Car comparison

Mercedes-Benz S-class (W221) · Facelift 2009 S 500 BlueEFFICIENCYvsMercedes-Benz S-class (W222) S 400 V6

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

New comparison

Mercedes-Benz S-class (W221) · Facelift 2009

S 500 BlueEFFICIENCY

435 hp4663 ccGasolineAWDAutomaticTwin-turboSedan2011-2013
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 (W221) Facelift 2009 S 500 BlueEFFICIENCY

  • Quickest 0-100 km/h
    5.0 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    435 hp
    324 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Best power-to-weight
    218 hp/t
    162 kW/t
    4.6 kg/hp
  • Best estimated range
    847 km
    526 mi
  • Largest trunk
    560 L
  • Best overall score
    79/100
  • Best performance score
    79/100
  • Best practicality score
    78/100

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

  • Lightest
    1,920 kg
    4,233 lb
  • 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 economy score
    83/100

Specification comparison

Specification comparison
ModelMercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCYMercedes-BenzS-class (W222)S 400 V6
Power
435hp324kW
333hp248kW
Torque
700Nm516lb-ft
480Nm354lb-ft
Curb weight
2,000kg4,409lb
1,920kg4,233lb
Gross weight
2,685kg5,919lb
2,665kg5,875lb
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
48.3s99% target: 262 km/h / 163 mph
Calculated
63.0s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
5.0s
6.1s
0-200 km/h
14.8s
Calculated
18.6s
Calculated
0-60 mph
4.8s
Calculated
5.8s
Calculated
Fuel consumption
9.8L/100 km24mpg US28.8mpg UK
8.9L/100 km26.4mpg US31.7mpg UK
Fuel consumption city
13.8L/100 km17mpg US20.5mpg UK
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption highway
7.6L/100 km30.9mpg US37.2mpg UK
7.2L/100 km32.7mpg US39.2mpg UK
Quarter mile
12.9s
Calculated
14.0s
Calculated
Power-to-weight
218hp/t162kW/t99hp/1000 lb
Calculated
173hp/t129kW/t79hp/1000 lb
Calculated
Torque-to-weight
350Nm/t234lb-ft/ton
Calculated
250Nm/t167lb-ft/ton
Calculated
Estimated range
847km526mi
Calculated
787km489mi
Calculated
Displacement
4,663cc285cu in
2,996cc183cu in
Length
5,096mm201in
5,116mm201in
Width
1,871mm74in
1,899mm75in
Height
1,479mm58in
1,496mm59in
Wheelbase
3,035mm119in
3,035mm119in
Front track
1,600mm63in
1,624mm64in
Rear track
1,606mm63in
1,637mm64in
Trunk volume
560L
530L
Doors
4
4
Seats
5
4
Fuel tank
83L
70L
CO2 emissions
229g/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 (W221) Facelift 2009 S 500 BlueEFFICIENCYMercedes-Benz S-class (W222) S 400 V6PowerTorque
  • Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY: Power / Torque
  • Mercedes-Benz S-class (W222) S 400 V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCY5,250 rpm1,800-3,500 rpm5,500 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
MetricMercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCYMercedes-BenzS-class (W222)S 400 V6
Acceleration checkpoints
0-60 mph
0-97 km/h
4.8 s
5.8 s
0-100 km/h
0-62 mph
5.0 s
6.1 s
0-200 km/h
0-124 mph
14.8 s
18.6 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
Limited
Drag race simulation
60 ft
18 m
2.4 s
2.6 s
330 ft
101 m
5.9 s
6.4 s
1/8 mile
201 m
8.6 s
9.4 s
1000 ft
305 m
11.0 s
11.9 s
1/4 mile
402 m
12.9 s
14.0 s
Trap speed
1/4 mile
402 m
187 km/h
116 mph
174 km/h
108 mph

Power comparison

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

Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY has 102 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 Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY: 102 hp (76 kW).

Torque comparison

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

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / 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 (W221)Facelift 2009S 500 BlueEFFICIENCY
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 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

The biggest 0-100 km/h difference is between Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY and Mercedes-Benz S-class (W222) S 400 V6: 1.1 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 (W221)Facelift 2009S 500 BlueEFFICIENCY
9.8 L/100 km
24.0 mpg US
28.8 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 Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY: 0.9 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 (W221)Facelift 2009S 500 BlueEFFICIENCY
217 hp/t
162 kW/t
4.6 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

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCY
435 hp
324 kW
5.0 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 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
Mercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCY
Power
435 hp
324 kW
0-100 km/h5.0 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
5,096 mm
200.6 in
Height
1,479 mm
58.2 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
Mercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCY
Power
435 hp
324 kW
0-100 km/h5.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
9.8 L/100 km
24.0 mpg US
28.8 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 (W221) Facelift 2009 S 500 BlueEFFICIENCY 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 (W221)Facelift 2009S 500 BlueEFFICIENCY
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
5.0 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
Mercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCY
218 hp/t
162 kW/t
4.6 kg/hp
9.8 L/100 km
24.0 mpg US
28.8 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
VehicleMercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCYMercedes-BenzS-class (W222)S 400 V6
Power
435 hp
324 kW
333 hp
248 kW
Torque
700 Nm
516 lb-ft
480 Nm
354 lb-ft
Acceleration
5.0 s
6.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
2,000 kg
4,409 lb
1,920 kg
4,233 lb
Fuel consumption
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
560 L
19.8 cu ft
Length
5,096 mm
200.6 in
Height
1,479 mm
58.2 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
847 km
526 mi
787 km
489 mi
CO2 score
229 g/km
-
Trunk score
560 L
19.8 cu ft
530 L
18.7 cu ft
Power-to-weight score
218 hp/t
162 kW/t
4.6 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
VehicleMercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCYMercedes-Benz S-class (W222) S 400 V6
Consumption9.8 L/100 km24 mpg US28.8 mpg UK8.9 L/100 km26.4 mpg US31.7 mpg UK
Cost / 100 km17.15 LC100 km15.58 LC100 km
Cost / 100 mi27.60 LC100 mi25.07 LC100 mi
Annual fuel used1,470 L388 US gal323 UK gal1,335 L353 US gal294 UK gal
Annual fuel cost2,573 LC/year2,336 LC/year

Head-to-head comparisons

Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY

  • Has 102 hp more
  • Has 220 Nm more
  • Is 1.1 s quicker from 0-100 km/h
  • Has 44 hp/t better power-to-weight
  • Has 60 km (38 mi) more estimated range
  • Has 30 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest

Choose cars to compare

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Model
Generation
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Mercedes-Benz S-class (W221) S 500 BlueEFFICIENCY
Mercedes-Benz S-class (W222) S 400 V6
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Mercedes-Benz S-class (W221) · Facelift 2009 S 500 BlueEFFICIENCY vs Mercedes-Benz S-class (W222) S 400 V6 - car comparison - FastVsFaster