Cadillac STS Cadillac STS 2009 Mercedes-Benz SLS AMG Mercedes-Benz SLS AMG 2012

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Cadillac STS vs. Mercedes-Benz SLS AMG 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. Mercedes-Benz SLS AMG Invoice Comparison

Lowest Total Price: $55,785

Cadillac STS V6   
Difference: $138,890

Lowest Total Invoice: $51,306

Cadillac STS V6   
Difference: $129,922

Calculate Payments

  Down Payment Interest Rate Term
Model Year2009200920092012
ModelSTSSTSSTSSLS AMG
TrimV6V8STS-VBase
Body4dr Sedan4dr Sedan4dr Sedan2dr Coupe
Base Price $46,410 $55,910 $80,160 $189,600
Base Invoice $43,393 $52,276 $73,448 $176,328
Preferred Equipment Group 1SC 8,600      
Wood trim, alternative type       2,500
Preferred Equipment Group 1SC 7,138      
Wood trim, alternative type       2,325
Options (change) 8,600 0 0 2,500
Options (change) 7,138 0 0 2,325
Destination 775 775 775 875
Gas Tax 0 0 2,100 1,700
Total Price $55,785 $56,685 $83,035 $194,675
Total Invoice $51,306 $53,051 $76,323 $181,228

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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 Cadillac STS dealer quotes or Mercedes-Benz SLS AMG 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. Mercedes-Benz SLS AMG

Lowest Adjusted Price and Invoice: Cadillac STS V6
TrueDelta Adjusted Price Difference: $137,045
TrueDelta Adjusted Invoice Difference: $128,176
Model Year2009200920092012
ModelSTSSTSSTSSLS AMG
TrimV6V8STS-VBase
Body4dr Sedan4dr Sedan4dr Sedan2dr Coupe
Engine302hp V6320hp V8469hp V8563hp V8
TransmissionT6T6T6T7
DrivetrainRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15?, 8300, 15?, 6
Tire (rear if not all the same)235/50-18235/50-17255/45-18265/35-19
Total Price$55,785$56,685$83,035$194,675
Adjustments for Features-2,5250-4,390-4,370
Feature-Adjusted Total Price$53,260$56,685$78,645$190,305
Cost Above Minimum$0$3,425$25,385$0
Total Invoice$51,306$53,051$76,323$181,228
Adjustments for Features-2,3220-4,035-4,068
Feature-Adjusted Total Invoice$48,984$53,051$72,288$177,160
Cost Above Minimum$0$4,067$23,304$0

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Features Comparison: Cadillac STS vs. Mercedes-Benz SLS AMG

Model Year2009200920092012
ModelSTSSTSSTSSLS AMG
TrimV6V8STS-VBase
Body4dr Sedan4dr Sedan4dr Sedan2dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100 
7-speed manually-shiftable automatic   $1200
RWD$0$0$0$0
Accessories 
Heated steering wheel$100$100$100 
Power rear side windows$200$200$200 
Remote start$150$150$150 
Remote window/roof operation   $15
Brakes, Airbags, and Other Safety 
Blind spot warning system  $200$200
Knee airbag, driver   $75
Knee airbag, passenger   $75
Lane departure warning  $200 
Obstacle detection, front   $150
Rearview camera   $200
Tires, run-flat  $150 
Cargo Management 
Rear seat pass-through$100$100$100 
Storage compartment under front seat(s)   $50
Climate Control 
Heated windshield washer nozzles  $15$15
Rear air vents with manual controls$150$150$150 
Residual heat   $50
Wiper de-icer   $25
Drivetrain 
Limited-slip rear differential$300 $300$300
Exterior 
Bright-finished fuel door   $100
Laminated front side windows$200$200$200 
Rear spoiler$200 $200 
Retractable rear spoiler   $400
Infotainment 
Aux input   $50
DVD-Audio-compatible player $0  
DVD-compatible player$0 $0$0
HD radio   $50
iPod integration   $100
Media drive   $15
MP3-compatible player   $50
Navigation system$600 $600$600
Rear seat audio controls$25 $25 
SD Card slot   $25
Surround sound$250 $250 
Telematics service, such as OnStar   $200
Telematics service, such as OnStar, with navigation$225$225$225 
Traffic information   $25
Voice control for nav and audio$100 $100$100
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 $200 
Compass $0  
Cornering lights   $50
Fog light, rear   $100
Fog lights$125$125$125 
Head-up display (HUD)  $350 
Headlight washers$50 $50$50
Interior ambient lighting   $150
Mirror tilt-down in reverse   $25
Xenon HID headlights$500 $500$500
Seats and Interior Trim 
Aluminum trim   $100
Center armrest(s), second row$50$50$50 
Cooled or ventilated front seats$300   
Door sill trim plates$100$100$100 
Heated second row seats$200$200$200 
Leather door panel trim  $250$250
Leather-wrapped steering wheel  $150$150
Memory system, passenger seat   $150
Metal pedals   $75
No leather in second row   $-300
Power seatback bolsters, driver seat   $100
Power seatback bolsters, passenger seat   $100
Synthetic suede headliner   $650
Synthetic suede inserts in leather seating surfaces  $0 
Upholstered instrument panel, leather  $1000$1000
Wood trim$300$300$300 
Wood trim, alternative type   $300
Wood/leather-wrapped steering wheel$150$150  
Suspension, Wheels, and Tires 
Alloy wheels  $350$350
Auto-leveling rear shocks$200$200$200 
Performance steering system (optional)$0 $0 
Polished alloy wheels$350$350  
Sport suspension (upgrade)$0 $0 
Transmission 
Launch control   $100
Steering-wheel-mounted transmission controls   $100
Total Value of Features$6,225$3,700$8,090$8,070
Value of Feature Adjustments$2,525$0$4,390$4,370
Value of Feature Adjustments-2,3220-4,035-4,068

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Specifications Comparison: Cadillac STS vs. Mercedes-Benz SLS AMG

Model Year20092012
ModelSTSSLS AMG
Body4dr Sedan2dr Coupe
Wheelbase116.4 in105.5 in
Length196.7 in182.6 in
Width72.6 in76.3 in
Height57.6 in49.3 in
Curb Weight3,974 lb.3,572 lb.
Fuel Capacity17.0 gal.22.5 gal.
Row 1 Headroom38.7 in39.0 in
Row 1 Shoulder Room58.6 in58.4 in
Row 1 Hip Room54.6 in63.2 in
Row 1 Legroom42.6 in41.7 in
Row 2 Headroom37.9 in0.0 in
Row 2 Shoulder Room57.4 in0.0 in
Row 2 Hip Room55.6 in0.0 in
Row 2 Legroom38.3 in0.0 in
Cargo Volume13.8 ft36.2 ft3

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Option Package Details
Cadillac STS V6

Preferred Equipment Group 1SC
FeatureValueRequested?
Xenon HID headlights500Yes
Auto-leveling rear shocks200No
Headlight washers50Yes
235/50WR18 tires200No
Auto-dimming headlights200No
255/45WR18 tires200No
Navigation system600Yes
Surround sound250No
DVD-compatible player0Yes
Rear seat audio controls25No
Voice control for nav and audio100Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Cooled or ventilated front seats300No
Wood/leather-wrapped steering wheel0No
Sport suspension (upgrade)250No
Performance braking system (optional)250No
Limited-slip rear differential300Yes
Rear spoiler200Yes
Additional engine cooling0No
Power steering cooler0No
Performance steering system (optional)250No
Cargo net40Yes
Wood trim300Yes
Heated front seats200Yes
Heated second row seats200No
CD changer, in-dash200Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Heated steering wheel100No
Total Requested319053%
Total Not Requested277547%

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