Cadillac STS Cadillac STS 2010 Mercedes-Benz SLK Mercedes-Benz SLK 2012

We are 103,000+ car owners sharing real-world car information.

Join Us

Cadillac STS vs. Mercedes-Benz SLK 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 SLK Invoice Comparison

Lowest Total Price: $55,680

Mercedes-Benz SLK SLK250   
Difference: $1,340

Lowest Total Invoice: $51,847

Mercedes-Benz SLK SLK250   
Difference: $2,066

Calculate Payments

  Down Payment Interest Rate Term
Model Year2010201020122012
ModelSTSSTSSLKSLK
TrimV6 PremiumV8 PerformanceSLK250SLK350
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Base Price $55,945 $68,785 $42,500 $54,800
Base Invoice $52,868 $65,002 $39,525 $50,964
Temporary spare tire 250      
Lighting Package     1,090 1,090
Multimedia Package     2,150 2,150
Premium 1 Package     2,590 2,590
Dynamic Handling Package     990 990
Special order charge     250 250
Wood trim     990 990
Automatic climate control, front     760 760
Metallic paint (extra cost)     720 720
Rear spoiler     375 375
Proximity key     650 650
Obstacle detection, rear     970 970
Leather seating surfaces     770  
Temporary spare tire 220      
Lighting Package     1,014 1,014
Multimedia Package     2,000 2,000
Premium 1 Package     2,409 2,409
Dynamic Handling Package     921 921
Special order charge     233 233
Wood trim     921 921
Automatic climate control, front     707 707
Metallic paint (extra cost)     670 670
Rear spoiler     349 349
Proximity key     605 605
Obstacle detection, rear     902 902
Leather seating surfaces     716  
Options (change) 250 0 12,305 11,535
Options (change) 220 0 11,447 10,731
Destination 825 825 875 875
Total Price $57,020 $69,610 $55,680 $67,210
Total Invoice $53,913 $65,827 $51,847 $62,570

Return to top

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 SLK 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 SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK250
TrueDelta Adjusted Price Difference: $7,215
TrueDelta Adjusted Invoice Difference: $7,537
Model Year2010201020122012
ModelSTSSTSSLKSLK
TrimV6 PremiumV8 PerformanceSLK250SLK350
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Engine302hp V6320hp V8201hp I4302hp V6
TransmissionT6T6M6T7
DrivetrainRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15300, 15500, 11500, 11
Tire (rear if not all the same)235/50-18235/50-18225/45-17225/40-18
Total Price$57,020$69,610$55,680$67,210
Adjustments for Features0-2,400-5,875-7,025
Feature-Adjusted Total Price$57,020$67,210$49,805$60,185
Cost Above Minimum$0$10,190$0$10,380
Total Invoice$53,913$65,827$51,847$62,570
Adjustments for Features0-2,270-5,471-6,540
Feature-Adjusted Total Invoice$53,913$63,557$46,376$56,030
Cost Above Minimum$0$9,644$0$9,654

Return to top

Features Comparison: Cadillac STS vs. Mercedes-Benz SLK

Model Year2010201020122012
ModelSTSSTSSLKSLK
TrimV6 PremiumV8 PerformanceSLK250SLK350
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100  
6-speed manual  $150 
7-speed manually-shiftable automatic   $1200
RWD$0$0$0$0
Accessories 
Adaptive cruise control $600  
Cruise control$150 $150$150
Heated steering wheel$100$100  
Parking guidance system - passive  $250$250
Power rear side windows$200$200  
Remote app  $25$25
Remote start$150$150  
Remote window/roof operation  $15$15
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0
Blind spot warning system $200  
Driver drowsiness monitor  $150$150
Knee airbag, driver  $75$75
Knee airbag, passenger  $75$75
Lane departure warning $200  
Obstacle detection, front  $150$150
Roll bar  $200$200
Torque vectoring, brake-based  $100$100
Cargo Management 
Cargo net$40$40  
Rear seat pass-through$100$100  
Climate Control 
Automatic air recirculation$100$100  
Heated windshield washer nozzles  $15$15
Rain-sensing wipers  $175$175
Rear air vents with manual controls$150$150  
Residual heat  $50$50
Variable intermittent wipers$75$75  
Drivetrain 
Limited-slip rear differential$300$300  
Exterior 
Laminated front side windows$200$200  
Power retractable hardtop  $6750$6750
Sunroof $900  
Infotainment 
Aux input  $50$50
Bluetooth audio streaming  $25$25
HD radio  $50$50
Media drive  $15$15
MP3-compatible player  $50$50
Rear seat audio controls$25$25  
SD Card slot  $25$25
Telematics service, such as OnStar  $200$200
Telematics service, such as OnStar, with navigation$225$225  
Traffic + travel information  $25$25
USB port  $25$25
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200$200  
Compass  $0$0
Fog light, rear  $100$100
Fog lights$125$125  
Head-up display (HUD) $350  
Illuminated visor mirror, driver$50$50  
Illuminated visor mirror, passenger$50$50  
Mirror tilt-down in reverse  $25$25
Power-folding mirrors  $50$50
Steering-linked headlights  $150$150
Visor mirror, driver  $10$10
Visor mirror, passenger  $10$10
Seats and Interior Trim 
Center armrest(s), second row$50$50  
Cooled or ventilated front seats$300$300  
Heated second row seats$200$200  
Leather door panel trim  $250$250
Memory system, passenger seat  $150$150
Metal pedals  $75$75
Neck-level heating, front seats  $150$150
No leather in second row  $-300$-300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500$500$500
Alloy wheels  $350$350
Auto-leveling rear shocks$200   
Polished alloy wheels$350$350  
Sport suspension (upgrade)$0$0  
Transmission 
Steering-wheel-mounted transmission controls   $100
Total Value of Features$4,440$6,840$10,315$11,465
Value of Feature Adjustments$0$2,400$5,875$7,025
Value of Feature Adjustments0-2,270-5,471-6,540

Return to top

Specifications Comparison: Cadillac STS vs. Mercedes-Benz SLK

Model Year20102012
ModelSTSSLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase116.4 in95.7 in
Length196.7 in162.8 in
Width72.6 in71.5 in
Height57.6 in51.2 in
Curb Weight3,974 lb.3,242 lb.
Fuel Capacity17.0 gal.15.9 gal.
Row 1 Headroom38.7 in38.0 in
Row 1 Shoulder Room58.6 in52.2 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.6 in42.5 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 Volume,
Minimum
13.8 ft36.4 ft3
Cargo Volume,
Maximum
13.810.1 ft3

Return to top

Option Package Details
Mercedes-Benz SLK SLK250

Wood trim
FeatureValueRequested?
Wood trim300Yes
Wood/leather-wrapped steering wheel150Yes
Total Requested450100%
Total Not Requested00%
Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Upholstered door panels, leather250No
No leather in second row-300No
Total Requested900106%
Total Not Requested-50-6%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested55079%
Total Not Requested15021%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
CD changer, in-dash200Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive, large15No
Traffic + travel information25No
SD Card slot25No
Total Requested90093%
Total Not Requested657%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100No
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested65051%
Total Not Requested61549%
Dynamic Handling Package
FeatureValueRequested?
Adaptive shocks - electrical500Yes
Torque vectoring / active trace control100No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mercedes-Benz SLK SLK350

Wood trim
FeatureValueRequested?
Wood trim300Yes
Wood/leather-wrapped steering wheel150Yes
Total Requested450100%
Total Not Requested00%
Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested55079%
Total Not Requested15021%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
CD changer, in-dash200Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive, large15No
Traffic + travel information25No
SD Card slot25No
Total Requested90093%
Total Not Requested657%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100No
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested65051%
Total Not Requested61549%
Dynamic Handling Package
FeatureValueRequested?
Adaptive shocks - electrical500Yes
Torque vectoring / active trace control100No
Total Requested50083%
Total Not Requested10017%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans
See TrueDelta's information for all Cadillac models.