Compare 2020 Cadillac CT6 vs 2020 Mercedes-Benz S Class

2020 Cadillac CT6
2020 Mercedes-Benz S Class
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4-Door Sedan 3.6L Luxury
Style MPG City MPG Hwy Invoice MSRP
CT6 4-Door Sedan 3.6L Luxury 18 27 $56,045 $58,995
CT6 4-Door Sedan 3.6L Premium Luxury 18 27 $70,770 $74,495
CT6 4-Door Sedan 4.2L Turbo Platinum 14 25 $91,670 $96,495
CT6-V 4-Door Sedan 14 25 $90,150 $94,895
Select style
AMG S 63 4MATIC+ Convertible
Style MPG City MPG Hwy Invoice MSRP
S-Class AMG S 63 4MATIC+ Convertible 15 24 $172,490 $183,500
S-Class AMG S 63 4MATIC+ Coupe 17 27 $161,116 $171,400
S-Class AMG S 63 4MATIC+ Sedan 17 26 $142,504 $151,600
S-Class AMG S 65 Sedan 13 22 $221,464 $235,600
S-Class Maybach S 560 4MATIC Sedan 16 25 $162,620 $173,000
S-Class Maybach S 650 Sedan 13 21 $190,397 $202,550
S-Class S 450 4MATIC Sedan 18 28 $91,415 $97,250
S-Class S 450 Sedan 19 28 $88,595 $94,250
S-Class S 560 4MATIC Coupe 17 26 $122,341 $130,150
S-Class S 560 4MATIC Sedan 17 27 $101,003 $107,450
S-Class S 560 Convertible 17 26 $130,284 $138,600
S-Class S 560 Sedan 17 27 $98,183 $104,450
S-Class S 560e Sedan N/A N/A $103,165 $109,750
Pricing
Invoice Price
$56,045
$172,490
Manufacturer Suggested Retail Price
$58,995
$183,500
Monthly Payment Estimate
$983 / month
$3058 / month
The Car Connection's Take
TCC Rating
6.4
7.8
TCC’s Bottom Line
In its final year, the 2020 Cadillac CT6 is a tempting look at what could have been from the luxury brand. The 2020 Mercedes-Benz S-Class is the benchmark for large luxury sedans.
TCC Likes
TCC Dislikes
Fuel Economy
City
18 mpg 15 mpg
Highway
27 mpg 24 mpg
Vehicle
Number of Passenger Doors
4 -
EPA Classification
Large Cars Subcompact Cars
Interior Dimensions
Second Hip Room (in)
53.5 53.1
Front Shoulder Room (in)
58.3 57
Passenger Volume (ft³)
110 -
Second Head Room (in)
38 37.6
Second Shoulder Room (in)
56.2 49.5
Front Leg Room (in)
46.4 -
Passenger Capacity
5 4
Front Hip Room (in)
55.9 60.6
Second Leg Room (in)
40.4 -
Front Head Room (in)
40.2 37.7
Exterior Dimensions
Track Width, Front (in)
63.4 64.7
Min Ground Clearance (in)
- TBD - 4.5
Length, Overall (in)
205.8 198.9
Height, Overall (in)
58 56
Track Width, Rear (in)
64 64.7
Wheelbase (in)
122.4 115.9
Liftover Height (in)
- TBD - -
Width, Max w/o mirrors (in)
74 75.3
Cargo Area Dimensions
Trunk Volume (ft³)
15.8 7
Brakes
Drum - Rear (Yes or )
NA NA
Brake ABS System
4-Wheel 4-Wheel
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
12.4 x 0.9 14.2
Brake Type
Pwr 4-Wheel Disc
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
13.6 x 1.2 15.4
Fuel Tank
Fuel Tank Capacity, Approx (gal)
19.5 24.3
Steering
Steering Ratio (:1), Overall
- TBD - -
Turning Diameter - Curb to Curb (ft)
- TBD - -
Steering Type
Electric Rack & Pinion Rack-Pinion
Lock to Lock Turns (Steering)
- TBD - -
Turning Diameter - Wall to Wall (ft)
- TBD - -
Tires
Rear Tire Order Code
RJZ STDTR
Front Tire Size
P245/45R19 P255/40YR20
Spare Tire Size
T135/70R18 NA
Front Tire Order Code
RJZ STDTR
Spare Tire Order Code
ZCD NA
Rear Tire Size
P245/45R19 P285/35YR20
Trailering
Dead Weight Hitch - Max Tongue Wt. (lbs)
N/A -
Wt Distributing Hitch - Max Tongue Wt. (lbs)
N/A -
Dead Weight Hitch - Max Trailer Wt. (lbs)
N/A -
Wt Distributing Hitch - Max Trailer Wt. (lbs)
N/A -
Weight Information
Base Curb Weight (lbs)
5070 4817
Wheels
Front Wheel Size (in)
19 x - TBD - 20 X 8.5
Spare Wheel Size (in)
18 x - TBD - NA
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
19 x - TBD - 20 X 9.5
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
Steel NA
Cooling System
Total Cooling System Capacity (qts)
- TBD - -
Electrical
Cold Cranking Amps @ 0° F (Primary)
- TBD - 520
Maximum Alternator Capacity (amps)
- TBD - 150
Engine
SAE Net Torque @ RPM
284 @ 5300 664 @ 2750
Engine Order Code
LGX NA
Displacement
3.6L/- TBD - 4.0 L/243
SAE Net Horsepower @ RPM
335 @ 6800 603 @ 5500
Engine Type
Gas V6 Twin Turbo Premium Unleaded V-8
Fuel System
Direct Injection Gasoline Direct Injection
Mileage
EPA Fuel Economy Est - Hwy (MPG)
27 24
EPA Fuel Economy Est - City (MPG)
18 15
Fuel Economy Est-Combined (MPG)
21 18
Transmission
Clutch Size (in)
NA -
Ninth Gear Ratio (:1)
0.69 -
Third Gear Ratio (:1)
2.14 2.31
Trans Type
10 9
Drivetrain
All Wheel Drive All Wheel Drive
Fifth Gear Ratio (:1)
1.52 1.21
Trans Description Cont. Again
NA NA
Reverse Ratio (:1)
4.86 4.93
Eighth Gear Ratio (:1)
0.85 0.72
Second Gear Ratio (:1)
2.98 3.33
Trans Order Code
MHS 421
Final Drive Axle Ratio (:1)
- TBD - 2.47
Tenth Gear Ratio (:1)
0.63 -
Fourth Gear Ratio (:1)
1.77 1.66
Trans Description Cont.
Automatic Automatic w/OD
Sixth Gear Ratio (:1)
1.27 1.00
Seventh Gear Ratio (:1)
1.00 0.86
First Gear Ratio (:1)
4.69 5.50
Summary
Vehicle Name
Cadillac CT6 Mercedes-Benz S-Class
Body Style
Sedan 4MATIC+ Cabriolet
Suspension
Shock Absorber Diameter - Front (mm)
- TBD - -
Stabilizer Bar Diameter - Front (in)
- TBD - -
Suspension Type - Rear
Independent Multi-Link
Suspension Type - Rear (Cont.)
NA Multi-Link
Shock Absorber Diameter - Rear (mm)
- TBD - -
Suspension Type - Front
Multi-Link Multi-Link
Stabilizer Bar Diameter - Rear (in)
- TBD - -
Suspension Type - Front (Cont.)
NA Multi-Link
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
8.4 10.0

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