Car comparison

Mercedes-Benz S-class (W223) S 400dvsMercedes-Benz S-class Coupe (C217) · Facelift 2017 S 450

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

New comparison

Mercedes-Benz S-class (W223)

S 400d

330 hp2925 ccDieselAWDAutomaticTwin-turboSedan2020-2023
VS

Mercedes-Benz S-class Coupe (C217) · Facelift 2017

S 450

367 hp2996 ccGasolineAWDAutomaticTwin-turboCoupe2017-2020

Comparison overview

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

Best choices

Mercedes-Benz S-class (W223) S 400d

  • Quickest 0-100 km/h
    5.4 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Highest torque
    700 Nm
    516 lb-ft
  • Lowest combined fuel consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Lowest city consumption
    8.8 L/100 km
    26.7 mpg US
    32.1 mpg UK
  • Lowest highway consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Best estimated range
    942 km
    585 mi
  • Largest trunk
    550 L
  • Best overall score
    75/100
  • Best performance score
    74/100
  • Best economy score
    88/100
  • Best practicality score
    78/100

Specification comparison

Specification comparison
ModelMercedes-BenzS-class (W223)S 400dMercedes-BenzS-class Coupe (C217)Facelift 2017S 450
Power
330hp246kW
367hp274kW
Torque
700Nm516lb-ft
500Nm369lb-ft
Curb weight
1,995kg4,398lb
1,975kg4,354lb
Gross weight
2,770kg6,107lb
2,555kg5,633lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
54.8s99% target: 262 km/h / 163 mph
Calculated
78.7s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
5.4s
5.5s
0-200 km/h
16.4s
Calculated
19.6s
Calculated
0-60 mph
5.2s
Calculated
5.2s
Calculated
Fuel consumption
6.9L/100 km34.1mpg US40.9mpg UK
9.2L/100 km25.6mpg US30.7mpg UK
Fuel consumption city
8.8L/100 km26.7mpg US32.1mpg UK
12.6L/100 km18.7mpg US22.4mpg UK
Fuel consumption highway
5.8L/100 km40.6mpg US48.7mpg UK
7.2L/100 km32.7mpg US39.2mpg UK
Quarter mile
13.3s
Calculated
13.6s
Calculated
Power-to-weight
165hp/t123kW/t75hp/1000 lb
Calculated
186hp/t139kW/t84hp/1000 lb
Calculated
Torque-to-weight
351Nm/t235lb-ft/ton
Calculated
253Nm/t169lb-ft/ton
Calculated
Estimated range
942km585mi
Calculated
870km540mi
Calculated
Displacement
2,925cc178cu in
2,996cc183cu in
Length
5,179mm204in
5,032mm198in
Width
1,954mm77in
1,899mm75in
Height
1,503mm59in
1,411mm56in
Wheelbase
3,106mm122in
2,945mm116in
Front track
1,660mm65in
1,625mm64in
Rear track
1,688mm66in
1,649mm65in
Ground clearance
130mm5in
-
Trunk volume
550L
400L
Doors
4
2
Seats
5
4
Fuel tank
65L
80L
CO2 emissions-
208g/km

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.

Mercedes-Benz S-class (W223) S 400dMercedes-Benz S-class Coupe (C217) Facelift 2017 S 450PowerTorque
  • Mercedes-Benz S-class (W223) S 400d: Power / Torque
  • Mercedes-Benz S-class Coupe (C217) Facelift 2017 S 450: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzS-class (W223)S 400d3,600-4,200 rpm1,200-3,200 rpm4,450 rpm
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 4505,500-6,000 rpm1,600-4,000 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzS-class (W223)S 400dMercedes-BenzS-class Coupe (C217)Facelift 2017S 450
Acceleration checkpoints
0-60 mph
0-97 km/h
5.2 s
5.2 s
0-100 km/h
0-62 mph
5.4 s
5.5 s
0-200 km/h
0-124 mph
16.4 s
19.6 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.4 s
2.2 s
330 ft
101 m
6.1 s
5.9 s
1/8 mile
201 m
8.9 s
8.9 s
1000 ft
305 m
11.3 s
11.5 s
1/4 mile
402 m
13.3 s
13.6 s
Trap speed
1/4 mile
402 m
181 km/h
113 mph
170 km/h
106 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W223)S 400d
330 hp
246 kW
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
367 hp
274 kW

Mercedes-Benz S-class Coupe (C217) Facelift 2017 S 450 has 37 hp more than Mercedes-Benz S-class (W223) S 400d.

The biggest power difference is between Mercedes-Benz S-class (W223) S 400d and Mercedes-Benz S-class Coupe (C217) Facelift 2017 S 450: 37 hp (28 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W223)S 400d
700 Nm
516 lb-ft
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W223)S 400d
1,995 kg
4,398 lb
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
1,975 kg
4,354 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W223)S 400d
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
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
Mercedes-BenzS-class (W223)S 400d5.4 s
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 4505.5 s

Although Mercedes-Benz S-class Coupe (C217) Facelift 2017 S 450 has more power, Mercedes-Benz S-class (W223) S 400d is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz S-class (W223) S 400d and Mercedes-Benz S-class Coupe (C217) Facelift 2017 S 450: 0.1 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W223)S 400d
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz S-class (W223) S 400d and Mercedes-Benz S-class Coupe (C217) Facelift 2017 S 450: 2.3 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
Mercedes-BenzS-class (W223)S 400d
165 hp/t
123 kW/t
6.0 kg/hp
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
186 hp/t
139 kW/t
5.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W223)S 400d
942 km
585 mi
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
870 km
540 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzS-class (W223)S 400d
330 hp
246 kW
5.4 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
367 hp
274 kW
5.5 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
Mercedes-BenzS-class (W223)S 400d
Power
330 hp
246 kW
0-100 km/h5.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
550 L
19.4 cu ft
Length
5,179 mm
203.9 in
Height
1,503 mm
59.2 in
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
Power
367 hp
274 kW
0-100 km/h5.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
400 L
14.1 cu ft
Length
5,032 mm
198.1 in
Height
1,411 mm
55.6 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
Mercedes-BenzS-class (W223)S 400d
Power
330 hp
246 kW
0-100 km/h5.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
Power
367 hp
274 kW
0-100 km/h5.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Mercedes-Benz S-class (W223) S 400d 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
Mercedes-BenzS-class (W223)S 400d
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
5.4 s
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
5.5 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
Mercedes-BenzS-class (W223)S 400d
165 hp/t
123 kW/t
6.0 kg/hp
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Mercedes-BenzS-class Coupe (C217)Facelift 2017S 450
186 hp/t
139 kW/t
5.4 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzS-class (W223)S 400dMercedes-BenzS-class Coupe (C217)Facelift 2017S 450
Power
330 hp
246 kW
367 hp
274 kW
Torque
700 Nm
516 lb-ft
500 Nm
369 lb-ft
Acceleration
5.4 s
5.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,995 kg
4,398 lb
1,975 kg
4,354 lb
Fuel consumption
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
550 L
19.4 cu ft
Length
5,179 mm
203.9 in
Height
1,503 mm
59.2 in
Doors/seats
2 doors
4 seats
Trunk
400 L
14.1 cu ft
Length
5,032 mm
198.1 in
Height
1,411 mm
55.6 in
Range score
942 km
585 mi
870 km
540 mi
CO2 score
-
208 g/km
Trunk score
550 L
19.4 cu ft
400 L
14.1 cu ft
Power-to-weight score
165 hp/t
123 kW/t
6.0 kg/hp
186 hp/t
139 kW/t
5.4 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
VehicleMercedes-Benz S-class (W223) S 400dMercedes-Benz S-class Coupe (C217) Facelift 2017 S 450
Consumption6.9 L/100 km34.1 mpg US40.9 mpg UK9.2 L/100 km25.6 mpg US30.7 mpg UK
Cost / 100 km12.08 LC100 km16.10 LC100 km
Cost / 100 mi19.43 LC100 mi25.91 LC100 mi
Annual fuel used1,035 L273 US gal228 UK gal1,380 L365 US gal304 UK gal
Annual fuel cost1,811 LC/year2,415 LC/year

Head-to-head comparisons

Mercedes-Benz S-class (W223) S 400d

  • Has 200 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Uses 2.3 L/100 km less fuel
  • Has 72 km (45 mi) more estimated range
  • Has 150 L more trunk volume

Pros

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

Cons

  • Lowest power
  • Heaviest

Choose cars to compare

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Model
Generation
Engine or modification
Mercedes-Benz S-class (W223) S 400d
Mercedes-Benz S-class Coupe (C217) S 450
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