Audi A4 / S4 Audi A4 / S4 2015 Lexus IS Lexus IS 2006

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Audi A4 / S4 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 vs. Lexus IS Invoice Comparison

Lowest Total Price: $38,765

Lexus IS 250   
Difference: $6,610

Lowest Total Invoice: $33,637

Lexus IS 250   
Difference: $8,628

Calculate Payments

  Down Payment Interest Rate Term
Model Year2015201520062006
ModelA4 / S4A4 / S4ISIS
TrimA4 2.0TS4 3.0T250350
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $35,500 $48,400 $29,990 $35,440
Base Invoice $33,017 $45,012 $26,389 $31,186
Premium Plus Package 2,100      
Prestige Package 5,300 5,900    
Sport Package 1,000   3,695 3,695
Metallic paint (extra cost) 550 550    
Navigation System / Mark Levinson Pkg.     3,990 3,990
Obstacle detection, rear     500 500
Premium Plus Package 1,954      
Prestige Package 4,928 5,488    
Sport Package 930   2,956 2,956
Metallic paint (extra cost) 511 511    
Navigation System / Mark Levinson Pkg.     3,302 3,302
Obstacle detection, rear     400 400
Options (change) 8,950 6,450 8,185 8,185
Options (change) 8,323 5,999 6,658 6,658
Destination 925 925 590 590
Total Price $45,375 $55,775 $38,765 $44,215
Total Invoice $42,265 $51,936 $33,637 $38,434

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

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

Lowest Adjusted Price and Invoice: Lexus IS 250
TrueDelta Adjusted Price Difference: $4,685
TrueDelta Adjusted Invoice Difference: $6,835
Model Year2015201520062006
ModelA4 / S4A4 / S4ISIS
TrimA4 2.0TS4 3.0T250350
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine220hp I4333hp V6204hp V6306hp V6
TransmissionCVT-8M6M6T6
DrivetrainFWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)505, 14505, 14300, 14300, 14
Tire (rear if not all the same)245/40-18245/40-18225/40-18225/40-18
Total Price$45,375$55,775$38,765$44,215
Adjustments for Features-1,925-2,5750-1,050
Feature-Adjusted Total Price$43,450$53,200$38,765$43,165
Cost Above Minimum$0$9,750$0$4,400
Total Invoice$42,265$51,936$33,637$38,434
Adjustments for Features-1,793-2,3980-913
Feature-Adjusted Total Invoice$40,472$49,538$33,637$37,521
Cost Above Minimum$0$9,066$0$3,884

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Features Comparison: Audi A4 / S4 vs. Lexus IS

Model Year2015201520062006
ModelA4 / S4A4 / S4ISIS
TrimA4 2.0TS4 3.0T250350
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable CVT$1100   
6-speed manual $150$150 
6-speed manually-shiftable automatic   $1100
FWD$0   
AWD $1700  
RWD  $0$0
Accessories 
Remote window/roof operation  $15$15
Tilt/telescoping steering wheel, manual$250$250  
Tilt/telescoping steering wheel, power  $350$350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0  
Blind spot warning system$200$200  
Knee airbag, driver  $75$75
Knee airbag, passenger  $75$75
Obstacle detection, front  $150$150
Torque vectoring, brake-based$100   
Cargo Management 
Air-conditioned storage compartment$50$50  
Overhead sunglass holder  $25$25
Rear seat pass-through  $100$100
Climate Control 
Heated windshield washer nozzles$15$15  
Rear air vents  $100$100
Rear air vents with automatic controls$250$250  
Water-repellent front-door glass  $15$15
Exterior 
Body kit$0$0  
Infotainment 
Bluetooth audio streaming$25$25  
CD changer, in-dash  $325$325
CD player$125$125  
HD radio$50$50  
In-vehicle Internet$150$150  
iPod integration$100$100  
Media drive$15$15  
Satellite radio$200$200  
Traffic + travel information$25$25  
Wi-Fi hotspot$50$50  
Instruments, Lights, and Mirrors 
Compass$0$0  
Cornering lights$50$50  
Fog light, rear$100$100  
Mirror tilt-down in reverse  $25$25
Turn signals on or near mirrors$25$25  
Seats and Interior Trim 
Aluminum trim$100$100  
Cooled or ventilated front seats  $300$300
Folding second row seats$300$300  
Manual thigh support length adjuster, driver seat$50$50  
Manual thigh support length adjuster, passenger seat$50$50  
Memory system, passenger seat  $150$150
Power 4-way lumbar adjuster, driver seat$150$150  
Power 4-way lumbar adjuster, passenger seat$150$150  
Power lumbar adjuster, driver seat  $100$100
Power lumbar adjuster, passenger seat  $100$100
Synthetic suede inserts in leather seating surfaces $0  
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200$200  
Transmission 
Steering-wheel-mounted transmission controls$100$100 $100
Total Value of Features$3,980$4,630$2,055$3,105
Value of Feature Adjustments$1,925$2,575$0$1,050
Value of Feature Adjustments-1,793-2,3980-913

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Specifications Comparison: Audi A4 / S4 vs. Lexus IS

Model Year20152006
ModelA4 / S4IS
Body4dr Sedan4dr Sedan
Wheelbase110.6 in107.5 in
Length185.1 in180.1 in
Width71.9 in70.9 in
Height56.2 in56.1 in
Curb Weight3,510 lb.3,456 lb.
Fuel Capacity16.9 gal.17.2 gal.
Row 1 Headroom40.0 in37.2 in
Row 1 Shoulder Room55.5 in54.4 in
Row 1 Hip Room0.0 in54.1 in
Row 1 Legroom41.3 in43.9 in
Row 2 Headroom37.5 in36.7 in
Row 2 Shoulder Room54.3 in52.7 in
Row 2 Hip Room0.0 in53.7 in
Row 2 Legroom35.2 in30.6 in
Cargo Volume12.4 ft313.0 ft3

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Option Package Details
Audi A4 / S4 A4 2.0T

Premium Plus Package
FeatureValueRequested?
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Proximity key250Yes
Auto-dimming passenger-side mirror75Yes
245/40HR18 tires400No
Steering-wheel-mounted transmission controls100Yes
Total Requested105072%
Total Not Requested40028%
Prestige Package
FeatureValueRequested?
Steering-linked headlights150Yes
Surround sound250Yes
Cornering lights50No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Obstacle detection, rear250Yes
Rearview camera200Yes
Blind spot warning system200No
In-vehicle Internet150No
Wi-Fi hotspot50No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
HD radio50No
Media drive15No
Traffic + travel information25No
Bluetooth audio streaming25No
Total Requested155063%
Total Not Requested91537%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Manual thigh support adjuster, driver seat50No
Power 4-way lumbar adjuster, passenger seat150No
Manual thigh support adjuster, passenger seat50No
Front sport buckets100No
Electronic systems calibration selector200No
Total Requested25031%
Total Not Requested55069%

Option Package Details
Audi A4 / S4 S4 3.0T

Prestige Package
FeatureValueRequested?
Steering-linked headlights150Yes
Surround sound250Yes
Cornering lights50No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Obstacle detection, rear250Yes
Rearview camera200Yes
Blind spot warning system200No
In-vehicle Internet150No
Wi-Fi hotspot50No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
HD radio50No
Media drive15No
Traffic + travel information25No
Bluetooth audio streaming25No
Total Requested155063%
Total Not Requested91537%

Option Package Details
Lexus IS 250

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
Navigation System / Mark Levinson Pkg.
FeatureValueRequested?
Surround sound250Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Mark Levinson, 300W, 14 speakers (with subwoofer)350No
Navigation system600Yes
Bluetooth cell phone link100Yes
Rearview camera200Yes
Total Requested125078%
Total Not Requested35022%
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%

Option Package Details
Lexus IS 350

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
Navigation System / Mark Levinson Pkg.
FeatureValueRequested?
Surround sound250Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Mark Levinson, 300W, 14 speakers (with subwoofer)350No
Navigation system600Yes
Bluetooth cell phone link100Yes
Rearview camera200Yes
Total Requested125078%
Total Not Requested35022%
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%

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