Car comparison

Mercedes-Benz S-class (W221) · Facelift 2009 S 500 BlueEFFICIENCYvsMercedes-Benz S-class (W223) S 450

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 (W223)

S 450

367 hp2999 ccGasolineAWDAutomaticTurbochargedSedan2020-2023

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 (W223) S 450

  • Lightest
    1,920 kg
    4,233 lb
  • Lowest combined fuel consumption
    8.3 L/100 km
    28.3 mpg US
    34.0 mpg UK
  • Lowest city consumption
    11.3 L/100 km
    20.8 mpg US
    25.0 mpg UK
  • Lowest highway consumption
    6.6 L/100 km
    35.6 mpg US
    42.8 mpg UK
  • Best economy score
    85/100

Specification comparison

Specification comparison
ModelMercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCYMercedes-BenzS-class (W223)S 450
Power
435hp324kW
367hp274kW
Torque
700Nm516lb-ft
500Nm369lb-ft
Curb weight
2,000kg4,409lb
1,920kg4,233lb
Gross weight
2,685kg5,919lb
2,795kg6,162lb
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
49.6s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
5.0s
5.1s
0-200 km/h
14.8s
Calculated
15.1s
Calculated
0-60 mph
4.8s
Calculated
4.9s
Calculated
Fuel consumption
9.8L/100 km24mpg US28.8mpg UK
8.3L/100 km28.3mpg US34.0mpg UK
Fuel consumption city
13.8L/100 km17mpg US20.5mpg UK
11.3L/100 km20.8mpg US25.0mpg UK
Fuel consumption highway
7.6L/100 km30.9mpg US37.2mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Quarter mile
12.9s
Calculated
13.0s
Calculated
Power-to-weight
218hp/t162kW/t99hp/1000 lb
Calculated
191hp/t143kW/t87hp/1000 lb
Calculated
Torque-to-weight
350Nm/t234lb-ft/ton
Calculated
260Nm/t174lb-ft/ton
Calculated
Estimated range
847km526mi
Calculated
783km487mi
Calculated
Displacement
4,663cc285cu in
2,999cc183cu in
Length
5,096mm201in
5,179mm204in
Width
1,871mm74in
1,954mm77in
Height
1,479mm58in
1,503mm59in
Wheelbase
3,035mm119in
3,106mm122in
Front track
1,600mm63in
1,660mm65in
Rear track
1,606mm63in
1,688mm66in
Ground clearance-
130mm5in
Trunk volume
560L
550L
Doors
4
4
Seats
5
5
Fuel tank
83L
65L
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 (W223) S 450PowerTorque
  • Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY: Power / Torque
  • Mercedes-Benz S-class (W223) S 450: 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 (W223)S 4505,500-6,100 rpm1,600-4,500 rpm6,350 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 (W223)S 450
Acceleration checkpoints
0-60 mph
0-97 km/h
4.8 s
4.9 s
0-100 km/h
0-62 mph
5.0 s
5.1 s
0-200 km/h
0-124 mph
14.8 s
15.1 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
Limited
Drag race simulation
60 ft
18 m
2.4 s
2.4 s
330 ft
101 m
5.9 s
5.9 s
1/8 mile
201 m
8.6 s
8.7 s
1000 ft
305 m
11.0 s
11.1 s
1/4 mile
402 m
12.9 s
13.0 s
Trap speed
1/4 mile
402 m
187 km/h
116 mph
186 km/h
116 mph

Power comparison

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

Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY has 68 hp more than Mercedes-Benz S-class (W223) S 450.

The biggest power difference is between Mercedes-Benz S-class (W223) S 450 and Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY: 68 hp (51 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 (W223)S 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

The biggest 0-100 km/h difference is between Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY and Mercedes-Benz S-class (W223) 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 (W221)Facelift 2009S 500 BlueEFFICIENCY
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
Mercedes-BenzS-class (W223)S 450
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz S-class (W223) S 450 and Mercedes-Benz S-class (W221) Facelift 2009 S 500 BlueEFFICIENCY: 1.5 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
Mercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCY
217 hp/t
162 kW/t
4.6 kg/hp
Mercedes-BenzS-class (W223)S 450
191 hp/t
143 kW/t
5.2 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 (W223)S 450
367 hp
274 kW
5.1 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 (W223)S 450
Power
367 hp
274 kW
0-100 km/h5.1 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

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 (W223)S 450
Power
367 hp
274 kW
0-100 km/h5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.3 L/100 km
28.3 mpg US
34.0 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 (W223)S 450
8.3 L/100 km
28.3 mpg US
34.0 mpg UK
5.1 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 (W223)S 450
191 hp/t
143 kW/t
5.2 kg/hp
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzS-class (W221)Facelift 2009S 500 BlueEFFICIENCYMercedes-BenzS-class (W223)S 450
Power
435 hp
324 kW
367 hp
274 kW
Torque
700 Nm
516 lb-ft
500 Nm
369 lb-ft
Acceleration
5.0 s
5.1 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
8.3 L/100 km
28.3 mpg US
34.0 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
5 seats
Trunk
550 L
19.4 cu ft
Length
5,179 mm
203.9 in
Height
1,503 mm
59.2 in
Range score
847 km
526 mi
783 km
487 mi
CO2 score
229 g/km
-
Trunk score
560 L
19.8 cu ft
550 L
19.4 cu ft
Power-to-weight score
218 hp/t
162 kW/t
4.6 kg/hp
191 hp/t
143 kW/t
5.2 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 (W223) S 450
Consumption9.8 L/100 km24 mpg US28.8 mpg UK8.3 L/100 km28.3 mpg US34 mpg UK
Cost / 100 km17.15 LC100 km14.53 LC100 km
Cost / 100 mi27.60 LC100 mi23.38 LC100 mi
Annual fuel used1,470 L388 US gal323 UK gal1,245 L329 US gal274 UK gal
Annual fuel cost2,573 LC/year2,179 LC/year

Head-to-head comparisons

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

  • Has 68 hp more
  • Has 200 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Has 26 hp/t better power-to-weight
  • Has 64 km (40 mi) more estimated range
  • Has 10 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

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Mercedes-Benz S-class (W221) S 500 BlueEFFICIENCY
Mercedes-Benz S-class (W223) S 450
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Mercedes-Benz S-class (W221) · Facelift 2009 S 500 BlueEFFICIENCY vs Mercedes-Benz S-class (W223) S 450 - car comparison - FastVsFaster