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BMW 4 Series vs. Audi A6

When comparing the BMW 4 Series to the Audi A6, the BMW 4 Series 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. The Audi A6 has the advantage in the areas of interior volume, overall quality score and base engine power. Based on this comparison of the BMW 4 Series versus the Audi A6, the two cars are fairly comparable.

BMW 4 Series versus Audi A6 Pricing

A one- to five-year-old used BMW 4 Series ranges from $27,978 to $41,998 while a used Audi A6 from the same model year range is priced between $35,992 to $52,995. For a new model, the BMW 4 Series's price is between $48,102 and $69,736, with the Audi A6 priced between $60,183 and $74,887.

BMW 4 Series versus Audi A6 Quality Rating

The iSeeCars Overall Quality rating for the BMW 4 Series is 6.9 out of 10 while the Audi A6's quality rating is 8.4 out of 10. This results in the BMW 4 Series being ranked 24 out of 39 Best Luxury Small Cars and the Audi A6 being ranked 3 out of 8 Best Luxury Midsize Cars for the Money.

Engine Power and Fuel Efficiency Comparison

For engine performance, the BMW 4 Series’s base engine makes 255 horsepower, and the Audi A6 base engine makes 261 horsepower. The 4 Series is rated to deliver an average of 28 miles per gallon, with a highway range of 530 miles. The A6 is rated to deliver an average of 27 miles per gallon, with a highway range of 598 miles. Both models use premium unleaded.

Passenger Space Comparison

The Audi A6, a midsize car, has the advantage of offering more interior volume, reflected in more front shoulder room, rear head room, rear shoulder room, rear leg room, and trunk space. The BMW 4 Series, a compact car, has the advantage in the areas of front head room and front leg room.

Safety Ratings Comparison

The Audi A6 has an average safety rating of 5 out of 5 Stars. When comparing IIHS evaluations, the Audi A6 has the advantage with a Top Safety Pick+ award.

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Pricing

New Asking Price:

$48,102 - $69,736

Used Asking Price:

$27,978 - $41,998

5-Year Depreciation (lower is better):

50%

Pricing

New Asking Price:

$60,183 - $74,887

Used Asking Price:

$35,992 - $52,995

5-Year Depreciation (lower is better):

58.2%

iSeeCars Scores & Rankings

Overall Score:

6.9 / 10

Reliability:

5.8 / 10

Retained Value:

8.0 / 10

Safety:

Not available

iSeeCars Scores & Rankings

Overall Score:

8.4 / 10

Reliability:

8.6 / 10

Retained Value:

6.6 / 10

Safety:

10.0 / 10

iSeeCars Rankings

24 / 39
24 / 39

iSeeCars Rankings

5 / 29
5 / 29

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

Convertible

Available Body Styles

Sedan

Available Drivetrain Options

Gasoline

Available Drivetrain Options

Gasoline

Trim Levels

M440i xDrive, 430i, 430i xDrive, M440i

Trim Levels

quattro Premium 45 TFSI, quattro Premium Plus 45 TFSI, quattro Premium 55 TFSI, quattro Premium Plus 55 TFSI, quattro Prestige 55 TFSI

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):

Not yet available

IIHS Safety Rating:

Not yet available

Safety Ratings

NHTSA Safety Rating (last 5 year average):

5 out of 5 Stars

IIHS Safety Rating:

TOP SAFETY PICK +

Base Drivetrain Specifications

Horsepower:

255 hp @ 5000 rpm

Torque:

294 foot-lbs @ 1550 rpm

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

0.067 hp per pound

Base Drivetrain Specifications

Horsepower:

261 hp @ 5000 rpm

Torque:

273 foot-lbs @ 1600 rpm

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

0.064 hp per pound

Engine Specifications

Engine Size:

2 liters

Engine Configuration:

Inline

Number of Cylinders:

4

Transmission:

Automatic

Standard/Optional Drivetrain Type:

RWD / AWD

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

25 / 34 / 28

Range (city/hwy):

390 / 530 miles

Recommended Fuel Type:

Premium Unleaded

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):

24 / 31 / 27

Range (city/hwy):

463 / 598 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:

Available

Heated Seats:

Available

Cooled/Ventilated Seats:

Available

Leather Upholstery:

Standard

Navigation System:

Standard

Sunroof/Moonroof:

Standard

Heated Steering Wheel:

Available

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:

Standard

Heated Steering Wheel:

Available

Safety Equipment

Forward Collision Warning:

Not yet available

Pedestrian Detection:

Not yet available

Lane Departure Warning:

Not yet available

Lane Keeping Assist:

Not yet available

Blind Spot Monitoring:

Not yet available

Rear Cross-Traffic Alert:

Not yet available

360-Degree Camera:

Not yet available

Rear Seat Reminder:

Not yet available

Driver Attention Monitoring:

Not yet available

Safety Equipment

Forward Collision Warning:

Standard

Pedestrian Detection:

Standard

Lane Departure Warning:

Standard

Lane Keeping Assist:

Available

Blind Spot Monitoring:

Available

Rear Cross-Traffic Alert:

Available

360-Degree Camera:

Available

Rear Seat Reminder:

N/A

Driver Attention Monitoring:

N/A

Interior Dimensions

Front Head Room:

38.6 inches

Front Leg Room:

41.5 inches

Front Shoulder Room:

55.2 inches

Rear Head Room:

36.6 inches

Rear Leg Room:

34.9 inches

Rear Shoulder Room:

54.3 inches

Cargo Space:

12 cubic feet

Overall Interior Volume:

91.0 cubic feet

Interior Dimensions

Front Head Room:

38 inches

Front Leg Room:

41.3 inches

Front Shoulder Room:

57.8 inches

Rear Head Room:

38.1 inches

Rear Leg Room:

37.4 inches

Rear Shoulder Room:

56.5 inches

Cargo Space:

13.7 cubic feet

Overall Interior Volume:

99.0 cubic feet

Exterior Dimensions

Curb Weight:

3792 lbs

Width:

81.6 inches

Height:

56.8 inches

Length:

188.5 inches

Wheelbase:

112.4 inches

Ground Clearance:

5.5 inches

Exterior Dimensions

Curb Weight:

4101 lbs

Width:

83.1 inches

Height:

57.4 inches

Length:

194.4 inches

Wheelbase:

115.1 inches

Ground Clearance:

Not yet available

Standard Wheel/Tire Information

Wheel Size:

18.0 x 8.5 inches

Wheel Type:

painted alloy

Tire Size:

245/45R18

Standard Wheel/Tire Information

Wheel Size:

19.0 x 8.5 inches

Wheel Type:

painted alloy

Tire Size:

245/45R19