Mercedes-Benz SLK Mercedes-Benz SLK 2006 Cadillac CTS Cadillac CTS 2009

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Mercedes-Benz SLK vs. Cadillac CTS 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.

Mercedes-Benz SLK vs. Cadillac CTS Invoice Comparison

Lowest Total Price: $43,585

Cadillac CTS   
Difference: $9,495

Lowest Total Invoice: $40,115

Cadillac CTS   
Difference: $9,304

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062006200620092009
ModelSLKSLKSLKCTSCTS
TrimSLK280SLK350SLK55 AMGBaseCTS-V
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan
Base Price $42,900 $46,950 $61,500 $36,265 $58,280
Base Invoice $39,897 $43,664 $57,195 $33,908 $53,326
Comfort Package 1,300 1,300      
Premium Package 1,200 1,200 1,470    
Interior Trim Package 710 710      
Lighting Package 990 990 990    
Metallic paint (extra cost) 690 690 690    
Heated front seats 690 690      
Bluetooth cell phone link 925 925 925    
Navigation system 1,200 1,200      
Entertainment Package 1,700 1,700      
Satellite radio     500    
Luxury Collection       2,755  
Navigation System       3,145 2,145
Wood/leather-wrapped steering wheel       150  
Wood trim       495 600
Comfort Package 1,209 1,209      
Premium Package 1,116 1,116 1,367    
Interior Trim Package 660 660      
Lighting Package 921 921 921    
Metallic paint (extra cost) 642 642 642    
Heated front seats 642 642      
Bluetooth cell phone link 860 860 860    
Navigation system 1,116 1,116      
Entertainment Package 1,581 1,581      
Satellite radio     465    
Luxury Collection       2,287  
Navigation System       2,610 1,780
Wood/leather-wrapped steering wheel       124  
Wood trim       411 498
Options (change) 9,405 9,405 4,575 6,545 2,745
Options (change) 8,747 8,747 4,255 5,432 2,278
Destination 775 775 775 775 775
Gas Tax 0 0 1,300 0 2,600
Total Price $53,080 $57,130 $68,150 $43,585 $64,400
Total Invoice $49,419 $53,186 $63,525 $40,115 $58,979

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

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

Lowest Adjusted Price and Invoice: Cadillac CTS
TrueDelta Adjusted Price Difference: $2,950
TrueDelta Adjusted Invoice Difference: $3,210
Model Year20062006200620092009
ModelSLKSLKSLKCTSCTS
TrimSLK280SLK350SLK55 AMGBaseCTS-V
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan
Engine228hp V6268hp V6355hp V8hp 556hp V8
TransmissionM6M6T7M6M6
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)380, 11380, 11?, 9300, 10300, 10
Tire (rear if not all the same)205/55-16225/45-17225/40-18235/55-17255/40-19
Total Price$53,080$57,130$68,150$43,585$64,400
Adjustments for Features-6,545-6,545-6,8450-2,650
Feature-Adjusted Total Price$46,535$50,585$61,305$43,585$61,750
Cost Above Minimum$0$4,050$14,770$0$18,165
Total Invoice$49,419$53,186$63,525$40,115$58,979
Adjustments for Features-6,094-6,093-6,3800-2,427
Feature-Adjusted Total Invoice$43,325$47,093$57,145$40,115$56,552
Cost Above Minimum$0$3,768$13,820$0$16,437

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Features Comparison: Mercedes-Benz SLK vs. Cadillac CTS

Model Year20062006200620092009
ModelSLKSLKSLKCTSCTS
TrimSLK280SLK350SLK55 AMGBaseCTS-V
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150$150 $150$150
7-speed manually-shiftable automatic  $1200  
RWD$0$0$0$0$0
Accessories 
Power rear side windows   $200$200
Proximity key    $250
Remote window/roof operation$15$15$15  
Tilt/telescoping steering wheel, manual   $250 
Tilt/telescoping steering wheel, power$350$350$350 $350
Wind blocker, small$100$100$100  
Brakes, Airbags, and Other Safety 
Knee airbag, driver$75$75$75  
Knee airbag, passenger$75$75$75  
Obstacle detection, rear    $250
Side curtain airbags   $350$350
Tire-pressure monitor   $75$75
Tires, run-flat    $150
Cargo Management 
Cargo net   $40$40
Rear seat pass-through   $100$100
Climate Control 
Heated windshield washer nozzles$15$15$15  
Rear air vents   $100$100
Residual heat$50$50$50  
Drivetrain 
Limited-slip rear differential    $300
Exterior 
Body kit  $0 $0
Power retractable hardtop$6750$6750$6750  
Rear spoiler  $200  
Infotainment 
Aux input   $50$50
DVD-compatible player   $0$0
Media drive   $15$15
MP3-compatible player   $50$50
Navigation system$600$600 $600$600
Surround sound$250$250 $250$250
Telematics service, such as OnStar$200$200$200  
Telematics service, such as OnStar, with navigation   $225$225
Traffic information   $25$25
Voice control for nav and audio   $100$100
Instruments, Lights, and Mirrors 
Analog clock$25$25$25  
Auto-dimming driver-side mirror$75$75$75  
Boost gauge    $75
Compass   $0$0
Cornering lights$50$50$50  
Fog light, rear$100$100$100  
Fog lights$125$125$125 $125
Headlight washers$50$50$50 $50
Illuminated visor mirror, driver   $50$50
Illuminated visor mirror, passenger   $50$50
Mirror tilt-down in reverse$25$25$25  
Steering-linked headlights    $150
Turn signals on or near mirrors$25$25$25  
Visor mirror, driver$10$10$10  
Visor mirror, passenger$10$10$10  
Xenon HID headlights$500$500$500 $500
Seats and Interior Trim 
Aluminum trim  $100  
Center armrest(s), second row   $50$50
Leather-wrapped steering wheel  $150 $150
Memory system, passenger seat$150$150$150  
Power lumbar adjuster, driver seat   $100$100
Power lumbar adjuster, passenger seat   $100$100
Synthetic suede inserts in leather seating surfaces  $0 $0
Upholstered instrument panel   $300$300
Wood trim$300$300 $300$300
Wood/leather-wrapped steering wheel$150$150 $150 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical    $500
Alloy wheels$350$350$350 $350
Electronic systems calibration selector    $200
Machined alloy wheels   $350 
Sport suspension (upgrade)  $0  
Ultra-sport suspension (upgrade)    $0
Transmission 
Steering-wheel-mounted transmission controls  $100  
Total Value of Features$10,575$10,575$10,875$4,030$6,680
Value of Feature Adjustments$6,545$6,545$6,845$0$2,650
Value of Feature Adjustments-6,094-6,093-6,3800-2,427

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Specifications Comparison: Mercedes-Benz SLK vs. Cadillac CTS

Model Year20062009
ModelSLKCTS
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in113.4 in
Length160.7 in191.6 in
Width70.4 in72.5 in
Height51.0 in58.0 in
Curb Weight3,210 lb.3,862 lb.
Fuel Capacity18.5 gal.18.0 gal.
Row 1 Headroom37.9 in38.8 in
Row 1 Shoulder Room52.2 in56.7 in
Row 1 Hip Room54.6 in55.1 in
Row 1 Legroom42.5 in42.4 in
Row 2 Headroom0.0 in37.2 in
Row 2 Shoulder Room0.0 in54.7 in
Row 2 Hip Room0.0 in54.1 in
Row 2 Legroom0.0 in35.9 in
Cargo Volume,
Minimum
6.5 ft313.6 ft3
Cargo Volume,
Maximum
9.8 ft313.6 ft3

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Option Package Details
Mercedes-Benz SLK SLK280

Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75No
Mirror tilt-down in reverse25No
Total Requested95073%
Total Not Requested35027%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested30072%
Total Not Requested11528%
Interior Trim Package
FeatureValueRequested?
Wood trim300Yes
Wood/leather-wrapped steering wheel150Yes
Total Requested450100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%
Entertainment Package
FeatureValueRequested?
Satellite radio200Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Total Requested45056%
Total Not Requested35044%

Option Package Details
Mercedes-Benz SLK SLK350

Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75No
Mirror tilt-down in reverse25No
Total Requested95073%
Total Not Requested35027%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested30072%
Total Not Requested11528%
Interior Trim Package
FeatureValueRequested?
Wood trim300Yes
Wood/leather-wrapped steering wheel0Yes
Total Requested300100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%
Entertainment Package
FeatureValueRequested?
Satellite radio200Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Total Requested45056%
Total Not Requested35044%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
Total Requested30075%
Total Not Requested10025%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%

Option Package Details
Cadillac CTS

Luxury Collection
FeatureValueRequested?
Heated front seats200Yes
Power lumbar adjuster, driver seat100No
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power lumbar adjuster, passenger seat100No
Universal garage door opener100Yes
Memory system, driver seat200Yes
Bluetooth cell phone link100Yes
Power height adjuster, passenger seat100Yes
Power tilt adjuster, passenger seat100Yes
Cargo net40No
Leather seating surfaces900Yes
Rain-sensing wipers100No
Alarm100No
Machined alloy wheels0No
Interior ambient lighting150No
CD changer, in-dash200No
Total Requested190071%
Total Not Requested79029%
Navigation System
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio100No
Traffic information25No
Surround sound250Yes
Media drive, large15No
USB port25No
Bose, 300W, 10 speakers (with subwoofer)350No
Total Requested85062%
Total Not Requested51538%

Option Package Details
Cadillac CTS CTS-V

Navigation System
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio100No
Traffic information25No
Total Requested60083%
Total Not Requested12517%

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