Optional Features

Apple CarPlay:

Standard

Android Auto:

Standard

Wireless Smartphone Charging:

Available

Keyless Entry:

Standard

Keyless Ignition:

Standard

Adaptive Cruise Control:

Available

Heated Seats:

Standard

Cooled/Ventilated Seats:

Available

Leather Upholstery:

Standard

Navigation System:

Standard

Sunroof/Moonroof:

Available

Heated Steering Wheel:

Available

Safety Equipment

Forward Collision Warning:

Standard

Pedestrian Detection:

N/A

Lane Departure Warning:

Standard

Lane Keeping Assist:

Available

Blind Spot Monitoring:

Available

Rear Cross-Traffic Alert:

Available

360-Degree Camera:

N/A

Rear Seat Reminder:

N/A

Driver Attention Monitoring:

N/A

Safety Equipment

Forward Collision Warning:

Standard

Pedestrian Detection:

Standard

Lane Departure Warning:

Standard

Lane Keeping Assist:

N/A

Blind Spot Monitoring:

Standard

Rear Cross-Traffic Alert:

Standard

360-Degree Camera:

N/A

Rear Seat Reminder:

N/A

Driver Attention Monitoring:

Standard

Interior Dimensions

Front Head Room:

36.8 inches

Front Leg Room:

41.2 inches

Front Shoulder Room:

54.8 inches

Rear Head Room:

36.6 inches

Rear Leg Room:

35.2 inches

Rear Shoulder Room:

53 inches

Cargo Space:

8.3 cubic feet

Overall Interior Volume:

86.0 cubic feet

Interior Dimensions

Front Head Room:

40.6 inches

Front Leg Room:

41.6 inches

Front Shoulder Room:

56 inches

Rear Head Room:

37.8 inches

Rear Leg Room:

35.6 inches

Rear Shoulder Room:

54.6 inches

Cargo Space:

13 cubic feet

Overall Interior Volume:

95.0 cubic feet

Exterior Dimensions

Curb Weight:

3527 lbs

Width:

78.1 inches

Height:

55.7 inches

Length:

177.3 inches

Wheelbase:

103.6 inches

Ground Clearance:

Not yet available

Exterior Dimensions

Curb Weight:

3840 lbs

Width:

81.4 inches

Height:

56.4 inches

Length:

189.1 inches

Wheelbase:

112.5 inches

Ground Clearance:

4.7 inches

Standard Wheel/Tire Information

Wheel Size:

18.0 x 8.0 inches

Wheel Type:

alloy

Tire Size:

225/40R18

Standard Wheel/Tire Information

Wheel Size:

18.0 x 9.5 inches

Wheel Type:

painted alloy

Tire Size:

275/40R18