Mercedes-Benz SLK Mercedes-Benz SLK 2016 Cadillac CT6 Cadillac CT6 2018

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Mercedes-Benz SLK vs. Cadillac CT6 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 CT6 Invoice Comparison

Lowest Total Price: $67,560

Cadillac CT6 Luxury   
Difference: $14,130

Lowest Total Invoice: $64,150

Cadillac CT6 Luxury   
Difference: $11,888

Calculate Payments

  Down Payment Interest Rate Term
Model Year2016201820182018
ModelSLKCT6CT6CT6
TrimAMG SLK55LuxuryPremium LuxuryPlatinum
Body2dr Hardtop conv.4dr Sedan4dr Sedan4dr Sedan
Base Price $72,600 $59,195 $65,295 $84,295
Base Invoice $67,518 $56,235 $62,030 $80,080
Premium 3 Package 1,295      
Premium 2 Package 3,050      
Metallic paint (extra cost) 720 625 625  
Illuminated door sill trim plates 850      
Carbon fiber trim 2,250 0 0  
CD player, remote   250 250  
3.0L V6   6,000 4,000 4,000
Rear spoiler   495 495 495
Premium 3 Package 1,204      
Premium 2 Package 2,837      
Metallic paint (extra cost) 670 556 556  
Illuminated door sill trim plates 791      
Carbon fiber trim 2,093 0 0  
CD player, remote   223 223  
3.0L V6   5,700 3,800 3,800
Rear spoiler   441 441 441
Options (change) 8,165 7,370 5,370 4,495
Options (change) 7,595 6,920 5,020 4,241
Destination 925 995 995 995
Total Price $81,690 $67,560 $71,660 $89,785
Total Invoice $76,038 $64,150 $68,045 $85,316

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Mercedes-Benz SLK vs. Cadillac CT6

Lowest Adjusted Price and Invoice: Cadillac CT6 Luxury
TrueDelta Adjusted Price Difference: $10,995
TrueDelta Adjusted Invoice Difference: $8,970
Model Year2016201820182018
ModelSLKCT6CT6CT6
TrimAMG SLK55LuxuryPremium LuxuryPlatinum
Body2dr Hardtop conv.4dr Sedan4dr Sedan4dr Sedan
Engine415hp V8404hp V6404hp V6404hp V6
TransmissionT7T8T8T8
DrivetrainRWDAWDAWDAWD
EPA Fuel Economy (city/highway)19/28 MPG18/26 MPG18/26 MPG18/26 MPG
Audio (watts, speakers)500, 11?, 10?, 10?, 34
Tire (rear if not all the same)235/40-18245/45-19245/45-19245/40-20
Total Price$81,690$67,560$71,660$89,785
Adjustments for Features-3,1350-2,500-12,930
Feature-Adjusted Total Price$78,555$67,560$69,160$76,855
Cost Above Minimum$0$0$1,600$9,295
Total Invoice$76,038$64,150$68,045$85,316
Adjustments for Features-2,9180-2,374-12,286
Feature-Adjusted Total Invoice$73,120$64,150$65,671$73,030
Cost Above Minimum$0$0$1,521$8,880

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Features Comparison: Mercedes-Benz SLK vs. Cadillac CT6

Model Year2016201820182018
ModelSLKCT6CT6CT6
TrimAMG SLK55LuxuryPremium LuxuryPlatinum
Body2dr Hardtop conv.4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200   
8-speed manually-shiftable automatic $1300$1300$1300
RWD$0   
AWD $1700$1700$1700
Accessories 
AC power outlet $100$100$100
Active noise reduction $0$0$0
Adaptive cruise control, all-speed   $850
Cruise control$150$150$150 
Electronic engine sound enhancement   $0
Hands-free trunk or liftgate $100$100$100
Heated steering wheel $100$100$100
Power rear side windows $200$200$200
Power trunk closer $350$350$350
Remote start $150$150$150
Remote window/roof operation$15   
Sunshades, second row $125$125$125
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0   
Around view cameras $500$500$500
Automatic braking, high-speed or partial   $200
Automatic braking, low-speed $200$200$200
Backup collision intervention   $150
Cross-traffic warning, rear $100$100$100
Driver drowsiness monitor$150   
Following distance indicator $25$25$25
Forward collision warning $200$200$200
Hands-free driving on limited-access highways   $1000
Lane keeping assist $400$400$400
Night vision   $1750
Pedestrian detection $50$50$50
Radar- or camera-based collision preparation system $0$0$0
Roll bar$200   
Safety key $5$5$5
Surround view video recorder $50$50$50
Torque vectoring, brake-based$100   
Vehicle health reports $0$0$0
Cargo Management 
Rear seat pass-through $100$100$100
Climate Control 
Heated windshield washer nozzles$15   
Ionizing air filtration   $50
Rear air vents $100$100 
Rear air vents with automatic controls   $250
Rear dual-zone climate control   $125
Residual heat$50   
Engine / Motor 
Dual-mode exhaust, switchable$500   
Exterior 
Active grille shutters $0$0$0
Body kit$0   
Glass roof panel(s)$300   
Laminated front side windows $200$200$200
Panoramic sunroof  $1200$1200
Power retractable hardtop$6750   
Infotainment 
4G LTE connectivity $0$0$0
Android Auto support $100$100$100
Apple CarPlay support $100$100$100
CD player$125   
CD player, remote $100$100 
DVD-compatible player$0   
Entertainment system with dual headrest screens   $1200
HDMI port   $25
In-vehicle Internet$150   
Media drive$15   
MP3-compatible player$50$50$50 
Navigation map updates, three years$0   
SD Card slot$25   
Streaming video device   $30
Streaming video support   $25
Traffic + travel information$25   
Traffic information $25$25$25
Voice control for external devices $0$0$0
Wi-Fi hotspot $50$50$50
Wireless charging station $75$75$75
Instruments, Lights, and Mirrors 
Analog clock$25   
Approach detection $25$25$25
Compass$0   
Cornering lights $50$50$50
Fog light, rear$100   
Head-up display (HUD)  $350$350
Headlight washers$50   
Illuminated visor mirror, driver $50$50$50
Illuminated visor mirror, passenger $50$50$50
Large color reconfigurable instrument cluster display  $250$250
LED headlights $1000$1000$1000
Mirror tilt-down in reverse$25   
Rear camera mirror  $200$200
Steering-linked headlights$150   
Visor mirror, driver$10   
Visor mirror, passenger$10   
Xenon HID headlights$500   
Seats and Interior Trim 
Carbon fiber trim$200$200$200 
Center armrest(s), second row $50$50$50
Cooled or ventilated front seats  $300$300
Cooled or ventilated second row seats   $200
Heated second row seats  $200$200
Leather door panel trim$250  $250
Massage, driver seat   $100
Massage, passenger seat   $100
Massage, second row seats   $150
Metal pedals$75   
Neck-level heating, front seats$150   
No leather in second row$-300   
Power 4-way lumbar adjuster, second row seats   $225
Power recliner, second row seats   $150
Power thigh support length adjuster, driver seat   $100
Power thigh support length adjuster, passenger seat   $100
Power tilt adjuster, second row seats   $150
Power upper seatback recliner, driver seat   $100
Power upper seatback recliner, passenger seat   $100
Synthetic suede headliner   $650
Synthetic suede inserts in leather seating surfaces$0   
Upholstered instrument panel $300$300 
Upholstered instrument panel, leather   $1000
Wood trim   $300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500  $500
Rear wheel steering   $1500
Sport suspension (upgrade)$0   
Total Value of Features$11,565$8,430$10,930$21,360
Value of Feature Adjustments$3,135$0$2,500$12,930
Value of Feature Adjustments-2,9180-2,374-12,286

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Specifications Comparison: Mercedes-Benz SLK vs. Cadillac CT6

Model Year20162018
ModelSLKCT6
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in122.4 in
Length162.8 in204.0 in
Width71.5 in74.0 in
Height51.2 in57.9 in
Curb Weight3,528 lb.4,085 lb.
Fuel Capacity15.9 gal.19.5 gal.
Row 1 Headroom38.0 in40.1 in
Row 1 Shoulder Room52.2 in58.3 in
Row 1 Hip Room0.0 in55.8 in
Row 1 Legroom42.5 in42.3 in
Row 2 Headroom0.0 in38.0 in
Row 2 Shoulder Room0.0 in56.1 in
Row 2 Hip Room0.0 in53.4 in
Row 2 Legroom0.0 in40.4 in
Cargo Volume,
Minimum
6.4 ft315.3 ft3
Cargo Volume,
Maximum
10.1 ft315.3 ft3

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Option Package Details
Mercedes-Benz SLK AMG SLK55

Premium 3 Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Lane departure warning system200Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Parking guidance system - active500Yes
Total Requested1600100%
Total Not Requested00%
Premium 2 Package
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Blind spot warning system200Yes
DVD-compatible player0No
Media drive15No
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150No
App support0Yes
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested125087%
Total Not Requested19013%

Option Package Details
Cadillac CT6 Luxury

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50Yes
Total Requested150100%
Total Not Requested00%
turbocharged
3.0L V6
DOHC-4v
404 hp@5500
400 lb-ft@2500
FeatureValueRequested?
turbocharged
3.0L V6
DOHC-4v
404 hp@5500
400 lb-ft@2500
1000Yes
AWD0Yes
245/45HR19 tires400No
Total Requested100071%
Total Not Requested40029%

Option Package Details
Cadillac CT6 Premium Luxury

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50Yes
Total Requested150100%
Total Not Requested00%

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