Car comparison

Mercedes-Benz S-class (W222) · Facelift 2017 S 400dvsMercedes-Benz S-class (W221) S 500

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

New comparison

Mercedes-Benz S-class (W222) · Facelift 2017

S 400d

340 hp2925 ccDieselAWDAutomaticTurbochargedSedan2017-2020
VS

Mercedes-Benz S-class (W221)

S 500

388 hp5461 ccGasolineAWDAutomaticNaturally aspiratedSedan2005-2009

Comparison overview

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

Best choices

Mercedes-Benz S-class (W222) Facelift 2017 S 400d

  • Quickest 0-100 km/h
    5.2 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
    5.7 L/100 km
    41.3 mpg US
    49.6 mpg UK
  • Lowest city consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Lowest highway consumption
    5.0 L/100 km
    47.0 mpg US
    56.5 mpg UK
  • Lowest CO2 emissions
    150 g/km
  • Best estimated range
    1,228 km
    763 mi
  • Best performance score
    74/100
  • Best economy score
    91/100

Mercedes-Benz S-class (W221) S 500

  • Most powerful
    388 hp
    289 kW
  • Lightest
    1,935 kg
    4,266 lb
  • Best power-to-weight
    201 hp/t
    150 kW/t
    5.0 kg/hp
  • Largest trunk
    560 L
  • Best overall score
    74/100
  • Best practicality score
    78/100

Specification comparison

Specification comparison
ModelMercedes-BenzS-class (W222)Facelift 2017S 400dMercedes-BenzS-class (W221)S 500
Power
340hp254kW
388hp289kW
Torque
700Nm516lb-ft
530Nm391lb-ft
Curb weight
1,985kg4,376lb
1,935kg4,266lb
Gross weight
2,760kg6,085lb
2,620kg5,776lb
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
54.5s99% target: 262 km/h / 163 mph
Calculated
53.2s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
5.2s
5.4s
0-200 km/h
16.0s
Calculated
16.1s
Calculated
0-60 mph
5.0s
Calculated
5.2s
Calculated
Fuel consumption
5.7L/100 km41.3mpg US49.6mpg UK
12.3L/100 km19.1mpg US23.0mpg UK
Fuel consumption city
6.9L/100 km34.1mpg US40.9mpg UK
18.2L/100 km12.9mpg US15.5mpg UK
Fuel consumption highway
5L/100 km47mpg US56.5mpg UK
9L/100 km26.1mpg US31.4mpg UK
Quarter mile
13.2s
Calculated
13.3s
Calculated
Power-to-weight
171hp/t128kW/t78hp/1000 lb
Calculated
201hp/t150kW/t91hp/1000 lb
Calculated
Torque-to-weight
353Nm/t236lb-ft/ton
Calculated
274Nm/t183lb-ft/ton
Calculated
Estimated range
1,228km763mi
Calculated
732km455mi
Calculated
Displacement
2,925cc178cu in
5,461cc333cu in
Length
5,141mm202in
5,079mm200in
Width
1,905mm75in
1,872mm74in
Height
1,498mm59in
1,473mm58in
Wheelbase
3,035mm119in
3,035mm119in
Front track
1,630mm64in
1,604mm63in
Rear track
1,643mm65in
1,606mm63in
Trunk volume
510L
560L
Doors
4
4
Seats
4
5
Fuel tank
70L
90L
CO2 emissions
150g/km
294g/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 (W222) Facelift 2017 S 400dMercedes-Benz S-class (W221) S 500PowerTorque
  • Mercedes-Benz S-class (W222) Facelift 2017 S 400d: Power / Torque
  • Mercedes-Benz S-class (W221) S 500: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzS-class (W222)Facelift 2017S 400d3,600-4,400 rpm1,200-3,200 rpm4,650 rpm
Mercedes-BenzS-class (W221)S 5006,000 rpm2,800-4,800 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzS-class (W222)Facelift 2017S 400dMercedes-BenzS-class (W221)S 500
Acceleration checkpoints
0-60 mph
0-97 km/h
5.0 s
5.2 s
0-100 km/h
0-62 mph
5.2 s
5.4 s
0-200 km/h
0-124 mph
16.0 s
16.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.4 s
2.5 s
330 ft
101 m
5.9 s
6.1 s
1/8 mile
201 m
8.8 s
8.9 s
1000 ft
305 m
11.2 s
11.3 s
1/4 mile
402 m
13.2 s
13.3 s
Trap speed
1/4 mile
402 m
182 km/h
113 mph
182 km/h
113 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W222)Facelift 2017S 400d
340 hp
254 kW
Mercedes-BenzS-class (W221)S 500
388 hp
289 kW

Mercedes-Benz S-class (W221) S 500 has 48 hp more than Mercedes-Benz S-class (W222) Facelift 2017 S 400d.

The biggest power difference is between Mercedes-Benz S-class (W222) Facelift 2017 S 400d and Mercedes-Benz S-class (W221) S 500: 48 hp (36 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W222)Facelift 2017S 400d
700 Nm
516 lb-ft
Mercedes-BenzS-class (W221)S 500
530 Nm
391 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W222)Facelift 2017S 400d
1,985 kg
4,376 lb
Mercedes-BenzS-class (W221)S 500
1,935 kg
4,266 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 (W222)Facelift 2017S 400d
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Mercedes-BenzS-class (W221)S 500
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

Although Mercedes-Benz S-class (W221) S 500 has more power, Mercedes-Benz S-class (W222) Facelift 2017 S 400d is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz S-class (W222) Facelift 2017 S 400d and Mercedes-Benz S-class (W221) S 500: 0.2 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 (W222)Facelift 2017S 400d
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
Mercedes-BenzS-class (W221)S 500
12.3 L/100 km
19.1 mpg US
23.0 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz S-class (W222) Facelift 2017 S 400d and Mercedes-Benz S-class (W221) S 500: 6.6 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 (W222)Facelift 2017S 400d
171 hp/t
128 kW/t
5.8 kg/hp
Mercedes-BenzS-class (W221)S 500
201 hp/t
150 kW/t
5.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzS-class (W222)Facelift 2017S 400d
1,228 km
763 mi
Mercedes-BenzS-class (W221)S 500
732 km
455 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzS-class (W222)Facelift 2017S 400d
340 hp
254 kW
5.2 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Mercedes-BenzS-class (W221)S 500
388 hp
289 kW
5.4 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 (W222)Facelift 2017S 400d
Power
340 hp
254 kW
0-100 km/h5.2 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
4 seats
Trunk
510 L
18.0 cu ft
Length
5,141 mm
202.4 in
Height
1,498 mm
59.0 in
Mercedes-BenzS-class (W221)S 500
Power
388 hp
289 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
560 L
19.8 cu ft
Length
5,079 mm
200.0 in
Height
1,473 mm
58.0 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 (W222)Facelift 2017S 400d
Power
340 hp
254 kW
0-100 km/h5.2 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
Mercedes-BenzS-class (W221)S 500
Power
388 hp
289 kW
0-100 km/h5.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
12.3 L/100 km
19.1 mpg US
23.0 mpg UK

Mercedes-Benz S-class (W222) Facelift 2017 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 (W222)Facelift 2017S 400d
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
5.2 s
Mercedes-BenzS-class (W221)S 500
12.3 L/100 km
19.1 mpg US
23.0 mpg UK
5.4 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 (W222)Facelift 2017S 400d
171 hp/t
128 kW/t
5.8 kg/hp
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
Mercedes-BenzS-class (W221)S 500
201 hp/t
150 kW/t
5.0 kg/hp
12.3 L/100 km
19.1 mpg US
23.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzS-class (W222)Facelift 2017S 400dMercedes-BenzS-class (W221)S 500
Power
340 hp
254 kW
388 hp
289 kW
Torque
700 Nm
516 lb-ft
530 Nm
391 lb-ft
Acceleration
5.2 s
5.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,985 kg
4,376 lb
1,935 kg
4,266 lb
Fuel consumption
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
12.3 L/100 km
19.1 mpg US
23.0 mpg UK
Practicality
Doors/seats
4 doors
4 seats
Trunk
510 L
18.0 cu ft
Length
5,141 mm
202.4 in
Height
1,498 mm
59.0 in
Doors/seats
4 doors
5 seats
Trunk
560 L
19.8 cu ft
Length
5,079 mm
200.0 in
Height
1,473 mm
58.0 in
Range score
1,228 km
763 mi
732 km
455 mi
CO2 score
150 g/km
294 g/km
Trunk score
510 L
18.0 cu ft
560 L
19.8 cu ft
Power-to-weight score
171 hp/t
128 kW/t
5.8 kg/hp
201 hp/t
150 kW/t
5.0 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 (W222) Facelift 2017 S 400dMercedes-Benz S-class (W221) S 500
Consumption5.7 L/100 km41.3 mpg US49.6 mpg UK12.3 L/100 km19.1 mpg US23 mpg UK
Cost / 100 km9.98 LC100 km21.53 LC100 km
Cost / 100 mi16.05 LC100 mi34.64 LC100 mi
Annual fuel used855 L226 US gal188 UK gal1,845 L487 US gal406 UK gal
Annual fuel cost1,496 LC/year3,229 LC/year

Head-to-head comparisons

Mercedes-Benz S-class (W222) Facelift 2017 S 400d

  • Has 170 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Uses 6.6 L/100 km less fuel
  • Has 496 km (308 mi) more estimated range
  • Emits 144 g/km less CO2

Pros

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

Cons

  • Lowest power
  • Heaviest
  • Smallest trunk

Mercedes-Benz S-class (W221) S 500

  • Has 48 hp more
  • Is 50 kg lighter
  • Has 29 hp/t better power-to-weight
  • Has 50 L more trunk volume

Pros

  • Most powerful
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Highest CO2 emissions

Choose cars to compare

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Model
Generation
Engine or modification
Mercedes-Benz S-class (W222) S 400d
Mercedes-Benz S-class (W221) S 500
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Mercedes-Benz S-class (W222) · Facelift 2017 S 400d vs Mercedes-Benz S-class (W221) S 500 - car comparison - FastVsFaster