Lexus IS Lexus IS 2007 Cadillac STS Cadillac STS 2006

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Lexus IS vs. Cadillac STS 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. Cadillac STS Invoice Comparison

Lowest Total Price: $39,114

Lexus IS 250   
Difference: $19,866

Lowest Total Invoice: $33,951

Lexus IS 250   
Difference: $19,639

Calculate Payments

  Down Payment Interest Rate Term
Model Year2007200720062006
ModelISISSTSSTS
Trim250350V8STS-V
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $30,255 $35,705 $47,520 $73,070
Base Invoice $26,623 $31,420 $43,956 $67,704
Luxury Package 3,495 3,495    
Navigation System / Mark Levinson Pkg. 3,990 3,990    
Obstacle detection, rear 500 500    
Sunroof 0 0   1,200
Cargo net 59 59    
Headlight washers 100 100    
Preferred Equipment Group 1SF     10,740  
Luxury Package 2,796 2,796    
Navigation System / Mark Levinson Pkg. 3,302 3,302    
Obstacle detection, rear 400 400    
Sunroof 0 0   996
Cargo net 35 35    
Headlight washers 80 80    
Preferred Equipment Group 1SF     8,914  
Options (change) 8,144 8,144 10,740 1,200
Options (change) 6,613 6,613 8,914 996
Destination 715 715 720 720
Gas Tax 0 0 0 2,100
Total Price $39,114 $44,564 $58,980 $77,090
Total Invoice $33,951 $38,748 $53,590 $71,520

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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 Cadillac STS 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: Lexus IS vs. Cadillac STS

Lowest Adjusted Price and Invoice: Lexus IS 250
TrueDelta Adjusted Price Difference: $18,071
TrueDelta Adjusted Invoice Difference: $18,008
Model Year2007200720062006
ModelISISSTSSTS
Trim250350V8STS-V
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine204hp V6306hp V6320hp V8469hp V8
TransmissionM6T6T5T6
DrivetrainRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 14300, 14300, 15300, 15
Tire (rear if not all the same)225/45-17225/45-17235/50-17255/45-18
Total Price$39,114$44,564$58,980$77,090
Adjustments for Features0-950-1,795-2,260
Feature-Adjusted Total Price$39,114$43,614$57,185$74,830
Cost Above Minimum$0$4,500$0$17,645
Total Invoice$33,951$38,748$53,590$71,520
Adjustments for Features0-826-1,631-2,097
Feature-Adjusted Total Invoice$33,951$37,922$51,959$69,423
Cost Above Minimum$0$3,971$0$17,464

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Features Comparison: Lexus IS vs. Cadillac STS

Model Year2007200720062006
ModelISISSTSSTS
Trim250350V8STS-V
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150   
6-speed manually-shiftable automatic $1100 $1100
5-speed manually-shiftable automatic  $1000 
RWD$0$0$0$0
Accessories 
Heated steering wheel  $100$100
Remote start  $150$150
Remote window/roof operation$15$15  
Sunshade, rear, power$225$225  
Brakes, Airbags, and Other Safety 
Knee airbag, driver$75$75  
Knee airbag, passenger$75$75  
Obstacle detection, front$150$150  
Rearview camera$200$200  
Tires, run-flat   $150
Cargo Management 
Overhead sunglass holder$25$25  
Climate Control 
Heated windshield washer nozzles   $15
Rear air vents$100$100  
Rear air vents with manual controls  $150$150
Water-repellent front-door glass$15$15  
Drivetrain 
Limited-slip rear differential  $300$300
Exterior 
Laminated front side windows  $200$200
Rear spoiler  $200$200
Infotainment 
Aux input$50$50  
MP3-compatible player$50$50  
Telematics service, such as OnStar  $200$200
Instruments, Lights, and Mirrors 
Auto-dimming headlights  $200$200
Auto-dimming passenger-side mirror$75$75  
Mirror tilt-down in reverse$25$25  
Steering-linked headlights$150$150  
Turn signals on or near mirrors  $25$25
Seats and Interior Trim 
Cooled or ventilated front seats$300$300$300 
Heated second row seats  $200$200
Illuminated door sill trim plates$200$200  
Leather-wrapped steering wheel$150$150 $150
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
Upholstered instrument panel, leather   $1000
Wood/leather-wrapped steering wheel  $150 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical  $500 
Alloy wheels$350$350  
Auto-leveling rear shocks  $200$200
Performance steering system (optional)   $0
Polished alloy wheels  $350$350
Sport suspension (upgrade)  $0$0
Total Value of Features$2,730$3,680$4,525$4,990
Value of Feature Adjustments$0$950$1,795$2,260
Value of Feature Adjustments0-826-1,631-2,097

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Specifications Comparison: Lexus IS vs. Cadillac STS

Model Year20072006
ModelISSTS
Body4dr Sedan4dr Sedan
Wheelbase107.5 in116.4 in
Length180.1 in196.3 in
Width70.9 in72.6 in
Height56.1 in57.6 in
Curb Weight3,456 lb.3,961 lb.
Fuel Capacity17.2 gal.17.0 gal.
Row 1 Headroom37.2 in38.7 in
Row 1 Shoulder Room54.4 in58.6 in
Row 1 Hip Room54.1 in54.6 in
Row 1 Legroom43.9 in42.6 in
Row 2 Headroom36.7 in37.9 in
Row 2 Shoulder Room52.7 in57.4 in
Row 2 Hip Room53.7 in55.6 in
Row 2 Legroom30.6 in38.3 in
Cargo Volume13.0 ft313.8 ft3

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Option Package Details
Lexus IS 250

Luxury Package
FeatureValueRequested?
Sunshade, rear, power225No
Heated front seats200Yes
Cooled or ventilated front seats300Yes
Wood trim300Yes
Rain-sensing wipers100Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Mirror tilt-down in reverse25No
Illuminated door sill trim plates200No
Tilt/telescoping steering wheel, power100Yes
Total Requested177568%
Total Not Requested82532%
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
Bluetooth cell phone link100Yes
Rearview camera200No
Navigation system600Yes
Total Requested105066%
Total Not Requested55034%

Option Package Details
Lexus IS 350

Luxury Package
FeatureValueRequested?
Sunshade, rear, power225No
Heated front seats200Yes
Cooled or ventilated front seats300Yes
Wood trim300Yes
Rain-sensing wipers100Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Mirror tilt-down in reverse25No
Illuminated door sill trim plates200No
Tilt/telescoping steering wheel, power100Yes
Total Requested177568%
Total Not Requested82532%
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
Bluetooth cell phone link100Yes
Rearview camera200No
Navigation system600Yes
Total Requested105066%
Total Not Requested55034%

Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SF
FeatureValueRequested?
Sport suspension (upgrade)250No
Adaptive shocks - electrical500No
Cooled or ventilated front seats300Yes
Sunroof900Yes
Limited-slip rear differential300No
Rain-sensing wipers100Yes
Xenon HID headlights500Yes
Rear spoiler200No
Wood/leather-wrapped steering wheel0No
Bluetooth cell phone link100Yes
Headlight washers50Yes
235/50VR17 tires200No
255/45VR17 tires200No
Auto-dimming headlights200No
Heated second row seats200No
Universal garage door opener100Yes
Heated steering wheel100No
Interior air filter0Yes
Cargo net40Yes
Surround sound250Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Rear air vents with manual controls50No
Navigation system600Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Heated front seats200Yes
CD changer, in-dash200Yes
Power 4-way lumbar adjuster, driver seat150No
Power 4-way lumbar adjuster, passenger seat150No
Memory system, driver seat200Yes
Polished alloy wheels0No
Wood trim300Yes
Total Requested394058%
Total Not Requested285042%

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