Cadillac STS Cadillac STS 2006 Lexus SC Lexus SC 2008

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Cadillac STS vs. Lexus SC 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.

Cadillac STS vs. Lexus SC Invoice Comparison

Lowest Total Price: $52,685

Cadillac STS V8   
Difference: $15,072

Lowest Total Invoice: $48,365

Cadillac STS V8   
Difference: $10,597

Calculate Payments

  Down Payment Interest Rate Term
Model Year200620062008
ModelSTSSTSSC
TrimV8STS-V430
Body4dr Sedan4dr Sedan2dr Hardtop conv.
Base Price $47,520 $73,070 $66,355
Base Invoice $43,956 $67,704 $57,728
Preferred Equipment Group 1SE 4,445    
Preferred Accessory Package     197
Rear spoiler     440
Preferred Equipment Group 1SE 3,689    
Preferred Accessory Package     117
Rear spoiler     352
Options (change) 4,445 0 637
Options (change) 3,689 0 469
Destination 720 720 765
Gas Tax 0 2,100 0
Total Price $52,685 $75,890 $67,757
Total Invoice $48,365 $70,524 $58,962

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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 Cadillac STS dealer quotes or Lexus SC 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: Cadillac STS vs. Lexus SC

Lowest Adjusted Price and Invoice: Cadillac STS V8
TrueDelta Adjusted Price Difference: $9,077
TrueDelta Adjusted Invoice Difference: $5,380
Model Year200620062008
ModelSTSSTSSC
TrimV8STS-V430
Body4dr Sedan4dr Sedan2dr Hardtop conv.
Engine320hp V8469hp V8288hp V8
TransmissionT5T6T6
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15300, 15240, 9
Tire (rear if not all the same)235/50-17255/45-18245/40-18
Total Price$52,685$75,890$67,757
Adjustments for Features0-2,515-5,995
Feature-Adjusted Total Price$52,685$73,375$61,762
Cost Above Minimum$0$20,690$0
Total Invoice$48,365$70,524$58,962
Adjustments for Features0-2,337-5,217
Feature-Adjusted Total Invoice$48,365$68,187$53,745
Cost Above Minimum$0$19,822$0

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Features Comparison: Cadillac STS vs. Lexus SC

Model Year200620062008
ModelSTSSTSSC
TrimV8STS-V430
Body4dr Sedan4dr Sedan2dr Hardtop conv.
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000  
6-speed manually-shiftable automatic $1100$1100
RWD$0$0$0
Accessories 
Heated steering wheel$100$100 
Proximity key$250$250 
Remote start$150$150 
Remote window/roof operation  $15
Wind blocker, small  $100
Brakes, Airbags, and Other Safety 
Knee airbag, driver  $75
Knee airbag, passenger  $75
Obstacle detection, rear$250$250 
Side curtain airbags$350$350 
Tires, run-flat $150 
Cargo Management 
Cargo mat  $40
Rear seat pass-through$100$100 
Climate Control 
Heated windshield washer nozzles $15 
Rain-sensing wipers$175$175 
Rear air vents with manual controls$150$150 
Variable intermittent wipers  $75
Water-repellent front-door glass  $15
Drivetrain 
Limited-slip rear differential $300 
Exterior 
Power retractable hardtop  $6750
Rear spoiler $200$200
Infotainment 
DVD-compatible player$0$0 
Power antenna  $100
Surround sound$250$250 
Telematics service, such as OnStar$200$200 
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200 
Auto-dimming passenger-side mirror  $75
Compass  $0
Headlight washers $50$50
Mirror tilt-down in reverse  $25
Steering-linked headlights  $150
Turn signals on or near mirrors$25$25 
Xenon HID headlights $500$500
Seats and Interior Trim 
Center armrest(s), second row$50$50 
Heated second row seats$200$200 
Illuminated door sill trim plates  $200
Leather-wrapped steering wheel$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
Power lumbar adjuster, passenger seat  $100
Synthetic suede inserts in leather seating surfaces $0 
Upholstered instrument panel, leather $1000 
Wood/leather-wrapped steering wheel  $150
Suspension, Wheels, and Tires 
Alloy wheels  $350
Auto-leveling rear shocks$200$200 
Performance steering system (optional) $0 
Polished alloy wheels$350$350 
Sport suspension (upgrade) $0 
Total Value of Features$4,250$6,765$10,245
Value of Feature Adjustments$0$2,515$5,995
Value of Feature Adjustments0-2,337-5,217

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Specifications Comparison: Cadillac STS vs. Lexus SC

Model Year20062008
ModelSTSSC
Body4dr Sedan2dr Hardtop conv.
Wheelbase116.4 in103.1 in
Length196.3 in178.5 in
Width72.6 in72.0 in
Height57.6 in53.1 in
Curb Weight3,961 lb.3,841 lb.
Fuel Capacity17.0 gal.19.8 gal.
Row 1 Headroom38.7 in37.2 in
Row 1 Shoulder Room58.6 in53.8 in
Row 1 Hip Room54.6 in55.7 in
Row 1 Legroom42.6 in43.6 in
Row 2 Headroom37.9 in27.1 in
Row 2 Shoulder Room57.4 in46.6 in
Row 2 Hip Room55.6 in49.5 in
Row 2 Legroom38.3 in27.1 in
Cargo Volume13.8 ft38.8 ft3

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Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SE
FeatureValueRequested?
Navigation system600Yes
Heated second row seats200No
Universal garage door opener100Yes
Bluetooth cell phone link100Yes
Heated steering wheel100No
Interior air filter0Yes
Cargo net40Yes
Surround sound250No
DVD-compatible player0No
Bose, 300W, 15 speakers (with subwoofer)350No
Voice control for nav and audio100Yes
Rear air vents with manual controls50No
Wood trim300Yes
Heated front seats200Yes
CD changer, in-dash200Yes
Power 4-way lumbar adjuster, driver seat150No
Power 4-way lumbar adjuster, passenger seat150No
Rain-sensing wipers100No
Memory system, driver seat200Yes
Polished alloy wheels0No
Total Requested184058%
Total Not Requested135042%

Option Package Details
Lexus SC 430

Preferred Accessory Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40No
Wheel locks25No
Total Requested4038%
Total Not Requested6562%

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