Car comparison

BMW M3 Coupe (E92) 4.0 V8vsCadillac XLR V 4.4 i V8 32V

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

New comparison

BMW M3 Coupe (E92)

4.0 V8

420 hp3999 ccGasolineRWDManualNaturally aspiratedCoupe2007-2010

Cadillac XLR

V 4.4 i V8 32V

449 hp4371 ccGasolineRWDAutomaticSuperchargedCoupe2006-2009

Comparison overview

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

BMW M3 Coupe (E92) 4.0 V8

Quickest 0-100 km/h
4.8 s
Fastest top speed
265 km/h
165 mph Unrestricted
250 km/h
155 mph Restricted
Lightest
1,580 kg
3,483 lb
Best power-to-weight
266 hp/t
198 kW/t
3.8 kg/hp
Lowest city consumption
17.9 L/100 km
13.1 mpg US
15.8 mpg UK
Lowest highway consumption
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Largest trunk
430 L
Best overall score
67/100
Best economy score
74/100
Best practicality score
53/100

Cadillac XLR V 4.4 i V8 32V

Most powerful
449 hp
335 kW
Highest torque
561 Nm
414 lb-ft
Best performance score
78/100

Specification comparison

Specification comparison
Model	BMWM3 Coupe (E92)4.0 V8	CadillacXLRV 4.4 i V8 32V
Power	420hp313kW	449hp335kW
Torque	400Nm295lb-ft	561Nm414lb-ft
Curb weight	1,580kg3,483lb	1,730kg3,814lb
Gross weight	2,080kg4,586lb	-
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	58.0s99% target: 262 km/h / 163 mph Calculated	61.8s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	4.8s	4.9s
0-200 km/h	15.8s	16.5s Calculated
0-60 mph	4.6s Calculated	4.7s Calculated
Fuel consumption	12.4L/100 km19mpg US22.8mpg UK	-
Fuel consumption city	17.9L/100 km13.1mpg US15.8mpg UK	21.1L/100 km11.1mpg US13.4mpg UK
Fuel consumption highway	9.2L/100 km25.6mpg US30.7mpg UK	11.3L/100 km20.8mpg US25.0mpg UK
Quarter mile	12.8s Calculated	13.0s Calculated
Power-to-weight	266hp/t198kW/t121hp/1000 lb Calculated	260hp/t194kW/t118hp/1000 lb Calculated
Torque-to-weight	253Nm/t169lb-ft/ton Calculated	324Nm/t217lb-ft/ton Calculated
Estimated range	508km316mi Calculated	-
Displacement	3,999cc244cu in	4,371cc267cu in
Length	4,615mm182in	4,513mm178in
Width	1,804mm71in	1,836mm72in
Height	1,424mm56in	1,279mm50in
Wheelbase	2,761mm109in	2,685mm106in
Front track	1,540mm61in	1,565mm62in
Rear track	1,539mm61in	1,578mm62in
Trunk volume	430L	125L
Max trunk volume	-	328L
Doors	2	2
Seats	4	2
Fuel tank	63L	68L

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 M3 Coupe (E92) 4.0 V8Cadillac XLR V 4.4 i V8 32VPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMWM3 Coupe (E92)4.0 V8	8,300 rpm	3,900 rpm	8,550 rpm
CadillacXLRV 4.4 i V8 32V	6,400 rpm	3,600 rpm	6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMWM3 Coupe (E92)4.0 V8	CadillacXLRV 4.4 i V8 32V
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.6 s	4.7 s
0-100 km/h 0-62 mph	4.8 s	4.9 s
0-200 km/h 0-124 mph	15.8 s	16.5 s
Top speed	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Limited	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Likely limited
	Drag race simulation
60 ft 18 m	2.2 s	2.2 s
330 ft 101 m	5.7 s	5.7 s
1/8 mile 201 m	8.5 s	8.5 s
1000 ft 305 m	10.8 s	10.9 s
1/4 mile 402 m	12.8 s	13.0 s
Trap speed 1/4 mile 402 m	182 km/h 113 mph	180 km/h 112 mph

Power comparison

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

Chart data table
Vehicle	Value
BMWM3 Coupe (E92)4.0 V8	420 hp 313 kW
CadillacXLRV 4.4 i V8 32V	449 hp 335 kW

Cadillac XLR V 4.4 i V8 32V has 29 hp more than BMW M3 Coupe (E92) 4.0 V8.

The biggest power difference is between BMW M3 Coupe (E92) 4.0 V8 and Cadillac XLR V 4.4 i V8 32V: 29 hp (22 kW).

Torque comparison

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

Chart data table
Vehicle	Value
BMWM3 Coupe (E92)4.0 V8	400 Nm 295 lb-ft
CadillacXLRV 4.4 i V8 32V	561 Nm 414 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
BMWM3 Coupe (E92)4.0 V8	1,580 kg 3,483 lb
CadillacXLRV 4.4 i V8 32V	1,730 kg 3,814 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
BMWM3 Coupe (E92)4.0 V8	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
CadillacXLRV 4.4 i V8 32V	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
BMWM3 Coupe (E92)4.0 V8	4.8 s
CadillacXLRV 4.4 i V8 32V	4.9 s

Although Cadillac XLR V 4.4 i V8 32V has more power, BMW M3 Coupe (E92) 4.0 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between BMW M3 Coupe (E92) 4.0 V8 and Cadillac XLR V 4.4 i V8 32V: 0.1 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
BMWM3 Coupe (E92)4.0 V8	266 hp/t 198 kW/t 3.8 kg/hp
CadillacXLRV 4.4 i V8 32V	260 hp/t 194 kW/t 3.9 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
BMWM3 Coupe (E92)4.0 V8	420 hp 313 kW	4.8 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
CadillacXLRV 4.4 i V8 32V	449 hp 335 kW	4.9 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

BMWM3 Coupe (E92)4.0 V8

Power	420 hp 313 kW
0-100 km/h	4.8 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 4 seats
Trunk	430 L 15.2 cu ft
Length	4,615 mm 181.7 in
Height	1,424 mm 56.1 in

CadillacXLRV 4.4 i V8 32V

Power	449 hp 335 kW
0-100 km/h	4.9 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 2 seats
Trunk	125 L 4.4 cu ft
Length	4,513 mm 177.7 in
Height	1,279 mm 50.4 in

Detailed score breakdown

Vehicle

BMWM3 Coupe (E92)4.0 V8

CadillacXLRV 4.4 i V8 32V

Power

420 hp

313 kW

449 hp

335 kW

Torque

400 Nm

295 lb-ft

561 Nm

414 lb-ft

Acceleration

4.8 s

4.9 s

Top speed

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Lightness

1,580 kg

3,483 lb

1,730 kg

3,814 lb

Fuel consumption

12.4 L/100 km

19.0 mpg US

22.8 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	430 L 15.2 cu ft
Length	4,615 mm 181.7 in
Height	1,424 mm 56.1 in

Doors/seats	2 doors 2 seats
Trunk	125 L 4.4 cu ft
Length	4,513 mm 177.7 in
Height	1,279 mm 50.4 in

Range score

508 km

316 mi

Trunk score

430 L

15.2 cu ft

125 L

4.4 cu ft

Power-to-weight score

266 hp/t

198 kW/t

3.8 kg/hp

260 hp/t

194 kW/t

3.9 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 M3 Coupe (E92) 4.0 V8
Consumption	12.4 L/100 km19 mpg US22.8 mpg UK
Cost / 100 km	21.70 LC100 km
Cost / 100 mi	34.92 LC100 mi
Annual fuel used	1,860 L491 US gal409 UK gal
Annual fuel cost	3,255 LC/year