Car comparison

Mercedes-Benz S-class Coupe (C217) · Facelift 2017 AMG S 63vsDavid Brown Speedback Silverstone Edition 5.0 V8

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

New comparison

Mercedes-Benz S-class Coupe (C217) · Facelift 2017

AMG S 63

612 hp3982 ccGasolineAWDAutomaticTwin-turboCoupe2017-2020

David Brown Speedback Silverstone Edition

5.0 V8

601 hp5000 ccGasolineRWDAutomaticTwin-turboCoupe2018-present

Comparison overview

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

Mercedes-Benz S-class Coupe (C217) Facelift 2017 AMG S 63

Quickest 0-100 km/h
3.5 s
Fastest top speed
265 km/h
165 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
612 hp
456 kW
Highest torque
900 Nm
664 lb-ft
Lowest combined fuel consumption
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
Lowest city consumption
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
Lowest highway consumption
7.7 L/100 km
30.5 mpg US
36.7 mpg UK
Lowest CO2 emissions
211 g/km
Best estimated range
860 km
535 mi
Largest trunk
400 L
Best overall score
76/100
Best performance score
87/100
Best economy score
82/100
Best practicality score
52/100

David Brown Speedback Silverstone Edition 5.0 V8

Lightest
1,920 kg
4,233 lb
Best power-to-weight
313 hp/t
233 kW/t
3.2 kg/hp

Specification comparison

Specification comparison
Model	Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	David BrownSpeedback Silverstone Edition5.0 V8
Power	612hp456kW	601hp448kW
Torque	900Nm664lb-ft	766Nm565lb-ft
Curb weight	2,005kg4,420lb	1,920kg4,233lb
Gross weight	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	43.1s99% target: 262 km/h / 163 mph Calculated	52.1s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	3.5s	4.3s
0-200 km/h	11.6s Calculated	14.2s Calculated
0-60 mph	3.3s Calculated	4.1s Calculated
Fuel consumption	9.3L/100 km25.3mpg US30.4mpg UK	12.3L/100 km19.1mpg US23.0mpg UK
Fuel consumption city	12L/100 km19.6mpg US23.5mpg UK	18.9L/100 km12.4mpg US14.9mpg UK
Fuel consumption highway	7.7L/100 km30.5mpg US36.7mpg UK	8.6L/100 km27.4mpg US32.8mpg UK
Quarter mile	11.4s Calculated	12.3s Calculated
Power-to-weight	305hp/t228kW/t138hp/1000 lb Calculated	313hp/t233kW/t142hp/1000 lb Calculated
Torque-to-weight	449Nm/t300lb-ft/ton Calculated	399Nm/t267lb-ft/ton Calculated
Estimated range	860km535mi Calculated	574km357mi Calculated
Displacement	3,982cc243cu in	5,000cc305cu in
Length	5,051mm199in	4,760mm187in
Width	-	1,860mm73in
Height	1,422mm56in	1,350mm53in
Wheelbase	2,945mm116in	2,750mm108in
Front track	1,660mm65in	-
Rear track	1,645mm65in	-
Trunk volume	400L	243L
Max trunk volume	-	502L
Doors	2	2
Seats	4	2
Fuel tank	80L	71L
CO2 emissions	211g/km	292g/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 Coupe (C217) Facelift 2017 AMG S 63David Brown Speedback Silverstone Edition 5.0 V8PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	5,500-6,000 rpm	2,750-4,500 rpm	6,250 rpm
David BrownSpeedback Silverstone Edition5.0 V8	6,000-6,500 rpm	4,030 rpm	6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	David BrownSpeedback Silverstone Edition5.0 V8
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.3 s	4.1 s
0-100 km/h 0-62 mph	3.5 s	4.3 s
0-200 km/h 0-124 mph	11.6 s	14.2 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	1.9 s	2.1 s
330 ft 101 m	5.0 s	5.4 s
1/8 mile 201 m	7.4 s	8.1 s
1000 ft 305 m	9.6 s	10.4 s
1/4 mile 402 m	11.4 s	12.3 s
Trap speed 1/4 mile 402 m	199 km/h 123 mph	188 km/h 117 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	612 hp 456 kW
David BrownSpeedback Silverstone Edition5.0 V8	601 hp 448 kW

Mercedes-Benz S-class Coupe (C217) Facelift 2017 AMG S 63 has 11 hp more than David Brown Speedback Silverstone Edition 5.0 V8.

The biggest power difference is between David Brown Speedback Silverstone Edition 5.0 V8 and Mercedes-Benz S-class Coupe (C217) Facelift 2017 AMG S 63: 11 hp (8 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	900 Nm 664 lb-ft
David BrownSpeedback Silverstone Edition5.0 V8	766 Nm 565 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	2,005 kg 4,420 lb
David BrownSpeedback Silverstone Edition5.0 V8	1,920 kg 4,233 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
David BrownSpeedback Silverstone Edition5.0 V8	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
Vehicle	Value
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	3.5 s
David BrownSpeedback Silverstone Edition5.0 V8	4.3 s

The biggest 0-100 km/h difference is between Mercedes-Benz S-class Coupe (C217) Facelift 2017 AMG S 63 and David Brown Speedback Silverstone Edition 5.0 V8: 0.8 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
Vehicle	Value
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	9.3 L/100 km 25.3 mpg US 30.4 mpg UK
David BrownSpeedback Silverstone Edition5.0 V8	12.3 L/100 km 19.1 mpg US 23.0 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz S-class Coupe (C217) Facelift 2017 AMG S 63 and David Brown Speedback Silverstone Edition 5.0 V8: 3.0 L/100 km.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	305 hp/t 228 kW/t 3.3 kg/hp
David BrownSpeedback Silverstone Edition5.0 V8	313 hp/t 233 kW/t 3.2 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	860 km 535 mi
David BrownSpeedback Silverstone Edition5.0 V8	574 km 357 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	612 hp 456 kW	3.5 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
David BrownSpeedback Silverstone Edition5.0 V8	601 hp 448 kW	4.3 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.

Vehicle

Performance score

Practicality score

Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63

Power	612 hp 456 kW
0-100 km/h	3.5 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 4 seats
Trunk	400 L 14.1 cu ft
Length	5,051 mm 198.9 in
Height	1,422 mm 56.0 in

David BrownSpeedback Silverstone Edition5.0 V8

Power	601 hp 448 kW
0-100 km/h	4.3 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 2 seats
Trunk	243 L 8.6 cu ft
Length	4,760 mm 187.4 in
Height	1,350 mm 53.1 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Vehicle

Performance score

Fuel economy score

Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63

Power	612 hp 456 kW
0-100 km/h	3.5 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

9.3 L/100 km

25.3 mpg US

30.4 mpg UK

David BrownSpeedback Silverstone Edition5.0 V8

Power	601 hp 448 kW
0-100 km/h	4.3 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 Coupe (C217) Facelift 2017 AMG S 63 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	9.3 L/100 km 25.3 mpg US 30.4 mpg UK	3.5 s
David BrownSpeedback Silverstone Edition5.0 V8	12.3 L/100 km 19.1 mpg US 23.0 mpg UK	4.3 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63	305 hp/t 228 kW/t 3.3 kg/hp	9.3 L/100 km 25.3 mpg US 30.4 mpg UK
David BrownSpeedback Silverstone Edition5.0 V8	313 hp/t 233 kW/t 3.2 kg/hp	12.3 L/100 km 19.1 mpg US 23.0 mpg UK

Detailed score breakdown

Vehicle

Mercedes-BenzS-class Coupe (C217)Facelift 2017AMG S 63

David BrownSpeedback Silverstone Edition5.0 V8

Power

612 hp

456 kW

601 hp

448 kW

Torque

900 Nm

664 lb-ft

766 Nm

565 lb-ft

Acceleration

3.5 s

4.3 s

Top speed

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Lightness

2,005 kg

4,420 lb

1,920 kg

4,233 lb

Fuel consumption

9.3 L/100 km

25.3 mpg US

30.4 mpg UK

12.3 L/100 km

19.1 mpg US

23.0 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	400 L 14.1 cu ft
Length	5,051 mm 198.9 in
Height	1,422 mm 56.0 in

Doors/seats	2 doors 2 seats
Trunk	243 L 8.6 cu ft
Length	4,760 mm 187.4 in
Height	1,350 mm 53.1 in

Range score

860 km

535 mi

574 km

357 mi

CO2 score

211 g/km

292 g/km

Trunk score

400 L

14.1 cu ft

243 L

8.6 cu ft

Power-to-weight score

305 hp/t

228 kW/t

3.3 kg/hp

313 hp/t

233 kW/t

3.2 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Mercedes-Benz S-class Coupe (C217) Facelift 2017 AMG S 63	David Brown Speedback Silverstone Edition 5.0 V8
Consumption	9.3 L/100 km25.3 mpg US30.4 mpg UK	12.3 L/100 km19.1 mpg US23 mpg UK
Cost / 100 km	16.28 LC100 km	21.53 LC100 km
Cost / 100 mi	26.19 LC100 mi	34.64 LC100 mi
Annual fuel used	1,395 L369 US gal307 UK gal	1,845 L487 US gal406 UK gal
Annual fuel cost	2,441 LC/year	3,229 LC/year