Cadillac CT6 Cadillac CT6 2018 Mercedes-Benz SL Mercedes-Benz SL 2017

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Cadillac CT6 vs. Mercedes-Benz SL 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 CT6 vs. Mercedes-Benz SL Invoice Comparison

Lowest Total Price: $85,785

Cadillac CT6 Platinum   
Difference: $11,290

Lowest Total Invoice: $81,516

Cadillac CT6 Platinum   
Difference: $8,830

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182017201720172017
ModelCT6SLSLSLSL
TrimPlatinumSL450SL550AMG SL63AMG SL65
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $84,295 $86,950 $110,800 $151,350 $219,850
Base Invoice $80,080 $80,864 $103,044 $140,756 $204,461
Rear spoiler 495        
Driver Assistance Package   2,250 2,250 2,250  
Premium Package   5,050      
Synthetic suede headliner   1,000 1,000    
Upgraded leather upholstery   900 900    
Wood trim       0 0
Rear spoiler 441        
Driver Assistance Package   2,093 2,093 2,093  
Premium Package   4,697      
Synthetic suede headliner   930 930    
Upgraded leather upholstery   837 837    
Wood trim       0 0
Options (change) 495 9,200 4,150 2,250 0
Options (change) 441 8,557 3,860 2,093 0
Destination 995 925 925 925 925
Gas Tax 0 0 0 0 1,300
Total Price $85,785 $97,075 $115,875 $154,525 $222,075
Total Invoice $81,516 $90,346 $107,829 $143,774 $206,686

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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: Cadillac CT6 vs. Mercedes-Benz SL

Lowest Adjusted Price and Invoice: Cadillac CT6 Platinum
TrueDelta Adjusted Price Difference: $13,170
TrueDelta Adjusted Invoice Difference: $10,616
Model Year20182017201720172017
ModelCT6SLSLSLSL
TrimPlatinumSL450SL550AMG SL63AMG SL65
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine335hp V6362hp V6449hp V8577hp V8621hp V12
TransmissionT8T9T9T7T7
DrivetrainAWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 34600, 11600, 11600, 11900, 12
Tire (rear if not all the same)245/40-20255/35-19255/35-19255/35-19255/35-19
Total Price$85,785$97,075$115,875$154,525$222,075
Adjustments for Features-1,88000-4,825-7,025
Feature-Adjusted Total Price$83,905$97,075$115,875$149,700$215,050
Cost Above Minimum$0$0$18,800$52,625$117,975
Total Invoice$81,516$90,346$107,829$143,774$206,686
Adjustments for Features-1,78600-4,489-6,538
Feature-Adjusted Total Invoice$79,730$90,346$107,829$139,285$200,148
Cost Above Minimum$0$0$17,483$48,939$109,802

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Features Comparison: Cadillac CT6 vs. Mercedes-Benz SL

Model Year20182017201720172017
ModelCT6SLSLSLSL
TrimPlatinumSL450SL550AMG SL63AMG SL65
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300    
9-speed manually-shiftable automatic $1400$1400  
7-speed manually-shiftable automatic   $1200$1200
AWD$1700    
RWD $0$0$0$0
Accessories 
AC power outlet$100    
Active noise reduction$0    
Electronic engine sound enhancement$0    
Heated steering wheel$100    
Power door closers    $300
Power rear side windows$200    
Remote start$150    
Remote window/roof operation $15$15$15$15
Sunshades, second row$125    
Wind blocker, power small $300$300$300$300
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0$0$0$0
Around view cameras$500    
Auto-raising roll bars / headrests $500$500$500$500
Backup collision intervention$150    
Blind spot collision prevention $150$150$150$150
Collision preparation system, rear $100$100$100$100
Cross-traffic detection for collision preparation system $0$0$0$0
Driver drowsiness monitor $150$150$150$150
Following distance indicator$25    
Hands-free driving on limited-access highways$1000    
Night vision$1750    
Rearview camera $200$200$200$200
Safety key$5    
Surround view video recorder$50    
Temporary spare tire$150    
Tires, run-flat $150$150  
Torque vectoring, brake-based $100$100$100$100
Vehicle health reports$0    
Cargo Management 
Air-conditioned storage compartment $50$50$50$50
Rear seat pass-through$100    
Storage compartment under front seat(s) $50$50$50$50
Climate Control 
Adaptive windshield washer system $0$0$0$0
Automatic air recirculation $100$100$100$100
Heated washer fluid system $50$50$50$50
Ionizing air filtration$50    
Rear air vents with automatic controls$250    
Rear dual-zone climate control$125    
Residual heat $50$50$50$50
Washer fluid outlets in wiper blade $100$100$100$100
Wiper de-icer $25$25$25$25
Drivetrain 
Limited-slip rear differential   $300$300
Engine / Motor 
Dual-mode exhaust, switchable $500$500$500$500
Raised top speed limiter   $0$0
Exterior 
Active grille shutters$0    
Electronically-variable tint, sunroof or glass roof panel    $2000
Glass roof panel(s) $300$300$300$300
Laminated front side windows$200    
Panoramic sunroof$1200    
Power retractable hardtop $6750$6750$6750$6750
Rear spoiler$200  $200$200
Infotainment 
4G LTE connectivity$0    
CD player $125$125$125$125
DVD-compatible player $0$0$0$0
Entertainment system with dual headrest screens$1200    
HDMI port$25    
In-vehicle Internet $150$150$150$150
iPod integration $100$100$100$100
Media drive $15$15$15$15
MP3-compatible player $50$50$50$50
Navigation map updates, three years $0$0$0$0
SD Card slot $25$25$25$25
Streaming video device$30    
Streaming video support$25    
Traffic + travel information $25$25$25$25
Traffic information$25    
USB port$25    
Voice control for external devices$0    
Wireless charging station$75    
Instruments, Lights, and Mirrors 
Analog clock $25$25  
Approach detection$25    
Chronometer   $100$100
Fog light, rear $100$100$100$100
Head-up display (HUD)$350    
Interior ambient lighting$150    
Interior ambient lighting, configurable $150$150$150$150
Large color reconfigurable instrument cluster display$250    
Mirror tilt-down in reverse $25$25$25$25
Power-folding mirrors$50    
Rear camera mirror$200    
Steering-linked headlights $150$150$150$150
Seats and Interior Trim 
Automatic seat bolsters, driver $300$300$300$300
Automatic seat bolsters, front passenger $300$300$300$300
Center armrest(s), second row$50    
Cooled or ventilated second row seats$200    
Heated second row seats$200    
Massage, second row seats$150    
Metal pedals $75$75$75$75
Neck-level heating, front seats $150$150$150$150
No leather in second row $-300$-300$-300$-300
Power 4-way lumbar adjuster, second row seats$225    
Power headrest height adjuster, driver seat $50$50$50$50
Power headrest height adjuster, passenger seat $50$50$50$50
Power recliner, second row seats$150    
Power tilt adjuster, second row seats$150    
Power upper seatback recliner, driver seat$100    
Power upper seatback recliner, passenger seat$100    
Suspension, Wheels, and Tires 
Active curve tilting   $1000$1000
Adaptive dampers - electrical$500$500$500  
Adaptive hydraulic struts, auto-leveling and ht. adjustable   $4000$4000
Electronic systems calibration selector $200$200$200$200
Rear wheel steering$1500    
Sport suspension (upgrade)   $0 
Ultra-sport suspension (upgrade)    $0
Transmission 
Launch control   $100 
Total Value of Features$15,185$13,305$13,305$18,130$20,330
Value of Feature Adjustments$1,880$0$0$4,825$7,025
Value of Feature Adjustments-1,78600-4,489-6,538

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Specifications Comparison: Cadillac CT6 vs. Mercedes-Benz SL

Model Year20182017
ModelCT6SL
Body4dr Sedan2dr Hardtop conv.
Wheelbase122.4 in101.7 in
Length204.0 in182.3 in
Width74.0 in73.9 in
Height57.9 in51.2 in
Curb Weight3,648 lb.3,827 lb.
Fuel Capacity19.5 gal.19.8 gal.
Row 1 Headroom40.1 in39.1 in
Row 1 Shoulder Room58.3 in55.5 in
Row 1 Hip Room55.8 in0.0 in
Row 1 Legroom42.3 in42.9 in
Row 2 Headroom38.0 in0.0 in
Row 2 Shoulder Room56.1 in0.0 in
Row 2 Hip Room53.4 in0.0 in
Row 2 Legroom40.4 in0.0 in
Cargo Volume,
Minimum
15.3 ft38.5 ft3
Cargo Volume,
Maximum
15.313.5 ft3

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Option Package Details
Mercedes-Benz SL SL450

Driver Assistance Package
FeatureValueRequested?
Speed limit information0No
Cross-traffic detection for collision preparation system0No
Rear cross-traffic detection100Yes
Collision preparation system, rear100No
Pedestrian detection50Yes
Lane keeping assist system400Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Blind spot intervention150No
Total Requested165087%
Total Not Requested25013%
Premium Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Automatic seat bolsters, driver300No
Automatic seat bolsters, front passenger300No
Massage, driver seat100Yes
Massage, passenger seat100Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Power decklid350Yes
Proximity key250Yes
Neck-level heating, front seats150No
Semi-automated parking system500Yes
Hands-free trunk or liftgate100Yes
Total Requested230075%
Total Not Requested75025%

Option Package Details
Mercedes-Benz SL SL550

Driver Assistance Package
FeatureValueRequested?
Speed limit information0No
Cross-traffic detection for collision preparation system0No
Rear cross-traffic detection100Yes
Collision preparation system, rear100No
Pedestrian detection50Yes
Lane keeping assist system400Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Blind spot intervention150No
Total Requested165087%
Total Not Requested25013%

Option Package Details
Mercedes-Benz SL AMG SL63

Driver Assistance Package
FeatureValueRequested?
Speed limit information0No
Cross-traffic detection for collision preparation system0No
Rear cross-traffic detection100Yes
Collision preparation system, rear100No
Pedestrian detection50Yes
Lane keeping assist system400Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Blind spot intervention150No
Total Requested165087%
Total Not Requested25013%

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