BMW 7 Series vs. Audi A6
iSeeCars' unbiased and data-driven comparison of the BMW 7 Series and Audi A6 contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the BMW 7 Series and the Audi A6.
In comparing the BMW 7 Series's and the Audi A6's specifications and ratings, the BMW 7 Series has the advantage in the areas of fuel efficiency, interior volume and base engine power. The Audi A6 has the advantage in the areas of new vehicle base pricing, typical lower range of pricing for one- to five-year-old used cars, reliability, resale value and overall quality score. Based on this comparison of the BMW 7 Series's and the Audi A6's specifications and ratings, the Audi A6 is a better car than the BMW 7 Series.
Pricing: A used 2025 BMW 7 Series ranges from $82,993 to $135,141 while a used 2025 Audi A6 is priced between $47,998 to $71,140. For a new model, the BMW 7 Series's price is between $102,175 and $145,772, with the Audi A6 priced between $59,135 and $78,929.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the BMW 7 Series loses 66.4 percent of its value and the Audi A6 loses 60.9 percent of its value. This means the Audi A6 retains 5.5 percentage points more of its value and has the advantage of higher resale value versus the BMW 7 Series.
Quality Rating: The iSeeCars Overall Quality rating for the BMW 7 Series is 7.0 out of 10 while the Audi A6's quality rating is 7.5 out of 10. This results in the BMW 7 Series being ranked 9 out of 17 Best Luxury Large Cars and the Audi A6 being ranked 9 out of 24 Best Luxury Midsize Cars.
Reliability Rating: iSeeCars’ Reliability Rating for the BMW 7 Series is 7.3 out of 10. For the Audi A6 the reliability rating is 7.5 out of 10. This gives the Audi A6 a slight advantage in reliability compared to the BMW 7 Series.
Engine Power and Fuel Efficiency Comparison: For engine performance, the BMW 7 Series’s base engine makes 375 horsepower, and the Audi A6 base engine makes 261 horsepower. The 7 Series is rated to deliver an average of 28 miles per gallon, with a highway range of 605 miles. The A6 is rated to deliver an average of 26 miles per gallon, with a highway range of 598 miles. This gives the BMW 7 Series the fuel efficiency and maximum range advantage over the Audi A6. Both models use premium unleaded.
Passenger Space Comparison: The BMW 7 Series, a large car, has the advantage of offering more interior volume, reflected in more front head room, front shoulder room, rear head room, rear leg room, and cargo space. The Audi A6, a midsize car, has the advantage in the areas of front leg room and rear shoulder room.
Safety Ratings: The Audi A6 has an average safety rating of 5 out of 5 Stars based on NHTSA's crash test ratings.
New Car Pricing
Asking Price:
102175 - 145772
Starting MSRP:
97300
Category Avg Starting MSRP:
(Luxury Large Cars)
100643
Category Starting MSRP Range:
(Luxury Large Cars)
72000 - 128600
New Car Pricing
Asking Price:
59135 - 78929
Starting MSRP:
58100
Category Avg Starting MSRP:
(Luxury Midsize Cars)
79467
Category Starting MSRP Range:
(Luxury Midsize Cars)
42140 - 200195
Used Car Pricing
Avg Used Car Price:
107531
Price Range:
82993 - 135141
Category Avg Price:
(Luxury Large Cars)
108498
Category Avg Price Range:
(Luxury Large Cars)
76075 - 139960
# Used Cars for Sale Nationally:
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
Used Car Pricing
Avg Used Car Price:
58757
Price Range:
47998 - 71140
Category Avg Price:
(Luxury Midsize Cars)
80683
Category Avg Price Range:
(Luxury Midsize Cars)
43661 - 144992
# Used Cars for Sale Nationally:
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
5-year Depreciation
Depreciation $:
Depreciation %:
Resale Value $:
Typical Category Depreciation %:
(Luxury Large Cars)
0.55588193
Category Depreciation Range:
(Luxury Large Cars)
0.47768574 - 0.62908089
5-year Depreciation
Depreciation $:
35532
Depreciation %:
0.61156182
Resale Value $:
22568
Typical Category Depreciation %:
(Luxury Midsize Cars)
0.49394848
Category Depreciation Range:
(Luxury Midsize Cars)
0.39819597 - 0.61156182
BMW 7 Series Scores & Rankings
Overall Score:
7.0 / 10
Reliability:
7.3 / 10
Retained Value:
6.7 / 10
Safety:
Not available
Audi A6 Scores & Rankings
Overall Score:
7.5 / 10
Reliability:
7.5 / 10
Retained Value:
7.1 / 10
Safety:
8.0 / 10
iSeeCars Reliability Insights for BMW 7 Series
Avg Life Expectancy (years):
9.1
Typical Category Life Expectancy:
(Luxury Large Cars)
13.6
Category Life Expectancy Range:
(Luxury Large Cars)
9.1 - 16.1
Chance of Reaching 200k Miles for a New Car:
0.001
iSeeCars Reliability Insights for Audi A6
Avg Life Expectancy (years):
10.7
Typical Category Life Expectancy:
(Luxury Midsize Cars)
13.2
Category Life Expectancy Range:
(Luxury Midsize Cars)
9.4 - 22.1
Chance of Reaching 200k Miles for a New Car:
0.045
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
11.310190863614805
Typical Category Recalls:
(Luxury Large Cars)
2.2
Category Range for Recalls:
(Luxury Large Cars)
1.6 - 11.3
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.9696536471404869
Typical Category Recalls:
(Luxury Midsize Cars)
3.0
Category Range for Recalls:
(Luxury Midsize Cars)
1.5 - 35.8
BMW 7 Series Rankings
Ranking
3 out of / 5Ranking
4 out of / 17Ranking
4 out of / 17Ranking
5 out of / 17Ranking
5 out of / 11Ranking
6 out of / 11Ranking
7 out of / 17Ranking
9 out of / 17Ranking
9 out of / 17Ranking
17 out of / 17Audi A6 Rankings
Ranking
2 out of / 6Ranking
2 out of / 6Ranking
5 out of / 24Ranking
6 out of / 18Ranking
8 out of / 24Ranking
8 out of / 18Ranking
9 out of / 24Ranking
9 out of / 24Ranking
13 out of / 24Ranking
14 out of / 24Ranking
17 out of / 24Ranking
22 out of / 24Available Body Styles
Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline, Plug-In Hybrid
Available Drivetrain Options
Gasoline
BMW 7 Series Trim Levels
740i, 740i xDrive, 760i xDrive
Audi A6 Trim Levels
quattro Premium 45 TFSI, quattro Premium 55 TFSI, quattro Premium Plus 45 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
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
5 out of 5 Stars
2025 NHTSA Overall Rating:
5 out of 5 Stars
2025 NHTSA Front Crash Overall Rating:
4 out of 5 Stars
2025 NHTSA Side Crash Overall Rating:
5 out of 5 Stars
2025 NHTSA Rollover Rating:
5 out of 5 Stars
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
375 hp @ 5200 rpm
Torque:
398 foot-lbs @ 1850 rpm
Power-to-Weight Ratio (higher is better):
0.079 hp per pound
Base Drivetrain Specs
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:
3 liters
Engine Configuration:
Inline
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
25 / 31 / 28
Range (city/hwy):
488 / 605 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 / 26
Range (city/hwy):
463 / 598 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Air Suspension:
Standard
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Automatic Parking:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Heated Steering Wheel:
Standard
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Panoramic Sunroof/Moonroof
Standard
Parking Sensors:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Massage Seats:
Available
Captain's seat:
N/A
Front Bench Seats:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Standard/Optional Features
Air Suspension:
N/A
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Automatic Parking:
Available
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Heated Steering Wheel:
Available
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Panoramic Sunroof/Moonroof
N/A
Parking Sensors:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Available
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Massage Seats:
Available
Captain's seat:
N/A
Front Bench Seats:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
Standard
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
Standard
360-Degree Camera:
N/A
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
Available
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Available
Rear Seat Reminder:
N/A
360-Degree Camera:
Available
Interior Dimensions
Front Head Room:
39.8 inches
Front Leg Room:
41.2 inches
Front Shoulder Room:
61 inches
Rear Head Room:
38.6 inches
Rear Leg Room:
43.3 inches
Rear Shoulder Room:
56.3 inches
Cargo Space:
19.1 cubic feet
Overall Interior Volume:
110.0 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:
4720 lbs
Width:
86.3 inches
Height:
60.8 inches
Length:
212.2 inches
Wheelbase:
126.6 inches
Ground Clearance:
5.8 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:
4.2 inches
Standard Wheel/Tire Information
Wheel Size:
20.0 x 9.0 inches
Wheel Type:
painted aluminum alloy
Tire Size:
255/45R20
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
245/45R19
Exterior Colors
Black
Black Sapphire Metallic / Carbon Black Metallic
Blue
Frozen Tanzanite Blue Metallic / Tanzanite Blue II Metallic
Gray
Brooklyn Grey Metallic / Dravit Grey Metallic / Frozen Deep Grey Metallic / Frozen Pure Grey Metallic / Oxide Grey Metallic
Red
Aventurin Red Metallic
White
Alpine White / Mineral White Metallic
Brown
Not available
Silver
Not available
Exterior Colors
Black
Brilliant Black / Mythos Black Metallic
Blue
Firmament Blue Metallic
Gray
Chronos Gray Metallic / Manhattan Gray Metallic
Red
Not available
White
Arkona White / Glacier White Metallic
Brown
Madeira Brown Metallic
Silver
Florett Silver Metallic
Interior Colors
Black
Black / Black/Atlas Grey / Black/Black Burgundy
Brown
Caramel/Atlas Grey / Cognac / Mocha / Tartufo
Gray
Taupe Grey/Night Blue
Red
Amarone
White
Smoke White
Beige
Not available
Interior Colors
Black
Black
Brown
Okapi Brown w/ Steel Gray Stitching
Gray
Not available
Red
Not available
White
Not available
Beige
Pearl Beige w/ Agate Gray Stitching
