Cadillac STS Cadillac STS 2011 Mercedes-Benz SLK Mercedes-Benz SLK 2016

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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: $55,995

Cadillac STS Luxury   
Difference: $1,650

Lowest Total Invoice: $52,683

Cadillac STS Luxury   
Difference: $992

Calculate Payments

  Down Payment Interest Rate Term
Model Year20112011201620162016
ModelSTSSTSSLKSLKSLK
TrimLuxuryPremiumSLK300SLK350AMG SLK55
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $50,820 $56,380 $47,000 $59,200 $72,600
Base Invoice $48,024 $53,279 $43,710 $55,056 $67,518
Luxury Level Two Package 3,950        
Temporary spare tire 350 350      
Premium 2 Package     4,490 4,490 3,050
Premium 1 Package     3,390    
Leather seating surfaces     770    
Rear spoiler     350 350  
Metallic paint (extra cost)     720 720 720
Luxury Level Two Package 3,476        
Temporary spare tire 308 308      
Premium 2 Package     4,175 4,175 2,837
Premium 1 Package     3,153    
Leather seating surfaces     716    
Rear spoiler     326 326  
Metallic paint (extra cost)     670 670 670
Options (change) 4,300 350 9,720 5,560 3,770
Options (change) 3,784 308 9,040 5,171 3,507
Destination 875 875 925 925 925
Total Price $55,995 $57,605 $57,645 $65,685 $77,295
Total Invoice $52,683 $54,462 $53,675 $61,152 $71,950

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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 Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac STS vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK300
TrueDelta Adjusted Price Difference: $5,800
TrueDelta Adjusted Invoice Difference: $5,945
Model Year20112011201620162016
ModelSTSSTSSLKSLKSLK
TrimLuxuryPremiumSLK300SLK350AMG SLK55
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine302hp V6302hp V6241hp I4302hp V6415hp V8
TransmissionT6T6T9T7T7
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15300, 15500, 11500, 11500, 11
Tire (rear if not all the same)235/50-17235/50-18225/45-17225/40-18235/40-18
Total Price$55,995$57,605$57,645$65,685$77,295
Adjustments for Features0-700-7,450-7,250-7,900
Feature-Adjusted Total Price$55,995$56,905$50,195$58,435$69,395
Cost Above Minimum$0$910$0$8,240$19,200
Total Invoice$52,683$54,462$53,675$61,152$71,950
Adjustments for Features0-662-6,937-6,750-7,354
Feature-Adjusted Total Invoice$52,683$53,800$46,738$54,402$64,596
Cost Above Minimum$0$1,117$0$7,664$17,858

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Features Comparison: Cadillac STS vs. Mercedes-Benz SLK

Model Year20112011201620162016
ModelSTSSTSSLKSLKSLK
TrimLuxuryPremiumSLK300SLK350AMG SLK55
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100   
9-speed manually-shiftable automatic  $1400  
7-speed manually-shiftable automatic   $1200$1200
RWD$0$0$0$0$0
Accessories 
Heated steering wheel$100$100   
Power rear side windows$200$200   
Remote app  $25$25$25
Remote start$150$150   
Remote window/roof operation  $15$15$15
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0$0
Blind spot warning system  $200$200$200
Driver drowsiness monitor  $150$150$150
Knee airbag, driver  $75$75$75
Knee airbag, passenger  $75$75$75
Obstacle detection, rear$250$250   
Roll bar  $200$200$200
Torque vectoring, brake-based  $100$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$15
Rain-sensing wipers  $175$175$175
Rear air vents with manual controls$150$150   
Residual heat  $50$50$50
Variable intermittent wipers$75$75   
Drivetrain 
Limited-slip rear differential $300   
Engine / Motor 
Automatic start / stop  $150$150$150
Dual-mode exhaust, switchable    $500
Exterior 
Body kit   $0$0
Glass roof panel(s)  $300$300$300
Laminated front side windows$200$200   
Power retractable hardtop  $6750$6750$6750
Rear spoiler $200$200$200$200
Infotainment 
App support  $0$0$0
Aux input  $50$50$50
Bluetooth audio streaming  $25$25$25
CD changer, in-dash$325$325   
CD player  $125$125$125
HD radio  $50$50$50
In-vehicle Internet  $150$150$150
Media drive  $15$15$15
MP3-compatible player  $50$50$50
Navigation map updates, three years  $0$0$0
Rear seat audio controls$25$25   
SD Card slot  $25$25$25
SMS text-to-speech reader  $25$25$25
Traffic + travel information  $25$25$25
USB port  $25$25$25
Instruments, Lights, and Mirrors 
Analog clock  $25$25$25
Compass$0 $0$0$0
Fog light, rear  $100$100$100
Fog lights$125$125   
Illuminated visor mirror, driver$50$50   
Illuminated visor mirror, passenger$50$50   
Interior ambient lighting    $150
Mirror tilt-down in reverse  $25$25$25
Power-folding mirrors  $50$50$50
Steering-linked headlights  $150$150$150
Visor mirror, driver  $10$10$10
Visor mirror, passenger  $10$10$10
Seats and Interior Trim 
Aluminum trim  $100$100$100
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$250
Leather-wrapped steering wheel  $150$150$150
Memory system, passenger seat  $150$150$150
Metal pedals  $75$75$75
Neck-level heating, front seats  $150$150$150
No leather in second row  $-300$-300$-300
Synthetic suede inserts in leather seating surfaces    $0
Wood trim$300$300   
Wood/leather-wrapped steering wheel$150$150   
Suspension, Wheels, and Tires 
Alloy wheels  $350$350$350
Auto-leveling rear shocks $200   
Polished alloy wheels$350$350   
Sport suspension (upgrade) $0  $0
Transmission 
Steering-wheel-mounted transmission controls  $100$100$100
Total Value of Features$4,390$5,090$11,840$11,640$12,290
Value of Feature Adjustments$0$700$7,450$7,250$7,900
Value of Feature Adjustments0-662-6,937-6,750-7,354

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Specifications Comparison: Cadillac STS vs. Mercedes-Benz SLK

Model Year20112016
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

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Option Package Details
Cadillac STS Luxury

Luxury Level Two Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200Yes
Voice control for nav and audio100Yes
Navigation system600Yes
Surround sound250Yes
DVD-compatible player0Yes
Rear seat audio controls25No
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested170082%
Total Not Requested37518%

Option Package Details
Mercedes-Benz SLK SLK300

Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Leather door panel trim250No
No leather in second row-300No
Total Requested900106%
Total Not Requested-50-6%
Premium 2 Package
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Analog clock25No
Blind spot warning system200No
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200Yes
In-vehicle Internet150No
App support0No
Navigation map updates, three years0No
DVD-compatible player0Yes
Media drive15No
Traffic + travel information25No
SD Card slot25No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested177575%
Total Not Requested59025%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Proximity key250Yes
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100No
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested90059%
Total Not Requested61541%

Option Package Details
Mercedes-Benz SLK SLK350

Premium 2 Package
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Analog clock25No
Blind spot warning system200No
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200Yes
In-vehicle Internet150No
App support0No
Navigation map updates, three years0No
DVD-compatible player0Yes
Media drive15No
Traffic + travel information25No
SD Card slot25No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested177575%
Total Not Requested59025%

Option Package Details
Mercedes-Benz SLK AMG SLK55

Premium 2 Package
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Blind spot warning system200No
In-vehicle Internet150No
App support0No
Navigation map updates, three years0No
DVD-compatible player0Yes
Media drive15No
Traffic + travel information25No
SD Card slot25No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested102571%
Total Not Requested41529%

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