Lexus IS Lexus IS 2015 Audi A4 / S4 Audi A4 / S4 2018

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Lexus IS vs. Audi A4 / S4 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.

Lexus IS vs. Audi A4 / S4 Invoice Comparison

Lowest Total Price: $51,270

Lexus IS 350   
Difference: $8,080

Lowest Total Invoice: $47,677

Lexus IS 350   
Difference: $7,590

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152018
ModelISA4 / S4
Trim350S4 3.0T
Body4dr Sedan4dr Sedan
Base Price $40,065 $51,400
Base Invoice $37,261 $47,802
F Sport Package 3,450  
Adaptive cruise control 500  
Obstacle detection, rear 500  
Navigation System / Mark Levinson Pkg. 2,995  
Blind spot warning system 600  
AWD 2,235  
Warm Weather Package   950
S Sport Package   2,500
Navigation and Telematics Package   2,600
Metallic paint (extra cost)   575
Rear side airbags   350
F Sport Package 3,177  
Adaptive cruise control 460  
Obstacle detection, rear 460  
Navigation System / Mark Levinson Pkg. 2,764  
Blind spot warning system 552  
AWD 2,078  
Warm Weather Package   884
S Sport Package   2,326
Navigation and Telematics Package   2,418
Metallic paint (extra cost)   536
Rear side airbags   326
Options (change) 10,280 6,975
Options (change) 9,491 6,490
Destination 925 975
Total Price $51,270 $59,350
Total Invoice $47,677 $55,267

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

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

Lowest Adjusted Price and Invoice: Lexus IS 350
TrueDelta Adjusted Price Difference: $3,680
TrueDelta Adjusted Invoice Difference: $3,493
Model Year20152018
ModelISA4 / S4
Trim350S4 3.0T
Body4dr Sedan4dr Sedan
Engine306hp V6354hp V6
TransmissionT6T8
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)19/26 MPG21/30 MPG
Audio (watts, speakers)835, 15755, 19
Tire (rear if not all the same)225/40-18245/40-18
Total Price$51,270$59,350
Adjustments for Features0-4,400
Feature-Adjusted Total Price$51,270$54,950
Total Invoice$47,677$55,267
Adjustments for Features0-4,097
Feature-Adjusted Total Invoice$47,677$51,170

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Features Comparison: Lexus IS vs. Audi A4 / S4

Model Year20152018
ModelISA4 / S4
Trim350S4 3.0T
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
8-speed manually-shiftable automatic $1300
AWD$1700$1700
Accessories 
Adaptive cruise control$600 
Cruise control $150
Remote window/roof operation$15 
Sunshades, second row $125
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial $200
Collision preparation system, rear $100
Driver drowsiness monitor $150
High performance brake pads (optional)$0 
Pedestrian detection $50
Rollover sensor $50
Secondary collision brake assist $25
Torque vectoring, brake-based $100
Vehicle exit assist $25
Cargo Management 
Air-conditioned storage compartment $50
Overhead sunglass holder$25 
Climate Control 
Heated windshield washer nozzles $15
Rain-sensing wipers $175
Rear air vents$100 
Rear air vents with automatic controls $250
Variable intermittent wipers$75 
Water-repellent front-door glass$15 
Drivetrain 
Active rear differential $500
Engine / Motor 
Automatic start / stop $150
Regenerative braking $0
Exterior 
Body kit $0
Painted brake calipers (optional) $0
Rear spoiler $200
Infotainment 
4G LTE connectivity $0
Android Auto support $100
App support$0 
Apple CarPlay support $100
CD player$125 
CD player, remote $100
Handwriting recognition $200
In-vehicle Internet $150
Media drive $15
SD Card slot $25
SMS text-to-speech reader$25 
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming driver-side mirror $75
Auto-dimming passenger-side mirror $75
Boost gauge $75
Compass $0
Fog light, rear $100
Fog lights $125
Power-folding mirrors $50
Seats and Interior Trim 
Aluminum trim $100
Door sill trim plates$100 
Illuminated door sill trim plates $200
Leather seating surfaces $900
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Memory system, driver seat $200
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power lumbar adjuster, driver seat$100 
Synthetic leather seating surfaces$0 
Upholstered instrument cluster hood$50 
Transmission 
Launch control $100
Total Value of Features$4,055$8,455
Value of Feature Adjustments$0$4,400
Value of Feature Adjustments0-4,097

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Specifications Comparison: Lexus IS vs. Audi A4 / S4

Model Year20152018
ModelISA4 / S4
Body4dr Sedan4dr Sedan
Wheelbase110.2 in111.0 in
Length183.7 in186.1 in
Width71.3 in72.5 in
Height56.3 in56.2 in
Curb Weight3,737 lb.3,858 lb.
Fuel Capacity17.4 gal.16.9 gal.
Row 1 Headroom38.2 in38.9 in
Row 1 Shoulder Room55.9 in55.9 in
Row 1 Hip Room54.3 in0.0 in
Row 1 Legroom44.8 in41.3 in
Row 2 Headroom36.9 in37.4 in
Row 2 Shoulder Room53.4 in54.5 in
Row 2 Hip Room54.0 in0.0 in
Row 2 Legroom32.2 in35.7 in
Cargo Volume10.8 ft313.0 ft3

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Option Package Details
Lexus IS 350

F Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Dark-colored headliner (optional)0No
High performance brake pads (optional)0No
Large color reconfigurable instrument cluster display250Yes
Sport suspension (upgrade)250Yes
Special exterior trim0No
Special interior trim0No
Metal pedals75Yes
Front sport buckets100Yes
255/35YR18 tires200No
225/40YR18 tires200No
Heated front seats200Yes
Cooled or ventilated front seats300Yes
LED headlights500Yes
Total Requested217584%
Total Not Requested40016%
Navigation System / Mark Levinson Pkg.
FeatureValueRequested?
Surround sound250Yes
DVD-compatible player0Yes
Mark Levinson, 835W, 15 speakers (with subwoofer)350No
Speed limit information0No
Navigation system600Yes
Rearview camera200Yes
Voice control for nav and audio75Yes
SMS text-to-speech reader25No
App support0No
Remote app25Yes
Total Requested115075%
Total Not Requested37525%

Option Package Details
Audi A4 / S4 S4 3.0T

Warm Weather Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Sunshades, second row125No
Total Requested30071%
Total Not Requested12529%
S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Active rear differential500No
Painted brake calipers (optional)0No
Total Requested50050%
Total Not Requested50050%
Navigation and Telematics Package
FeatureValueRequested?
Large color reconfigurable instrument cluster display250Yes
Handwriting recognition200No
Remote app25Yes
Speed limit information0No
4G LTE connectivity0No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio75Yes
Media drive15No
Traffic + travel information25Yes
In-vehicle Internet150No
Wi-Fi hotspot50No
Total Requested97570%
Total Not Requested41530%

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