Car comparison

BMW M8 Gran Coupe (F93) Competition 4.4 V8vsDavid Brown Speedback Silverstone Edition 5.0 V8

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

New comparison

BMW M8 Gran Coupe (F93)

Competition 4.4 V8

625 hp4395 ccGasolineAWDAutomaticTurbochargedCoupe2019-2022

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.

BMW M8 Gran Coupe (F93) Competition 4.4 V8

Quickest 0-100 km/h
3.2 s
Fastest top speed
265 km/h
165 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
625 hp
466 kW
Best power-to-weight
316 hp/t
235 kW/t
3.2 kg/hp
Lowest combined fuel consumption
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
Lowest city consumption
15.3 L/100 km
15.4 mpg US
18.5 mpg UK
Lowest highway consumption
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
Lowest CO2 emissions
244 g/km
Best estimated range
636 km
395 mi
Largest trunk
440 L
Best overall score
81/100
Best performance score
88/100
Best economy score
78/100
Best practicality score
65/100

David Brown Speedback Silverstone Edition 5.0 V8

Highest torque
766 Nm
565 lb-ft
Lightest
1,920 kg
4,233 lb

Specification comparison

Specification comparison
Model	BMWM8 Gran Coupe (F93)Competition 4.4 V8	David BrownSpeedback Silverstone Edition5.0 V8
Power	625hp466kW	601hp448kW
Torque	750Nm553lb-ft	766Nm565lb-ft
Curb weight	1,980kg4,365lb	1,920kg4,233lb
Gross weight	2,440kg5,379lb	-
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	42.3s99% target: 262 km/h / 163 mph Calculated	51.7s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	3.2s	4.3s
0-200 km/h	11.0s	14.1s Calculated
0-60 mph	3.0s Calculated	4.1s Calculated
Fuel consumption	10.7L/100 km22mpg US26.4mpg UK	12.3L/100 km19.1mpg US23.0mpg UK
Fuel consumption city	15.3L/100 km15.4mpg US18.5mpg UK	18.9L/100 km12.4mpg US14.9mpg UK
Fuel consumption highway	8.1L/100 km29mpg US34.9mpg UK	8.6L/100 km27.4mpg US32.8mpg UK
Quarter mile	11.1s Calculated	12.3s Calculated
Power-to-weight	316hp/t235kW/t143hp/1000 lb Calculated	313hp/t233kW/t142hp/1000 lb Calculated
Torque-to-weight	379Nm/t253lb-ft/ton Calculated	399Nm/t267lb-ft/ton Calculated
Estimated range	636km395mi Calculated	574km357mi Calculated
Displacement	4,395cc268cu in	5,000cc305cu in
Length	5,098mm201in	4,760mm187in
Width	1,943mm76in	1,860mm73in
Height	1,420mm56in	1,350mm53in
Wheelbase	3,027mm119in	2,750mm108in
Front track	1,626mm64in	-
Rear track	1,660mm65in	-
Ground clearance	130mm5in	-
Trunk volume	440L	243L
Max trunk volume	-	502L
Doors	4	2
Seats	5	2
Fuel tank	68L	71L
CO2 emissions	244g/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.

BMW M8 Gran Coupe (F93) Competition 4.4 V8David Brown Speedback Silverstone Edition 5.0 V8PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMWM8 Gran Coupe (F93)Competition 4.4 V8	6,000 rpm	1,800-5,800 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	BMWM8 Gran Coupe (F93)Competition 4.4 V8	David BrownSpeedback Silverstone Edition5.0 V8
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.0 s	4.1 s
0-100 km/h 0-62 mph	3.2 s	4.3 s
0-200 km/h 0-124 mph	11.0 s	14.1 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 Likely limited
	Drag race simulation
60 ft 18 m	1.8 s	2.1 s
330 ft 101 m	4.8 s	5.4 s
1/8 mile 201 m	7.2 s	8.1 s
1000 ft 305 m	9.3 s	10.4 s
1/4 mile 402 m	11.1 s	12.3 s
Trap speed 1/4 mile 402 m	201 km/h 125 mph	188 km/h 117 mph

Power comparison

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

Chart data table
Vehicle	Value
BMWM8 Gran Coupe (F93)Competition 4.4 V8	625 hp 466 kW
David BrownSpeedback Silverstone Edition5.0 V8	601 hp 448 kW

BMW M8 Gran Coupe (F93) Competition 4.4 V8 has 24 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 BMW M8 Gran Coupe (F93) Competition 4.4 V8: 24 hp (18 kW).

Torque comparison

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

Chart data table
Vehicle	Value
BMWM8 Gran Coupe (F93)Competition 4.4 V8	750 Nm 553 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
BMWM8 Gran Coupe (F93)Competition 4.4 V8	1,980 kg 4,365 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
BMWM8 Gran Coupe (F93)Competition 4.4 V8	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
BMWM8 Gran Coupe (F93)Competition 4.4 V8	3.2 s
David BrownSpeedback Silverstone Edition5.0 V8	4.3 s

The biggest 0-100 km/h difference is between BMW M8 Gran Coupe (F93) Competition 4.4 V8 and David Brown Speedback Silverstone Edition 5.0 V8: 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
Vehicle	Value
BMWM8 Gran Coupe (F93)Competition 4.4 V8	10.7 L/100 km 22.0 mpg US 26.4 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 BMW M8 Gran Coupe (F93) Competition 4.4 V8 and David Brown Speedback Silverstone Edition 5.0 V8: 1.6 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
BMWM8 Gran Coupe (F93)Competition 4.4 V8	316 hp/t 235 kW/t 3.2 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
BMWM8 Gran Coupe (F93)Competition 4.4 V8	636 km 395 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
BMWM8 Gran Coupe (F93)Competition 4.4 V8	625 hp 466 kW	3.2 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

BMWM8 Gran Coupe (F93)Competition 4.4 V8

Power	625 hp 466 kW
0-100 km/h	3.2 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	4 doors 5 seats
Trunk	440 L 15.5 cu ft
Length	5,098 mm 200.7 in
Height	1,420 mm 55.9 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

BMWM8 Gran Coupe (F93)Competition 4.4 V8

Power	625 hp 466 kW
0-100 km/h	3.2 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

10.7 L/100 km

22.0 mpg US

26.4 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

BMW M8 Gran Coupe (F93) Competition 4.4 V8 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
BMWM8 Gran Coupe (F93)Competition 4.4 V8	10.7 L/100 km 22.0 mpg US 26.4 mpg UK	3.2 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
BMWM8 Gran Coupe (F93)Competition 4.4 V8	316 hp/t 235 kW/t 3.2 kg/hp	10.7 L/100 km 22.0 mpg US 26.4 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

BMWM8 Gran Coupe (F93)Competition 4.4 V8

David BrownSpeedback Silverstone Edition5.0 V8

Power

625 hp

466 kW

601 hp

448 kW

Torque

750 Nm

553 lb-ft

766 Nm

565 lb-ft

Acceleration

3.2 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

1,980 kg

4,365 lb

1,920 kg

4,233 lb

Fuel consumption

10.7 L/100 km

22.0 mpg US

26.4 mpg UK

12.3 L/100 km

19.1 mpg US

23.0 mpg UK

Practicality

Doors/seats	4 doors 5 seats
Trunk	440 L 15.5 cu ft
Length	5,098 mm 200.7 in
Height	1,420 mm 55.9 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

636 km

395 mi

574 km

357 mi

CO2 score

244 g/km

292 g/km

Trunk score

440 L

15.5 cu ft

243 L

8.6 cu ft

Power-to-weight score

316 hp/t

235 kW/t

3.2 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	BMW M8 Gran Coupe (F93) Competition 4.4 V8	David Brown Speedback Silverstone Edition 5.0 V8
Consumption	10.7 L/100 km22 mpg US26.4 mpg UK	12.3 L/100 km19.1 mpg US23 mpg UK
Cost / 100 km	18.72 LC100 km	21.53 LC100 km
Cost / 100 mi	30.13 LC100 mi	34.64 LC100 mi
Annual fuel used	1,605 L424 US gal353 UK gal	1,845 L487 US gal406 UK gal
Annual fuel cost	2,809 LC/year	3,229 LC/year