Car comparison

Cadillac CTS III 3.6 V6vsMercedes-Benz S-class (W222) S 400 V6

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Cadillac CTS III

3.6 V6

340 hp3649 ccGasolineAWDAutomaticNaturally aspiratedSedan2014-2019
VS

Mercedes-Benz S-class (W222)

S 400 V6

333 hp2996 ccGasolineAWDAutomaticTwin-turboSedan2015-2017

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

Mercedes-Benz S-class (W222) S 400 V6

  • Quickest 0-100 km/h
    6.1 s
  • Highest torque
    480 Nm
    354 lb-ft
  • Lowest combined fuel consumption
    8.9 L/100 km
    26.4 mpg US
    31.7 mpg UK
  • Lowest city consumption
    11.9 L/100 km
    19.8 mpg US
    23.7 mpg UK
  • Lowest highway consumption
    7.2 L/100 km
    32.7 mpg US
    39.2 mpg UK
  • Best estimated range
    787 km
    489 mi
  • Largest trunk
    530 L
  • Best overall score
    69/100
  • Best performance score
    67/100
  • Best economy score
    83/100
  • Best practicality score
    73/100

Cadillac CTS III 3.6 V6

  • Fastest top speed
    280 km/h
    174 mph
  • Most powerful
    340 hp
    254 kW
  • Lightest
    1,775 kg
    3,913 lb
  • Best power-to-weight
    192 hp/t
    143 kW/t
    5.2 kg/hp

Specification comparison

Specification comparison
ModelCadillacCTS III3.6 V6Mercedes-BenzS-class (W222)S 400 V6
Power
340hp254kW
333hp248kW
Torque
386Nm285lb-ft
480Nm354lb-ft
Curb weight
1,775kg3,913lb
1,920kg4,233lb
Gross weight-
2,665kg5,875lb
Top speed
280 km/h
174 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
77.7s99% target: 277 km/h / 172 mph
Calculated
63.0s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
6.7s
6.1s
0-200 km/h
19.9s
Calculated
18.6s
Calculated
0-60 mph
6.4s
Calculated
5.8s
Calculated
Fuel consumption
9.4L/100 km25mpg US30.1mpg UK
8.9L/100 km26.4mpg US31.7mpg UK
Fuel consumption city
12.7L/100 km18.5mpg US22.2mpg UK
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption highway
7.4L/100 km31.8mpg US38.2mpg UK
7.2L/100 km32.7mpg US39.2mpg UK
Quarter mile
14.6s
Calculated
14.0s
Calculated
Power-to-weight
192hp/t143kW/t87hp/1000 lb
Calculated
173hp/t129kW/t79hp/1000 lb
Calculated
Torque-to-weight
217Nm/t146lb-ft/ton
Calculated
250Nm/t167lb-ft/ton
Calculated
Estimated range
766km476mi
Calculated
787km489mi
Calculated
Displacement
3,649cc223cu in
2,996cc183cu in
Length
4,966mm196in
5,116mm201in
Width
1,833mm72in
1,899mm75in
Height
1,454mm57in
1,496mm59in
Wheelbase
2,910mm115in
3,035mm119in
Front track
1,560mm61in
1,624mm64in
Rear track
1,568mm62in
1,637mm64in
Trunk volume
388L
530L
Doors
4
4
Seats
5
4
Fuel tank
72L
70L

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Cadillac CTS III 3.6 V6Mercedes-Benz S-class (W222) S 400 V6PowerTorque
  • Cadillac CTS III 3.6 V6: Power / Torque
  • Mercedes-Benz S-class (W222) S 400 V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
CadillacCTS III3.6 V66,800 rpm5,300 rpm7,050 rpm
Mercedes-BenzS-class (W222)S 400 V65,250-6,000 rpm1,600-4,000 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricCadillacCTS III3.6 V6Mercedes-BenzS-class (W222)S 400 V6
Acceleration checkpoints
0-60 mph
0-97 km/h
6.4 s
5.8 s
0-100 km/h
0-62 mph
6.7 s
6.1 s
0-200 km/h
0-124 mph
19.9 s
18.6 s
Top speed
280 km/h
174 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.7 s
2.6 s
330 ft
101 m
6.7 s
6.4 s
1/8 mile
201 m
9.8 s
9.4 s
1000 ft
305 m
12.4 s
11.9 s
1/4 mile
402 m
14.6 s
14.0 s
Trap speed
1/4 mile
402 m
169 km/h
105 mph
174 km/h
108 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
CadillacCTS III3.6 V6
340 hp
254 kW
Mercedes-BenzS-class (W222)S 400 V6
333 hp
248 kW

Cadillac CTS III 3.6 V6 has 7 hp more than Mercedes-Benz S-class (W222) S 400 V6.

The biggest power difference is between Mercedes-Benz S-class (W222) S 400 V6 and Cadillac CTS III 3.6 V6: 7 hp (5 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
CadillacCTS III3.6 V6
386 Nm
285 lb-ft
Mercedes-BenzS-class (W222)S 400 V6
480 Nm
354 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
CadillacCTS III3.6 V6
1,775 kg
3,913 lb
Mercedes-BenzS-class (W222)S 400 V6
1,920 kg
4,233 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
CadillacCTS III3.6 V6
280 km/h
174 mph
Mercedes-BenzS-class (W222)S 400 V6
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
CadillacCTS III3.6 V66.7 s
Mercedes-BenzS-class (W222)S 400 V66.1 s

Although Cadillac CTS III 3.6 V6 has more power, Mercedes-Benz S-class (W222) S 400 V6 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz S-class (W222) S 400 V6 and Cadillac CTS III 3.6 V6: 0.6 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
CadillacCTS III3.6 V6
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Mercedes-BenzS-class (W222)S 400 V6
8.9 L/100 km
26.4 mpg US
31.7 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz S-class (W222) S 400 V6 and Cadillac CTS III 3.6 V6: 0.5 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
CadillacCTS III3.6 V6
192 hp/t
143 kW/t
5.2 kg/hp
Mercedes-BenzS-class (W222)S 400 V6
173 hp/t
129 kW/t
5.8 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
CadillacCTS III3.6 V6
766 km
476 mi
Mercedes-BenzS-class (W222)S 400 V6
787 km
489 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
CadillacCTS III3.6 V6
340 hp
254 kW
6.7 s
280 km/h
174 mph
Mercedes-BenzS-class (W222)S 400 V6
333 hp
248 kW
6.1 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
CadillacCTS III3.6 V6
Power
340 hp
254 kW
0-100 km/h6.7 s
Top speed
280 km/h
174 mph
Doors/seats
4 doors
5 seats
Trunk
388 L
13.7 cu ft
Length
4,966 mm
195.5 in
Height
1,454 mm
57.2 in
Mercedes-BenzS-class (W222)S 400 V6
Power
333 hp
248 kW
0-100 km/h6.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
4 seats
Trunk
530 L
18.7 cu ft
Length
5,116 mm
201.4 in
Height
1,496 mm
58.9 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
CadillacCTS III3.6 V6
Power
340 hp
254 kW
0-100 km/h6.7 s
Top speed
280 km/h
174 mph
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Mercedes-BenzS-class (W222)S 400 V6
Power
333 hp
248 kW
0-100 km/h6.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.9 L/100 km
26.4 mpg US
31.7 mpg UK

Mercedes-Benz S-class (W222) S 400 V6 is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
CadillacCTS III3.6 V6
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
6.7 s
Mercedes-BenzS-class (W222)S 400 V6
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
6.1 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
CadillacCTS III3.6 V6
192 hp/t
143 kW/t
5.2 kg/hp
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Mercedes-BenzS-class (W222)S 400 V6
173 hp/t
129 kW/t
5.8 kg/hp
8.9 L/100 km
26.4 mpg US
31.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleCadillacCTS III3.6 V6Mercedes-BenzS-class (W222)S 400 V6
Power
340 hp
254 kW
333 hp
248 kW
Torque
386 Nm
285 lb-ft
480 Nm
354 lb-ft
Acceleration
6.7 s
6.1 s
Top speed
280 km/h
174 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,775 kg
3,913 lb
1,920 kg
4,233 lb
Fuel consumption
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
388 L
13.7 cu ft
Length
4,966 mm
195.5 in
Height
1,454 mm
57.2 in
Doors/seats
4 doors
4 seats
Trunk
530 L
18.7 cu ft
Length
5,116 mm
201.4 in
Height
1,496 mm
58.9 in
Range score
766 km
476 mi
787 km
489 mi
Trunk score
388 L
13.7 cu ft
530 L
18.7 cu ft
Power-to-weight score
192 hp/t
143 kW/t
5.2 kg/hp
173 hp/t
129 kW/t
5.8 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleCadillac CTS III 3.6 V6Mercedes-Benz S-class (W222) S 400 V6
Consumption9.4 L/100 km25 mpg US30.1 mpg UK8.9 L/100 km26.4 mpg US31.7 mpg UK
Cost / 100 km16.45 LC100 km15.58 LC100 km
Cost / 100 mi26.47 LC100 mi25.07 LC100 mi
Annual fuel used1,410 L372 US gal310 UK gal1,335 L353 US gal294 UK gal
Annual fuel cost2,468 LC/year2,336 LC/year

Head-to-head comparisons

Cadillac CTS III 3.6 V6

  • Has 7 hp more
  • Is 145 kg lighter
  • Has 15 km/h (9 mph) higher top speed
  • Has 18 hp/t better power-to-weight

Pros

  • Highest top speed
  • Most powerful
  • Lightest
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Smallest trunk

Mercedes-Benz S-class (W222) S 400 V6

  • Has 94 Nm more
  • Is 0.6 s quicker from 0-100 km/h
  • Uses 0.5 L/100 km less fuel
  • Has 21 km (13 mi) more estimated range
  • Has 142 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Lowest power
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Cadillac CTS III 3.6 V6
Mercedes-Benz S-class (W222) S 400 V6
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