Audi A6 / S6 Audi A6 / S6 2017 BMW Z4 BMW Z4 2008

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Audi A6 / S6 vs. BMW Z4 Price Comparison (MSRP)

The sticker prices, before adjusting for remaining feature differences. Usually these are the numbers you will see on the window stickers.

Models in short supply often sell at or even above these prices.

Audi A6 / S6 vs. BMW Z4 Invoice Comparison

Lowest Total Price: $57,300

BMW Z4 M Coupe   
Difference: $15,125

Lowest Total Invoice: $52,900

BMW Z4 M Coupe   
Difference: $14,524

Calculate Payments

  Down Payment Interest Rate Term
Model Year20172008
ModelA6 / S6Z4
TrimS6 4.0 TFSIM Coupe
Body4dr Sedan2dr Hatch
Base Price $70,900 $50,400
Base Invoice $65,938 $46,550
Metallic paint (extra cost) 575 475
Premium Package   2,950
Navigation system   1,800
Heated front seats   500
HD radio   350
Wood trim   0
Metallic paint (extra cost) 536 430
Premium Package   2,685
Navigation system   1,640
Heated front seats   455
HD radio   315
Wood trim   0
Options (change) 575 6,075
Options (change) 536 5,525
Destination 950 825
Total Price $72,425 $57,300
Total Invoice $67,424 $52,900

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

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TrueDelta Value Comparison: Audi A6 / S6 vs. BMW Z4

Lowest Adjusted Price and Invoice: BMW Z4 M Coupe
TrueDelta Adjusted Price Difference: $4,415
TrueDelta Adjusted Invoice Difference: $4,554
Model Year20172008
ModelA6 / S6Z4
TrimS6 4.0 TFSIM Coupe
Body4dr Sedan2dr Hatch
Engine450hp V8330hp I6
TransmissionS7M6
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)18/27 MPG15/22 MPG
Audio (watts, speakers)630, 14430, 10
Tire (rear if not all the same)255/40-19225/45-18
Total Price$72,425$57,300
Adjustments for Features-10,7100
Feature-Adjusted Total Price$61,715$57,300
Total Invoice$67,424$52,900
Adjustments for Features-9,9700
Feature-Adjusted Total Invoice$57,454$52,900

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Features Comparison: Audi A6 / S6 vs. BMW Z4

Model Year20172008
ModelA6 / S6Z4
TrimS6 4.0 TFSIM Coupe
Body4dr Sedan2dr Hatch
Transmission and Drivetrain 
7-speed automated manual$1200 
6-speed manual $150
AWD$1700 
RWD $0
Accessories 
Power rear side windows$200 
Proximity key$250 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Universal garage door opener$100 
Brakes, Airbags, and Other Safety 
Blind spot warning system$200 
Collision preparation system, rear$100 
Obstacle detection, front$150 
Obstacle detection, rear$250 
Rearview camera$200 
Rollover sensor$50 
Secondary collision brake assist$25 
Side curtain airbags$350 
Temporary spare tire$150 
Cargo Management 
Cargo cover $75
Cargo net$40 
Rear seat pass-through$100 
Climate Control 
Dual-zone climate control$125 
Rear air vents with automatic controls$250 
Rear dual-zone climate control$125 
Residual heat$50 
Drivetrain 
Limited-slip rear differential $300
Engine / Motor 
Automatic start / stop$150 
Dual-mode exhaust, switchable$500 
Regenerative braking$0 
Exterior 
Laminated front side windows$200 
Sunroof$900 
Infotainment 
4G LTE connectivity$0 
Android Auto support$100 
Apple CarPlay support$100 
Bluetooth audio streaming$25 
DVD-compatible player$0 
Handwriting recognition$200 
In-vehicle Internet$150 
Media drive$15 
Satellite radio$200 
SD Card slot$25 
Telematics service, such as OnStar $200
Traffic + travel information$25 
USB port$25 
Voice control for nav and audio$100 
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Compass$0 
Fog light, rear$100 
Fog lights $125
Headlight washers $50
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Interior ambient lighting$150 
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Center armrest(s), second row$50 
Folding second row seats$300 
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Metal pedals$75 
No leather in second row $-300
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Air suspension, auto-leveling and height adjustable$1000 
Electronic systems calibration selector$200 
Transmission 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$11,680$970
Value of Feature Adjustments$10,710$0
Value of Feature Adjustments-9,9700

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Specifications Comparison: Audi A6 / S6 vs. BMW Z4

Model Year20172008
ModelA6 / S6Z4
Body4dr Sedan2dr Hatch
Wheelbase114.6 in98.2 in
Length194.2 in161.9 in
Width73.8 in70.1 in
Height57.8 in49.9 in
Curb Weight4,398 lb.3,219 lb.
Fuel Capacity19.8 gal.14.5 gal.
Row 1 Headroom37.2 in37.3 in
Row 1 Shoulder Room57.5 in52.5 in
Row 1 Legroom41.3 in42.0 in
Row 2 Headroom37.8 in0.0 in
Row 2 Shoulder Room56.3 in0.0 in
Row 2 Legroom37.4 in0.0 in
Cargo Volume14.1 ft39.2 ft3

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Option Package Details
BMW Z4 M Coupe

Premium Package
FeatureValueRequested?
Cruise control150Yes
Surround sound250Yes
THX-certified, 430W, 10 speakers (with subwoofer)350No
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested170076%
Total Not Requested55024%

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