Car comparison

AUDI RS5 Coupe (8T) 4.2 FSI V8vsCadillac XLR V 4.4 i V8 32V

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

New comparison

AUDI RS5 Coupe (8T)

4.2 FSI V8

450 hp4163 ccGasolineAWDAutomaticNaturally aspiratedCoupe2010-2011

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.

AUDI RS5 Coupe (8T) 4.2 FSI V8

Quickest 0-100 km/h
4.6 s
Fastest top speed
265 km/h
165 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
450 hp
336 kW
Lightest
1,725 kg
3,803 lb
Best power-to-weight
261 hp/t
195 kW/t
3.8 kg/hp
Lowest city consumption
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
Lowest highway consumption
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Largest trunk
455 L
Best overall score
70/100
Best economy score
78/100
Best practicality score
58/100

Cadillac XLR V 4.4 i V8 32V

Highest torque
561 Nm
414 lb-ft
Best performance score
78/100

Specification comparison

Specification comparison
Model	AUDIRS5 Coupe (8T)4.2 FSI V8	CadillacXLRV 4.4 i V8 32V
Power	450hp336kW	449hp335kW
Torque	430Nm317lb-ft	561Nm414lb-ft
Curb weight	1,725kg3,803lb	1,730kg3,814lb
Gross weight	2,225kg4,905lb	-
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	60.6s99% target: 262 km/h / 163 mph Calculated	62.3s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	4.6s	4.9s
0-200 km/h	15.8s Calculated	16.5s Calculated
0-60 mph	4.4s Calculated	4.7s Calculated
Fuel consumption	10.8L/100 km21.8mpg US26.2mpg UK	-
Fuel consumption city	14.9L/100 km15.8mpg US19.0mpg UK	21.1L/100 km11.1mpg US13.4mpg UK
Fuel consumption highway	8.5L/100 km27.7mpg US33.2mpg UK	11.3L/100 km20.8mpg US25.0mpg UK
Quarter mile	12.7s Calculated	13.0s Calculated
Power-to-weight	261hp/t195kW/t118hp/1000 lb Calculated	260hp/t194kW/t118hp/1000 lb Calculated
Torque-to-weight	249Nm/t167lb-ft/ton Calculated	324Nm/t217lb-ft/ton Calculated
Estimated range	593km368mi Calculated	-
Displacement	4,163cc254cu in	4,371cc267cu in
Length	4,649mm183in	4,513mm178in
Width	1,860mm73in	1,836mm72in
Height	1,366mm54in	1,279mm50in
Wheelbase	2,751mm108in	2,685mm106in
Front track	1,586mm62in	1,565mm62in
Rear track	1,582mm62in	1,578mm62in
Trunk volume	455L	125L
Max trunk volume	829L	328L
Doors	2	2
Seats	5	2
Fuel tank	64L	68L
CO2 emissions	252g/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.

AUDI RS5 Coupe (8T) 4.2 FSI V8Cadillac XLR V 4.4 i V8 32VPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
AUDIRS5 Coupe (8T)4.2 FSI V8	8,250 rpm	4,000-6,000 rpm	8,500 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	AUDIRS5 Coupe (8T)4.2 FSI V8	CadillacXLRV 4.4 i V8 32V
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.4 s	4.7 s
0-100 km/h 0-62 mph	4.6 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 Likely limited	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Likely limited
	Drag race simulation
60 ft 18 m	2.1 s	2.2 s
330 ft 101 m	5.5 s	5.7 s
1/8 mile 201 m	8.3 s	8.5 s
1000 ft 305 m	10.7 s	10.9 s
1/4 mile 402 m	12.7 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
AUDIRS5 Coupe (8T)4.2 FSI V8	450 hp 336 kW
CadillacXLRV 4.4 i V8 32V	449 hp 335 kW

AUDI RS5 Coupe (8T) 4.2 FSI V8 has 1 hp more than Cadillac XLR V 4.4 i V8 32V.

The biggest power difference is between Cadillac XLR V 4.4 i V8 32V and AUDI RS5 Coupe (8T) 4.2 FSI V8: 1 hp (1 kW).

Torque comparison

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

Chart data table
Vehicle	Value
AUDIRS5 Coupe (8T)4.2 FSI V8	430 Nm 317 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
AUDIRS5 Coupe (8T)4.2 FSI V8	1,725 kg 3,803 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
AUDIRS5 Coupe (8T)4.2 FSI 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
AUDIRS5 Coupe (8T)4.2 FSI V8	4.6 s
CadillacXLRV 4.4 i V8 32V	4.9 s

The biggest 0-100 km/h difference is between AUDI RS5 Coupe (8T) 4.2 FSI V8 and Cadillac XLR V 4.4 i V8 32V: 0.3 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
AUDIRS5 Coupe (8T)4.2 FSI V8	261 hp/t 195 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
AUDIRS5 Coupe (8T)4.2 FSI V8	450 hp 336 kW	4.6 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

AUDIRS5 Coupe (8T)4.2 FSI V8

Power	450 hp 336 kW
0-100 km/h	4.6 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 5 seats
Trunk	455 L 16.1 cu ft
Length	4,649 mm 183.0 in
Height	1,366 mm 53.8 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

AUDIRS5 Coupe (8T)4.2 FSI V8

CadillacXLRV 4.4 i V8 32V

Power

450 hp

336 kW

449 hp

335 kW

Torque

430 Nm

317 lb-ft

561 Nm

414 lb-ft

Acceleration

4.6 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

1,725 kg

3,803 lb

1,730 kg

3,814 lb

Fuel consumption

10.8 L/100 km

21.8 mpg US

26.2 mpg UK

Practicality

Doors/seats	2 doors 5 seats
Trunk	455 L 16.1 cu ft
Length	4,649 mm 183.0 in
Height	1,366 mm 53.8 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

593 km

368 mi

CO2 score

252 g/km

Trunk score

455 L

16.1 cu ft

125 L

4.4 cu ft

Power-to-weight score

261 hp/t

195 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	AUDI RS5 Coupe (8T) 4.2 FSI V8
Consumption	10.8 L/100 km21.8 mpg US26.2 mpg UK
Cost / 100 km	18.90 LC100 km
Cost / 100 mi	30.42 LC100 mi
Annual fuel used	1,620 L428 US gal356 UK gal
Annual fuel cost	2,835 LC/year