Car comparison

Jaguar XJ (X350) 4.2 V8 32V L SupervsMercedes-Benz S-class (W221) S 500

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

New comparison

Jaguar XJ (X350)

4.2 V8 32V L Super

400 hp4196 ccGasolineRWDAutomaticSuperchargedSedan2004-2006
VS

Mercedes-Benz S-class (W221)

S 500

388 hp5461 ccGasolineRWDAutomaticNaturally aspiratedSedan2005-2009

Comparison overview

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

Best choices

Jaguar XJ (X350) 4.2 V8 32V L Super

  • Quickest 0-100 km/h
    5.3 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    400 hp
    298 kW
  • Highest torque
    541 Nm
    399 lb-ft
  • Lightest
    1,690 kg
    3,726 lb
  • Best power-to-weight
    237 hp/t
    176 kW/t
    4.2 kg/hp
  • Best performance score
    74/100

Mercedes-Benz S-class (W221) S 500

  • Lowest city consumption
    17.6 L/100 km
    13.4 mpg US
    16.1 mpg UK
  • Lowest highway consumption
    8.7 L/100 km
    27.0 mpg US
    32.5 mpg UK
  • Largest trunk
    560 L
  • Best overall score
    75/100
  • Best economy score
    75/100
  • Best practicality score
    78/100

Specification comparison

Specification comparison
ModelJaguarXJ (X350)4.2 V8 32V L SuperMercedes-BenzS-class (W221)S 500
Power
400hp298kW
388hp289kW
Torque
541Nm399lb-ft
530Nm391lb-ft
Curb weight
1,690kg3,726lb
1,865kg4,112lb
Gross weight
2,275kg5,016lb
2,545kg5,611lb
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
52.1s99% target: 262 km/h / 163 mph
Calculated
52.3s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
5.3s
5.4s
0-200 km/h
15.8s
Calculated
16.0s
Calculated
0-60 mph
5.1s
Calculated
5.2s
Calculated
Fuel consumption-
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption city
18.6L/100 km12.6mpg US15.2mpg UK
17.6L/100 km13.4mpg US16.1mpg UK
Fuel consumption highway
9L/100 km26.1mpg US31.4mpg UK
8.7L/100 km27mpg US32.5mpg UK
Quarter mile
13.2s
Calculated
13.3s
Calculated
Power-to-weight
237hp/t176kW/t107hp/1000 lb
Calculated
208hp/t155kW/t94hp/1000 lb
Calculated
Torque-to-weight
320Nm/t214lb-ft/ton
Calculated
284Nm/t190lb-ft/ton
Calculated
Estimated range-
756km470mi
Calculated
Displacement
4,196cc256cu in
5,461cc333cu in
Length
5,215mm205in
5,079mm200in
Width
1,860mm73in
1,872mm74in
Height
1,448mm57in
1,473mm58in
Wheelbase
3,159mm124in
3,035mm119in
Front track
1,556mm61in
1,604mm63in
Rear track
1,546mm61in
1,606mm63in
Trunk volume
470L
560L
Doors
4
4
Seats
5
5
Fuel tank
85L
90L
CO2 emissions-
283g/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.

Jaguar XJ (X350) 4.2 V8 32V L SuperMercedes-Benz S-class (W221) S 500PowerTorque
  • Jaguar XJ (X350) 4.2 V8 32V L Super: Power / Torque
  • Mercedes-Benz S-class (W221) S 500: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
JaguarXJ (X350)4.2 V8 32V L Super6,100 rpm3,500 rpm6,350 rpm
Mercedes-BenzS-class (W221)S 5006,000 rpm2,800 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricJaguarXJ (X350)4.2 V8 32V L SuperMercedes-BenzS-class (W221)S 500
Acceleration checkpoints
0-60 mph
0-97 km/h
5.1 s
5.2 s
0-100 km/h
0-62 mph
5.3 s
5.4 s
0-200 km/h
0-124 mph
15.8 s
16.0 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
6.0 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
183 km/h
114 mph
183 km/h
114 mph

Power comparison

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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super
400 hp
298 kW
Mercedes-BenzS-class (W221)S 500
388 hp
289 kW

Jaguar XJ (X350) 4.2 V8 32V L Super has 12 hp more than Mercedes-Benz S-class (W221) S 500.

The biggest power difference is between Mercedes-Benz S-class (W221) S 500 and Jaguar XJ (X350) 4.2 V8 32V L Super: 12 hp (9 kW).

Torque comparison

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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super
541 Nm
399 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
JaguarXJ (X350)4.2 V8 32V L Super
1,690 kg
3,726 lb
Mercedes-BenzS-class (W221)S 500
1,865 kg
4,112 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super
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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super5.3 s
Mercedes-BenzS-class (W221)S 5005.4 s

The biggest 0-100 km/h difference is between Jaguar XJ (X350) 4.2 V8 32V L Super and Mercedes-Benz S-class (W221) S 500: 0.1 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super
237 hp/t
176 kW/t
4.2 kg/hp
Mercedes-BenzS-class (W221)S 500
208 hp/t
155 kW/t
4.8 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
JaguarXJ (X350)4.2 V8 32V L Super
400 hp
298 kW
5.3 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
JaguarXJ (X350)4.2 V8 32V L Super
Power
400 hp
298 kW
0-100 km/h5.3 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
470 L
16.6 cu ft
Length
5,215 mm
205.3 in
Height
1,448 mm
57.0 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

Detailed score breakdown

Detailed score breakdown
VehicleJaguarXJ (X350)4.2 V8 32V L SuperMercedes-BenzS-class (W221)S 500
Power
400 hp
298 kW
388 hp
289 kW
Torque
541 Nm
399 lb-ft
530 Nm
391 lb-ft
Acceleration
5.3 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
1,690 kg
3,726 lb
1,865 kg
4,112 lb
Fuel consumption
-
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
470 L
16.6 cu ft
Length
5,215 mm
205.3 in
Height
1,448 mm
57.0 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
-
756 km
470 mi
CO2 score
-
283 g/km
Trunk score
470 L
16.6 cu ft
560 L
19.8 cu ft
Power-to-weight score
237 hp/t
176 kW/t
4.2 kg/hp
208 hp/t
155 kW/t
4.8 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) S 500
Consumption11.9 L/100 km19.8 mpg US23.7 mpg UK
Cost / 100 km20.83 LC100 km
Cost / 100 mi33.51 LC100 mi
Annual fuel used1,785 L472 US gal393 UK gal
Annual fuel cost3,124 LC/year

Head-to-head comparisons

Jaguar XJ (X350) 4.2 V8 32V L Super

  • Has 12 hp more
  • Has 11 Nm more
  • Is 175 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 29 hp/t better power-to-weight

Pros

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

Cons

  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Jaguar XJ (X350) 4.2 V8 32V L Super
Mercedes-Benz S-class (W221) S 500
Compare selected cars
2 vehicles selected

Popular comparisons

4.2 V8 32V L Super
R 4.2 V8
VS
JaguarXJ (X350)4.2 V8 32V L SupervsJaguarXJ (X358)R 4.2 V8
S 500
S 500 V8
VS
Mercedes-BenzS-class (W221)S 500vsMercedes-BenzS-class (W221)Facelift 2009S 500 V8
4.2 V8 32V L Super
5.0 V8
VS
JaguarXJ (X350)4.2 V8 32V L SupervsJaguarXJ (X351)5.0 V8
S 500
AMG S 55
VS
Mercedes-BenzS-class (W221)S 500vsMercedes-BenzS-class (W220)AMG S 55
4.2 V8 32V L Super
R 4.0 V8 32V
VS
JaguarXJ (X350)4.2 V8 32V L SupervsJaguarXJ (X308)R 4.0 V8 32V
S 500
AMG S 55 V8
VS
Mercedes-BenzS-class (W221)S 500vsMercedes-BenzS-class (W220)Facelift 2002AMG S 55 V8
4.2 V8 32V L Super
4.2 V8
VS
JaguarXJ (X350)4.2 V8 32V L SupervsJaguarXJ Sovereign (X358)4.2 V8
S 500
S 500
VS
Mercedes-BenzS-class (W221)S 500vsMercedes-BenzS-class (W222)S 500
4.2 V8 32V L Super
5.0 V8
VS
JaguarXJ (X350)4.2 V8 32V L SupervsJaguarXJ (X351)Facelift 20155.0 V8
S 500
S 600 V12
VS
Mercedes-BenzS-class (W221)S 500vsMercedes-BenzS-class (W140)Facelift 1994S 600 V12
4.2 V8 32V L Super
R 4.0 24V Sport
VS
JaguarXJ (X350)4.2 V8 32V L SupervsJaguarXJ (X300)R 4.0 24V Sport
S 500
S 500 V8
VS
Mercedes-BenzS-class (W221)S 500vsMercedes-BenzMaybach S-class (X222)S 500 V8
Jaguar XJ (X350) 4.2 V8 32V L Super vs Mercedes-Benz S-class (W221) S 500 - car comparison - FastVsFaster