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Audi A4 / S4 / RS4 vs. Audi A6 / S6 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 A4 / S4 / RS4 vs. Audi A6 / S6 Invoice Comparison

Lowest Total Price: $74,285

Audi A4 / S4 / RS4 RS4   
Difference: $6,095

Lowest Total Invoice: $69,297

Audi A4 / S4 / RS4 RS4   
Difference: $5,566

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008
ModelA4 / S4 / RS4A6 / S6
TrimRS4S6
Body4dr Sedan4dr Sedan
Base Price $66,910 $72,350
Base Invoice $62,227 $67,285
Premium Package 4,000  
CA/NE emissions (extra-cost) 150 150
iPod integration 0 290
Rear side airbags 350 350
Technology Package   3,350
Warm Weather Package   1,190
Heated second row seats   225
Carbon fiber trim   400
Premium Package 3,720  
CA/NE emissions (extra-cost) 150 150
iPod integration 0 225
Rear side airbags 325 325
Technology Package   3,115
Warm Weather Package   1,106
Heated second row seats   209
Carbon fiber trim   373
Options (change) 4,500 5,955
Options (change) 4,195 5,503
Destination 775 775
Gas Tax 2,100 1,300
Total Price $74,285 $80,380
Total Invoice $69,297 $74,863

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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

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Audi A4 / S4 / RS4 dealer quotes or Audi A6 / S6 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A4 / S4 / RS4 vs. Audi A6 / S6

Lowest Adjusted Price and Invoice: Audi A4 / S4 / RS4 RS4
TrueDelta Adjusted Price Difference: $3,480
TrueDelta Adjusted Invoice Difference: $3,130
Model Year20082008
ModelA4 / S4 / RS4A6 / S6
TrimRS4S6
Body4dr Sedan4dr Sedan
Engine420hp V8435hp V10
TransmissionM6T6
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)13/20 MPG14/19 MPG
Audio (watts, speakers)215, 10330, 13
Tire (rear if not all the same)255/35-19265/35-19
Total Price$74,285$80,380
Adjustments for Features0-2,615
Feature-Adjusted Total Price$74,285$77,765
Total Invoice$69,297$74,863
Adjustments for Features0-2,436
Feature-Adjusted Total Invoice$69,297$72,427

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Features Comparison: Audi A4 / S4 / RS4 vs. Audi A6 / S6

Model Year20082008
ModelA4 / S4 / RS4A6 / S6
TrimRS4S6
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 
6-speed manually-shiftable automatic $1100
AWD$1700$1700
Accessories 
Proximity key $250
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Rearview camera $200
Cargo Management 
Cargo mat $40
Climate Control 
Rear air vents $100
Residual heat $50
Exterior 
Body kit$0 
Bodyside cladding $350
Bodyside moldings$75 
Rear spoiler$200 
Solar panel $300
Infotainment 
CD changer, remote $200
SD Card slot$25 
Surround sound $250
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Mirror tilt-down in reverse $25
Seats and Interior Trim 
Power fore-aft adjuster, driver seat $100
Power height adjuster, driver seat $100
Power recliner, driver seat $100
Power tilt adjuster, driver seat $100
Suspension, Wheels, and Tires 
Hydraulically cross-linked dampers$500 
Sport suspension (upgrade) $0
Ultra-sport suspension (upgrade)$0 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$2,900$5,515
Value of Feature Adjustments$0$2,615
Value of Feature Adjustments0-2,436

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See a complete comparison of Audi A4 / S4 / RS4 vs. Audi A6 / S6 features.

Specifications Comparison: Audi A4 / S4 / RS4 vs. Audi A6 / S6

Model Year20082008
ModelA4 / S4 / RS4A6 / S6
Body4dr Sedan4dr Sedan
Wheelbase104.3 in111.9 in
Length180.6 in193.5 in
Width69.8 in73.1 in
Height56.2 in57.5 in
Curb Weight3,957 lb.4,486 lb.
Fuel Capacity16.6 gal.21.1 gal.
Row 1 Headroom38.4 in38.7 in
Row 1 Shoulder Room55.1 in57.1 in
Row 1 Legroom41.3 in41.3 in
Row 2 Headroom37.2 in37.8 in
Row 2 Shoulder Room53.4 in55.9 in
Row 2 Legroom34.3 in36.9 in
Cargo Volume13.4 ft315.9 ft3

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See a complete comparison of Audi A4 / S4 / RS4 vs. Audi A6 / S6 specs.

Option Package Details
Audi A4 / S4 / RS4 RS4

Premium Package
FeatureValueRequested?
Navigation system600Yes
Heated second row seats200Yes
CD changer, remote-125No
Sunshades, second row125Yes
Sunshade, rear, power225Yes
Memory system, driver seat200Yes
Bose, 215W, 10 speakers (with subwoofer)350No
SD Card slot25No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75Yes
Total Requested202589%
Total Not Requested25011%

Option Package Details
Audi A6 / S6 S6

Technology Package
FeatureValueRequested?
Navigation system600Yes
Obstacle detection, rear250Yes
Rearview camera200No
Proximity key250No
Voice control for nav and audio100No
Total Requested85061%
Total Not Requested55039%
Warm Weather Package
FeatureValueRequested?
Sunshades, second row125Yes
Sunshade, rear, power225Yes
Solar panel300No
Total Requested35054%
Total Not Requested30046%

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