Mercedes-Benz S-class Coupe (C140)
Car comparison
Mercedes-Benz S-class Coupe (C140) 600 SEC V12vsJaguar XJS Coupe 6.0
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonJaguar XJS Coupe
6.0
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
Mercedes-Benz S-class Coupe (C140) 600 SEC V12
- Quickest 0-100 km/h6.6 s
- Fastest top speed265 km/h165 mph Unrestricted250 km/h155 mph Restricted
- Most powerful394 hp294 kW
- Highest torque570 Nm420 lb-ft
- Best power-to-weight176 hp/t131 kW/t5.7 kg/hp
- Lowest city consumption20.7 L/100 km11.4 mpg US13.6 mpg UK
- Largest trunk505 L
- Best overall score64/100
- Best performance score68/100
- Best practicality score56/100
Jaguar XJS Coupe 6.0
- Lightest1,825 kg4,023 lb
- Lowest highway consumption10.6 L/100 km22.2 mpg US26.6 mpg UK
- Best economy score72/100
Specification comparison
| Model | Mercedes-BenzS-class Coupe (C140)600 SEC V12 | JaguarXJS Coupe6.0 |
|---|---|---|
| Power | 394hp294kW | 318hp237kW |
| Torque | 570Nm420lb-ft | 463Nm341lb-ft |
| Curb weight | 2,240kg4,938lb | 1,825kg4,023lb |
| Gross weight | 2,720kg5,997lb | 2,175kg4,795lb |
| Top speed | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated | 245 km/h 152 mph |
| To 99% top speed | 102.0s99% target: 262 km/h / 163 mph Calculated | 94.8s99% target: 243 km/h / 151 mph Calculated |
| 0-100 km/h | 6.6s | 7.4s |
| 0-200 km/h | 24.4s Calculated | 29.3s Calculated |
| 0-60 mph | 6.3s Calculated | 7.0s Calculated |
| Fuel consumption | - | 13L/100 km18.1mpg US21.7mpg UK |
| Fuel consumption city | 20.7L/100 km11.4mpg US13.6mpg UK | 21.9L/100 km10.7mpg US12.9mpg UK |
| Fuel consumption highway | 13.7L/100 km17.2mpg US20.6mpg UK | 10.6L/100 km22.2mpg US26.6mpg UK |
| Quarter mile | 14.6s Calculated | 15.3s Calculated |
| Power-to-weight | 176hp/t131kW/t80hp/1000 lb Calculated | 174hp/t130kW/t79hp/1000 lb Calculated |
| Torque-to-weight | 254Nm/t170lb-ft/ton Calculated | 254Nm/t170lb-ft/ton Calculated |
| Estimated range | - | 685km425mi Calculated |
| Displacement | 5,987cc365cu in | 5,994cc366cu in |
| Length | 5,065mm199in | 4,820mm190in |
| Width | 1,912mm75in | 1,793mm71in |
| Height | 1,455mm57in | 1,279mm50in |
| Wheelbase | 2,945mm116in | 2,588mm102in |
| Front track | 1,603mm63in | 1,489mm59in |
| Rear track | 1,576mm62in | 1,504mm59in |
| Trunk volume | 505L | 407L |
| Doors | 2 | 2 |
| Seats | 4 | 4 |
| Fuel tank | 100L | 89L |
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 Coupe (C140) 600 SEC V12: Power / Torque
- Jaguar XJS Coupe 6.0: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| Mercedes-BenzS-class Coupe (C140)600 SEC V12 | 5,200 rpm | 3,800 rpm | 5,450 rpm |
| JaguarXJS Coupe6.0 | 5,400 rpm | 3,750 rpm | 5,650 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | Mercedes-BenzS-class Coupe (C140)600 SEC V12 | JaguarXJS Coupe6.0 |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 6.3 s | 7.0 s |
0-100 km/h 0-62 mph | 6.6 s | 7.4 s |
0-200 km/h 0-124 mph | 24.4 s | 29.3 s |
| Top speed | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Limited | 245 km/h 152 mph |
| Drag race simulation | ||
60 ft 18 m | 2.4 s | 2.5 s |
330 ft 101 m | 6.4 s | 6.7 s |
1/8 mile 201 m | 9.6 s | 10.0 s |
1000 ft 305 m | 12.3 s | 12.9 s |
1/4 mile 402 m | 14.6 s | 15.3 s |
Trap speed 1/4 mile 402 m | 159 km/h 99 mph | 152 km/h 95 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| Mercedes-BenzS-class Coupe (C140)600 SEC V12 | 394 hp 294 kW |
| JaguarXJS Coupe6.0 | 318 hp 237 kW |
Mercedes-Benz S-class Coupe (C140) 600 SEC V12 has 76 hp more than Jaguar XJS Coupe 6.0.
The biggest power difference is between Jaguar XJS Coupe 6.0 and Mercedes-Benz S-class Coupe (C140) 600 SEC V12: 76 hp (57 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| Mercedes-BenzS-class Coupe (C140)600 SEC V12 | 570 Nm 420 lb-ft |
| JaguarXJS Coupe6.0 | 463 Nm 341 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| Mercedes-BenzS-class Coupe (C140)600 SEC V12 | 2,240 kg 4,938 lb |
| JaguarXJS Coupe6.0 | 1,825 kg 4,023 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| Mercedes-BenzS-class Coupe (C140)600 SEC V12 | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph |
| JaguarXJS Coupe6.0 | 245 km/h 152 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| Mercedes-BenzS-class Coupe (C140)600 SEC V12 | 6.6 s |
| JaguarXJS Coupe6.0 | 7.4 s |
The biggest 0-100 km/h difference is between Mercedes-Benz S-class Coupe (C140) 600 SEC V12 and Jaguar XJS Coupe 6.0: 0.8 s.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| Mercedes-BenzS-class Coupe (C140)600 SEC V12 | 176 hp/t 131 kW/t 5.7 kg/hp |
| JaguarXJS Coupe6.0 | 174 hp/t 130 kW/t 5.7 kg/hp |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| Mercedes-BenzS-class Coupe (C140)600 SEC V12 | 394 hp 294 kW | 6.6 s | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph |
| JaguarXJS Coupe6.0 | 318 hp 237 kW | 7.4 s | 245 km/h 152 mph |
Most attractive quadrant
Scatter chart with performance score on the X axis and practicality score on the Y axis.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mercedes-BenzS-class Coupe (C140)600 SEC V12 |
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| JaguarXJS Coupe6.0 |
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Detailed score breakdown
| Vehicle | Mercedes-BenzS-class Coupe (C140)600 SEC V12 | JaguarXJS Coupe6.0 | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 394 hp 294 kW | 318 hp 237 kW | ||||||||||||||||
| Torque | 570 Nm 420 lb-ft | 463 Nm 341 lb-ft | ||||||||||||||||
| Acceleration | 6.6 s | 7.4 s | ||||||||||||||||
| Top speed | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph | 245 km/h 152 mph | ||||||||||||||||
| Lightness | 2,240 kg 4,938 lb | 1,825 kg 4,023 lb | ||||||||||||||||
| Fuel consumption | - | 13.0 L/100 km 18.1 mpg US 21.7 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | - | 685 km 425 mi | ||||||||||||||||
| Trunk score | 505 L 17.8 cu ft | 407 L 14.4 cu ft | ||||||||||||||||
| Power-to-weight score | 176 hp/t 131 kW/t 5.7 kg/hp | 174 hp/t 130 kW/t 5.7 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
| Vehicle | Jaguar XJS Coupe 6.0 |
|---|---|
| Consumption | 13 L/100 km18.1 mpg US21.7 mpg UK |
| Cost / 100 km | 22.75 LC100 km |
| Cost / 100 mi | 36.61 LC100 mi |
| Annual fuel used | 1,950 L515 US gal429 UK gal |
| Annual fuel cost | 3,413 LC/year |
Head-to-head comparisons
Mercedes-Benz S-class Coupe (C140) 600 SEC V12
- Has 76 hp more
- Has 107 Nm more
- Is 0.8 s quicker from 0-100 km/h
- Has 20 km/h (12 mph) higher top speed
- Has 2 hp/t better power-to-weight
- Has 98 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
- Largest trunk
Cons
- Heaviest
Jaguar XJS Coupe 6.0
- Is 415 kg lighter
Pros
- Lightest
Cons
- Slowest 0-100 km/h
- Lowest power
- Lowest top speed
- Smallest trunk
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