Car comparison

BMW Z4 Coupe (E86) M 3.2vsMG Xpower SV 4.6 i V8 32V

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

New comparison

BMW Z4 Coupe (E86)

M 3.2

343 hp3246 ccGasolineRWDManualNaturally aspiratedCoupe2006-2008

MG Xpower SV

4.6 i V8 32V

320 hp4600 ccGasolineFWDManualNaturally aspiratedCoupe2003-2005

Comparison overview

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

BMW Z4 Coupe (E86) M 3.2

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
343 hp
256 kW
Lightest
1,425 kg
3,142 lb
Best power-to-weight
241 hp/t
179 kW/t
4.2 kg/hp
Lowest highway consumption
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
Best overall score
58/100
Best performance score
69/100
Best economy score
74/100

MG Xpower SV 4.6 i V8 32V

Highest torque
410 Nm
302 lb-ft
Lowest city consumption
16.0 L/100 km
14.7 mpg US
17.7 mpg UK
Largest trunk
250 L
Best practicality score
36/100

Specification comparison

Specification comparison
Model	BMWZ4 Coupe (E86)M 3.2	MGXpower SV4.6 i V8 32V
Power	343hp256kW	320hp239kW
Torque	365Nm269lb-ft	410Nm302lb-ft
Curb weight	1,425kg3,142lb	1,540kg3,395lb
Gross weight	1,730kg3,814lb	-
Top speed	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated	254 km/h 158 mph
To 99% top speed	62.0s99% target: 262 km/h / 163 mph Calculated	68.8s99% target: 251 km/h / 156 mph Calculated
0-100 km/h	5.0s	5.4s
0-200 km/h	16.7s Calculated	19.7s Calculated
0-60 mph	4.8s Calculated	5.1s Calculated
Fuel consumption	12.1L/100 km19.4mpg US23.3mpg UK	-
Fuel consumption city	18.2L/100 km12.9mpg US15.5mpg UK	16L/100 km14.7mpg US17.7mpg UK
Fuel consumption highway	8.6L/100 km27.4mpg US32.8mpg UK	11L/100 km21.4mpg US25.7mpg UK
Quarter mile	13.1s Calculated	13.5s Calculated
Power-to-weight	241hp/t179kW/t109hp/1000 lb Calculated	208hp/t155kW/t94hp/1000 lb Calculated
Torque-to-weight	256Nm/t171lb-ft/ton Calculated	266Nm/t178lb-ft/ton Calculated
Estimated range	455km282mi Calculated	-
Displacement	3,246cc198cu in	4,600cc281cu in
Length	4,113mm162in	4,480mm176in
Width	1,781mm70in	1,900mm75in
Height	1,271mm50in	1,320mm52in
Wheelbase	2,497mm98in	2,670mm105in
Front track	1,486mm59in	1,678mm66in
Rear track	1,516mm60in	1,626mm64in
Trunk volume	245L	250L
Max trunk volume	300L	-
Doors	2	2
Seats	2	2
Fuel tank	55L	80L

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 Z4 Coupe (E86) M 3.2MG Xpower SV 4.6 i V8 32VPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMWZ4 Coupe (E86)M 3.2	7,900 rpm	4,900 rpm	8,150 rpm
MGXpower SV4.6 i V8 32V	6,000 rpm	4,750 rpm	6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMWZ4 Coupe (E86)M 3.2	MGXpower SV4.6 i V8 32V
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.8 s	5.1 s
0-100 km/h 0-62 mph	5.0 s	5.4 s
0-200 km/h 0-124 mph	16.7 s	19.7 s
Top speed	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Likely limited	254 km/h 158 mph
	Drag race simulation
60 ft 18 m	2.2 s	2.2 s
330 ft 101 m	5.8 s	5.9 s
1/8 mile 201 m	8.6 s	8.9 s
1000 ft 305 m	11.0 s	11.4 s
1/4 mile 402 m	13.1 s	13.5 s
Trap speed 1/4 mile 402 m	179 km/h 111 mph	171 km/h 106 mph

Power comparison

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

Chart data table
Vehicle	Value
BMWZ4 Coupe (E86)M 3.2	343 hp 256 kW
MGXpower SV4.6 i V8 32V	320 hp 239 kW

BMW Z4 Coupe (E86) M 3.2 has 23 hp more than MG Xpower SV 4.6 i V8 32V.

The biggest power difference is between MG Xpower SV 4.6 i V8 32V and BMW Z4 Coupe (E86) M 3.2: 23 hp (17 kW).

Torque comparison

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

Chart data table
Vehicle	Value
BMWZ4 Coupe (E86)M 3.2	365 Nm 269 lb-ft
MGXpower SV4.6 i V8 32V	410 Nm 302 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
BMWZ4 Coupe (E86)M 3.2	1,425 kg 3,142 lb
MGXpower SV4.6 i V8 32V	1,540 kg 3,395 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
BMWZ4 Coupe (E86)M 3.2	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
MGXpower SV4.6 i V8 32V	254 km/h 158 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
BMWZ4 Coupe (E86)M 3.2	5.0 s
MGXpower SV4.6 i V8 32V	5.4 s

The biggest 0-100 km/h difference is between BMW Z4 Coupe (E86) M 3.2 and MG Xpower SV 4.6 i V8 32V: 0.4 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
BMWZ4 Coupe (E86)M 3.2	241 hp/t 179 kW/t 4.2 kg/hp
MGXpower SV4.6 i V8 32V	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
Vehicle	Power	Acceleration	Top speed
BMWZ4 Coupe (E86)M 3.2	343 hp 256 kW	5.0 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
MGXpower SV4.6 i V8 32V	320 hp 239 kW	5.4 s	254 km/h 158 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

BMWZ4 Coupe (E86)M 3.2

Power	343 hp 256 kW
0-100 km/h	5.0 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 2 seats
Trunk	245 L 8.7 cu ft
Length	4,113 mm 161.9 in
Height	1,271 mm 50.0 in

MGXpower SV4.6 i V8 32V

Power	320 hp 239 kW
0-100 km/h	5.4 s
Top speed 254 km/h 158 mph

Doors/seats	2 doors 2 seats
Trunk	250 L 8.8 cu ft
Length	4,480 mm 176.4 in
Height	1,320 mm 52.0 in

Detailed score breakdown

Vehicle

BMWZ4 Coupe (E86)M 3.2

MGXpower SV4.6 i V8 32V

Power

343 hp

256 kW

320 hp

239 kW

Torque

365 Nm

269 lb-ft

410 Nm

302 lb-ft

Acceleration

5.0 s

5.4 s

Top speed

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

254 km/h

158 mph

Lightness

1,425 kg

3,142 lb

1,540 kg

3,395 lb

Fuel consumption

12.1 L/100 km

19.4 mpg US

23.3 mpg UK

Practicality

Doors/seats	2 doors 2 seats
Trunk	245 L 8.7 cu ft
Length	4,113 mm 161.9 in
Height	1,271 mm 50.0 in

Doors/seats	2 doors 2 seats
Trunk	250 L 8.8 cu ft
Length	4,480 mm 176.4 in
Height	1,320 mm 52.0 in

Range score

455 km

282 mi

Trunk score

245 L

8.7 cu ft

250 L

8.8 cu ft

Power-to-weight score

241 hp/t

179 kW/t

4.2 kg/hp

208 hp/t

155 kW/t

4.8 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 Z4 Coupe (E86) M 3.2
Consumption	12.1 L/100 km19.4 mpg US23.3 mpg UK
Cost / 100 km	21.18 LC100 km
Cost / 100 mi	34.08 LC100 mi
Annual fuel used	1,815 L479 US gal399 UK gal
Annual fuel cost	3,176 LC/year