Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2008 Lexus IS Lexus IS 2006
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Audi A4 / S4 / RS4 vs. Lexus IS 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. Lexus IS Invoice Comparison

Lowest Total Price: $37,425

Lexus IS 250   
Difference: $5,675

Lowest Total Invoice: $32,583

Lexus IS 250   
Difference: $7,558

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008200820062006
ModelA4 / S4 / RS4A4 / S4 / RS4A4 / S4 / RS4ISIS
TrimA4 3.2S4RS4250350
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $36,300 $48,610 $66,910 $29,990 $35,440
Base Invoice $33,761 $45,207 $62,227 $26,389 $31,186
Convenience Package 1,700 2,125      
S Line Package 900        
Metallic paint (extra cost) 475 475      
Obstacle detection, rear 350 350   500 500
Navigation system 2,100 1,950   2,550 2,550
Bluetooth cell phone link 500 500      
Premium Package     4,000    
Sport Package       3,695 3,695
Headlight washers       100 100
Convenience Package 1,580 1,977      
S Line Package 838        
Metallic paint (extra cost) 443 443      
Obstacle detection, rear 325 325   400 400
Navigation system 1,953 1,813   2,168 2,168
Bluetooth cell phone link 466 466      
Premium Package     3,720    
Sport Package       2,956 2,956
Headlight washers       80 80
Options (change) 6,025 5,400 4,000 6,845 6,845
Options (change) 5,605 5,024 3,720 5,604 5,604
Destination 775 775 775 590 590
Gas Tax 0 1,700 2,100 0 0
Total Price $43,100 $56,485 $73,785 $37,425 $42,875
Total Invoice $40,141 $52,706 $68,822 $32,583 $37,380

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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 Lexus IS dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Audi A4 / S4 / RS4 vs. Lexus IS

Lowest Adjusted Price and Invoice: Lexus IS 250
TrueDelta Adjusted Price Difference: $5,675
TrueDelta Adjusted Invoice Difference: $7,558
Model Year20082008200820062006
ModelA4 / S4 / RS4A4 / S4 / RS4A4 / S4 / RS4ISIS
TrimA4 3.2S4RS4250350
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine255hp V6340hp V8420hp V8204hp V6306hp V6
TransmissionCVT-7M6M6M6T6
DrivetrainFWDAWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)150, 10215, 10215, 10194, 12194, 12
Tire (rear if not all the same)235/40-18235/40-18255/35-19225/40-18225/40-18
Total Price$43,100$56,485$73,785$37,425$42,875
Adjustments for Features0-900-2,0500-1,050
Feature-Adjusted Total Price$43,100$55,585$71,735$37,425$41,825
Cost Above Minimum$0$12,485$28,635$0$4,400
Total Invoice$40,141$52,706$68,822$32,583$37,380
Adjustments for Features0-840-1,9120-915
Feature-Adjusted Total Invoice$40,141$51,866$66,910$32,583$36,465
Cost Above Minimum$0$11,725$26,769$0$3,882

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Features Comparison: Audi A4 / S4 / RS4 vs. Lexus IS

Model Year20082008200820062006
ModelA4 / S4 / RS4A4 / S4 / RS4A4 / S4 / RS4ISIS
TrimA4 3.2S4RS4250350
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable CVT$1100    
6-speed manual $150$150$150 
6-speed manually-shiftable automatic    $1100
FWD$0    
AWD $1700$1700  
RWD   $0$0
Accessories 
Proximity key   $250$250
Remote window/roof operation   $15$15
Sunshade, rear, power  $225  
Sunshades, second row  $125  
Tilt/telescoping steering wheel, manual$250$250$250  
Tilt/telescoping steering wheel, power   $350$350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0$0  
Knee airbag, driver   $75$75
Knee airbag, passenger   $75$75
Obstacle detection, front   $150$150
Rearview camera   $200$200
Cargo Management 
Cargo net$40$40$40  
Overhead sunglass holder   $25$25
Rear seat pass-through $100$100$100$100
Ski sack $50$50  
Storage compartment under front seat(s)$50$50$50  
Climate Control 
Heated windshield washer nozzles$15$15$15  
Rear air vents   $100$100
Water-repellent front-door glass   $15$15
Exterior 
Body kit  $0  
Bodyside moldings$75$75$75  
Rear spoiler $200$200  
Infotainment 
Aux input   $50$50
CD changer, in-dash   $325$325
CD changer, remote$200$200$200  
Satellite radio $200$200  
Voice control for nav and audio   $100$100
Instruments, Lights, and Mirrors 
Compass$0$0$0  
Fog light, rear$100$100$100  
Headlight washers $50$50$50$50
Mirror tilt-down in reverse   $25$25
Power-folding mirrors$50$50$50  
Turn signals on or near mirrors$25$25$25  
Seats and Interior Trim 
Aluminum trim$100$100   
Carbon fiber trim  $200  
Cooled or ventilated front seats   $300$300
Folding second row seats$300$300$300  
Heated second row seats  $200  
Manual thigh support length adjuster, driver seat $50$50  
Memory system, passenger seat   $150$150
Power 4-way lumbar adjuster, driver seat$150$150$150  
Power 4-way lumbar adjuster, passenger seat$150$150$150  
Power fore-aft adjuster, driver seat$100  $100$100
Power height adjuster, driver seat$100  $100$100
Power lumbar adjuster, driver seat   $100$100
Power lumbar adjuster, passenger seat   $100$100
Power recliner, driver seat$100  $100$100
Power tilt adjuster, driver seat$100  $100$100
Suspension, Wheels, and Tires 
Hydraulically cross-linked dampers  $500  
Sport suspension (upgrade)$0  $0$0
Ultra-sport suspension (upgrade) $0$0  
Transmission 
Steering-wheel-mounted transmission controls$100   $100
Total Value of Features$3,105$4,005$5,155$3,105$4,155
Value of Feature Adjustments$0$900$2,050$0$1,050
Value of Feature Adjustments0-840-1,9120-915

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See a complete comparison of Audi A4 / S4 / RS4 vs. Lexus IS features.

Specifications Comparison: Audi A4 / S4 / RS4 vs. Lexus IS

Model Year20082006
ModelA4 / S4 / RS4IS
Body4dr Sedan4dr Sedan
Wheelbase104.3 in107.5 in
Length180.6 in180.1 in
Width69.8 in70.9 in
Height56.2 in56.1 in
Curb Weight3,550 lb.3,456 lb.
Fuel Capacity16.6 gal.17.2 gal.
Row 1 Headroom38.4 in37.2 in
Row 1 Shoulder Room55.1 in54.4 in
Row 1 Hip Room0.0 in54.1 in
Row 1 Legroom41.3 in43.9 in
Row 2 Headroom37.2 in36.7 in
Row 2 Shoulder Room53.4 in52.7 in
Row 2 Hip Room0.0 in53.7 in
Row 2 Legroom34.3 in30.6 in
Cargo Volume13.4 ft313.0 ft3

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See a complete comparison of Audi A4 / S4 / RS4 vs. Lexus IS specs.

Option Package Details
Audi A4 / S4 / RS4 A4 3.2

Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Trip computer150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Total Requested162597%
Total Not Requested503%
S Line Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Aluminum trim100No
Special exterior trim0No
Special interior trim0No
Steering-wheel-mounted transmission controls100Yes
235/40HR18 tires400No
Total Requested35041%
Total Not Requested50059%

Option Package Details
Audi A4 / S4 / RS4 S4

Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Bose, 215W, 10 speakers (with subwoofer)350No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Steering-linked headlights150Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Total Requested97571%
Total Not Requested40029%

Option Package Details
Audi A4 / S4 / RS4 RS4

Premium Package
FeatureValueRequested?
Navigation system600Yes
Heated second row seats200No
CD changer, remote-125Yes
Sunshades, second row125No
Sunshade, rear, power225No
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
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Total Requested130057%
Total Not Requested97543%

Option Package Details
Lexus IS 250

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
225/40YR18 tires200No
Heated front seats200Yes
Cooled or ventilated front seats300No
Metal pedals75No
255/40YR18 tires200No
Tilt/telescoping steering wheel, power100No
Rain-sensing wipers100Yes
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Mirror tilt-down in reverse25No
Total Requested155060%
Total Not Requested105040%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Bluetooth cell phone link100Yes
Rearview camera200No
Voice control for nav and audio100No
Total Requested70070%
Total Not Requested30030%

Option Package Details
Lexus IS 350

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
225/40YR18 tires200No
Heated front seats200Yes
Cooled or ventilated front seats300No
Metal pedals75No
255/40YR18 tires200No
Tilt/telescoping steering wheel, power100No
Rain-sensing wipers100Yes
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Mirror tilt-down in reverse25No
Total Requested155060%
Total Not Requested105040%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Bluetooth cell phone link100Yes
Rearview camera200No
Voice control for nav and audio100No
Total Requested70070%
Total Not Requested30030%

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