Audi A4 / S4 Audi A4 / S4 2006 Audi A6 / S6 Audi A6 / S6 2020

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

Lowest Total Price: $38,385

Audi A4 / S4 A4 2.0T   
Difference: $21,935

Calculate Payments

  Down Payment Interest Rate Term
Model Year200620062006202020202020
ModelA4 / S4A4 / S4A4 / S4A6 / S6A6 / S6A6 / S6
TrimA4 2.0TA4 3.2S44555S6
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $28,240 $34,490 $46,400 $54,900 $59,800 $73,900
Premium Package 1,850 1,050 2,900      
Sunroof 1,400 1,000        
Technology Package 1,275 1,275        
Cold Weather Package 400 400 400 500 500 500
Sunshade, rear, power 400 400 400     500
Metallic paint (extra cost) 450 450 450 575 575 575
Bluetooth cell phone link 500 500 500      
Obstacle detection, rear 350 350 350      
Navigation system 1,950 1,950 1,950      
Tire-pressure monitor 250 250 250      
Rear side airbags 350 350 350 350 350 350
Sport suspension (upgrade) 250 250        
Bose 215W 10 speakers     1,000      
Carbon fiber trim     300     500
Competition Package       3,000 3,000  
Premium Package 1,684 956 2,639      
Sunroof 1,274 910        
Technology Package 1,160 1,160        
Cold Weather Package 364 364 364 467 467 467
Sunshade, rear, power 364 364 364     466
Metallic paint (extra cost) 410 410 410 536 536 536
Bluetooth cell phone link 455 455 455      
Obstacle detection, rear 319 319 319      
Navigation system 1,775 1,775 1,775      
Tire-pressure monitor 228 228 228      
Rear side airbags 319 319 319 325 325 325
Sport suspension (upgrade) 228 228        
Bose 215W 10 speakers     910      
Carbon fiber trim     273     467
Competition Package       2,790 2,790  
Options (change) 9,425 8,225 8,850 4,425 4,425 2,425
Options (change) 8,580 7,488 8,056 4,118 4,118 2,261
Destination 720 720 720 995 995 995
Gas Tax 0 0 1,700 0 0 0
Total Price $38,385 $43,435 $57,670 $60,320 $65,220 $77,320

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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 A4 / S4 vs. Audi A6 / S6

Lowest Adjusted Price: Audi A4 / S4 A4 2.0T
Lowest Adjusted Invoice: Audi A6 / S6 S6
TrueDelta Adjusted Price Difference: $15,070
TrueDelta Adjusted Invoice Difference: $32,441
Model Year200620062006202020202020
ModelA4 / S4A4 / S4A4 / S4A6 / S6A6 / S6A6 / S6
TrimA4 2.0TA4 3.2S44555S6
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine200hp I4255hp V6340hp V8335hp V6 H335hp V6 H444hp V6 H
TransmissionM6CVT-7M6S7S7T8
DrivetrainFWDFWDAWDAWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)150, 10150, 10215, 10630, 14630, 14630, 14
Tire (rear if not all the same)235/45-17235/45-17235/40-18245/45-19245/45-19255/40-20
Total Price$38,385$43,435$57,670$60,320$65,220$77,320
Adjustments for Features0-1,150-2,250-6,865-6,865-8,415
Feature-Adjusted Total Price$38,385$42,285$55,420$53,455$58,355$68,905
Cost Above Minimum$0$3,900$17,035$0$4,900$15,450

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

Model Year200620062006202020202020
ModelA4 / S4A4 / S4A4 / S4A6 / S6A6 / S6A6 / S6
TrimA4 2.0TA4 3.2S44555S6
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 $150   
7-speed manually-shiftable CVT $1100    
7-speed automated manual   $1200$1200 
8-speed manually-shiftable automatic     $1300
FWD$0$0    
AWD  $1700$1700$1700$1700
Accessories 
Heated steering wheel   $100$100$100
Proximity key   $250$250$250
Sunshade, rear, power$225$225$225  $225
Sunshades, second row$125$125$125  $125
Tilt/telescoping steering wheel, manual$250$250$250   
Tilt/telescoping steering wheel, power   $350$350$350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0    
Blind spot warning system   $200$200$200
Collision preparation system, rear   $100$100$100
Knee airbag, driver   $75$75$75
Knee airbag, passenger   $75$75$75
Obstacle detection, front   $150$150$150
Rearview camera   $200$200$200
Rollover sensor   $50$50$50
Secondary collision brake assist   $25$25$25
Cargo Management 
Ski sack$50$50$50   
Storage compartment under front seat(s)$50$50    
Climate Control 
Rear air vents with automatic controls   $250$250$250
Rear dual-zone climate control   $125$125$125
Residual heat   $50$50$50
Drivetrain 
Active rear differential   $500$500 
Engine / Motor 
Automatic start / stop   $150$150$150
Dual-mode exhaust, switchable     $500
Regenerative braking   $0$0$0
Exterior 
Black exterior trim (optional)   $0$0 
Bodyside moldings$75$75$75   
Laminated front side windows   $200$200$200
Painted brake calipers (optional)   $0$0 
Rear spoiler  $200   
Infotainment 
4G LTE connectivity   $0$0$0
Android Auto support   $100$100$100
Apple CarPlay support   $100$100$100
Aux input   $50$50$50
Bluetooth audio streaming   $25$25$25
CD changer, remote$200$200$200   
CD player   $125$125$125
DVD-compatible player   $0$0$0
Handwriting recognition   $200$200$200
HD radio   $50$50$50
In-vehicle Internet   $150$150$150
Media drive   $15$15$15
MP3-compatible player   $50$50$50
Satellite radio  $200$200$200$200
Surround sound   $250$250$250
Traffic + travel information   $25$25$25
Voice control for nav and audio   $100$100$100
Wi-Fi hotspot   $50$50$50
Instruments, Lights, and Mirrors 
Fog lights$125$125$125   
Headlight washers  $50   
LED headlights   $1000$1000$1000
Mirror tilt-down in reverse   $25$25$25
Steering-linked headlights$150$150$150   
Xenon HID headlights$500$500$500   
Seats and Interior Trim 
Aluminum trim$100  $100$100 
Carbon fiber trim  $200  $200
Illuminated door sill trim plates   $200$200$200
Manual thigh support length adjuster, driver seat  $50   
Wood trim $300    
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable     $1000
Electronic systems calibration selector   $200$200$200
Sport suspension (upgrade)$0$0 $0$0$0
Ultra-sport suspension (upgrade)  $0   
Transmission 
Steering-wheel-mounted transmission controls   $100$100$100
Total Value of Features$2,000$3,150$4,250$8,865$8,865$10,415
Value of Feature Adjustments$0$1,150$2,250$6,865$6,865$8,415
Value of Feature Adjustments0-1,060-2,077-582-538-354

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

Model Year20062020
ModelA4 / S4A6 / S6
Body4dr Sedan4dr Sedan
Wheelbase104.3 in115.1 in
Length180.6 in194.4 in
Width69.8 in74.3 in
Height56.2 in57.4 in
Curb Weight3,550 lb.4,102 lb.
Fuel Capacity16.6 gal.19.3 gal.
Row 1 Headroom38.4 in38.0 in
Row 1 Shoulder Room55.1 in57.8 in
Row 1 Legroom41.3 in41.3 in
Row 2 Headroom37.2 in38.1 in
Row 2 Shoulder Room53.4 in56.5 in
Row 2 Legroom34.3 in37.4 in
Cargo Volume13.4 ft313.7 ft3

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Option Package Details
Audi A4 / S4 A4 2.0T

Premium Package
FeatureValueRequested?
235/45HR17 tires400No
Heated front seats200Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Auto-dimming rearview mirror150Yes
Automatic headlights125Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Total Requested117575%
Total Not Requested40025%
Technology Package
FeatureValueRequested?
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Total Requested82585%
Total Not Requested15015%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100Yes
Ski sack50No
Total Requested30086%
Total Not Requested5014%

Option Package Details
Audi A4 / S4 A4 3.2

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
235/45HR17 tires400No
Auto-dimming rearview mirror150Yes
Automatic headlights125Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75Yes
Total Requested87569%
Total Not Requested40031%
Technology Package
FeatureValueRequested?
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Total Requested82585%
Total Not Requested15015%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100Yes
Ski sack50No
Total Requested30086%
Total Not Requested5014%

Option Package Details
Audi A4 / S4 S4

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Sunroof900Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Steering-linked headlights150No
Alloy wheels, optional design0No
Memory system, driver seat200Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75Yes
Total Requested197593%
Total Not Requested1507%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100Yes
Ski sack50No
Total Requested30086%
Total Not Requested5014%

Option Package Details
Audi A6 / S6 45

Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100No
Total Requested20067%
Total Not Requested10033%
Competition Package
FeatureValueRequested?
Front sport buckets100Yes
Aluminum trim100No
Active rear differential500No
Painted brake calipers (optional)0No
Sport suspension (upgrade)250Yes
Upgraded leather upholstery0No
Power 4-way lumbar adjuster, passenger seat150Yes
Metal pedals75No
Dark-colored headliner (optional)0No
Leather door panel trim250No
Black exterior trim (optional)0No
Total Requested50035%
Total Not Requested92565%

Option Package Details
Audi A6 / S6 55

Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100No
Total Requested20067%
Total Not Requested10033%
Competition Package
FeatureValueRequested?
Front sport buckets100Yes
Aluminum trim100No
Active rear differential500No
Painted brake calipers (optional)0No
Sport suspension (upgrade)250Yes
Upgraded leather upholstery0No
Power 4-way lumbar adjuster, passenger seat150Yes
Metal pedals75No
Dark-colored headliner (optional)0No
Leather door panel trim250No
Black exterior trim (optional)0No
Total Requested50035%
Total Not Requested92565%

Option Package Details
Audi A6 / S6 S6

Sunshade, rear, power
FeatureValueRequested?
Sunshade, rear, power225Yes
Sunshades, second row125Yes
Total Requested350100%
Total Not Requested00%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100No
Total Requested20067%
Total Not Requested10033%

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