Car comparison

AUDI R8 Spyder (42) 5.2 FSI V10vsAlpina B6 Cabrio (E64) 4.4 V8 S

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

New comparison

AUDI R8 Spyder (42)

5.2 FSI V10

525 hp5204 ccGasolineAWDAutomaticNaturally aspiratedCabriolet / convertible2010-2012
VS

Alpina B6 Cabrio (E64)

4.4 V8 S

530 hp4398 ccGasolineRWDAutomaticSuperchargedCabriolet / convertible2007-2010

Comparison overview

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

Best choices

AUDI R8 Spyder (42) 5.2 FSI V10

  • Quickest 0-100 km/h
    4.1 s
  • Fastest top speed
    313 km/h
    194 mph
  • Lightest
    1,725 kg
    3,803 lb
  • Best power-to-weight
    304 hp/t
    227 kW/t
    3.3 kg/hp
  • Lowest combined fuel consumption
    14.2 L/100 km
    16.6 mpg US
    19.9 mpg UK
  • Lowest city consumption
    21.5 L/100 km
    10.9 mpg US
    13.1 mpg UK
  • Best estimated range
    563 km
    350 mi
  • Best economy score
    69/100

Alpina B6 Cabrio (E64) 4.4 V8 S

  • Most powerful
    530 hp
    395 kW
  • Highest torque
    725 Nm
    535 lb-ft
  • Lowest highway consumption
    9.3 L/100 km
    25.3 mpg US
    30.4 mpg UK
  • Largest trunk
    450 L
  • Best overall score
    75/100
  • Best performance score
    87/100
  • Best practicality score
    48/100

Specification comparison

Specification comparison
ModelAUDIR8 Spyder (42)5.2 FSI V10AlpinaB6 Cabrio (E64)4.4 V8 S
Power
525hp391kW
530hp395kW
Torque
530Nm391lb-ft
725Nm535lb-ft
Curb weight
1,725kg3,803lb
1,930kg4,255lb
Gross weight
2,025kg4,464lb
2,190kg4,828lb
Top speed
313 km/h
194 mph
313 km/h
194 mph
To 99% top speed
64.4s99% target: 310 km/h / 193 mph
Calculated
78.1s99% target: 310 km/h / 193 mph
Calculated
0-100 km/h
4.1s
4.8s
0-200 km/h
12.1s
Calculated
14.3s
Calculated
0-60 mph
3.9s
Calculated
4.6s
Calculated
Fuel consumption
14.2L/100 km16.6mpg US19.9mpg UK
18.9L/100 km12.4mpg US14.9mpg UK
Fuel consumption city
21.5L/100 km10.9mpg US13.1mpg UK
22.6L/100 km10.4mpg US12.5mpg UK
Fuel consumption highway
10.2L/100 km23.1mpg US27.7mpg UK
9.3L/100 km25.3mpg US30.4mpg UK
Quarter mile
11.9s
Calculated
12.7s
Calculated
Power-to-weight
304hp/t227kW/t138hp/1000 lb
Calculated
275hp/t205kW/t125hp/1000 lb
Calculated
Torque-to-weight
307Nm/t206lb-ft/ton
Calculated
376Nm/t251lb-ft/ton
Calculated
Estimated range
563km350mi
Calculated
370km230mi
Calculated
Displacement
5,204cc318cu in
4,398cc268cu in
Length
4,434mm175in
4,820mm190in
Width
1,904mm75in
1,855mm73in
Height
1,244mm49in
1,371mm54in
Wheelbase
2,650mm104in
2,780mm109in
Front track
1,638mm64in
1,558mm61in
Rear track
1,595mm63in
1,598mm63in
Trunk volume
100L
-
Max trunk volume-
450L
Doors
2
2
Seats
2
4
Fuel tank
80L
70L
CO2 emissions
332g/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 R8 Spyder (42) 5.2 FSI V10Alpina B6 Cabrio (E64) 4.4 V8 SPowerTorque
  • AUDI R8 Spyder (42) 5.2 FSI V10: Power / Torque
  • Alpina B6 Cabrio (E64) 4.4 V8 S: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIR8 Spyder (42)5.2 FSI V108,000 rpm6,500 rpm8,250 rpm
AlpinaB6 Cabrio (E64)4.4 V8 S5,500 rpm4,750 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIR8 Spyder (42)5.2 FSI V10AlpinaB6 Cabrio (E64)4.4 V8 S
Acceleration checkpoints
0-60 mph
0-97 km/h
3.9 s
4.6 s
0-100 km/h
0-62 mph
4.1 s
4.8 s
0-200 km/h
0-124 mph
12.1 s
14.3 s
Top speed
313 km/h
194 mph
313 km/h
194 mph
Drag race simulation
60 ft
18 m
2.1 s
2.2 s
330 ft
101 m
5.3 s
5.7 s
1/8 mile
201 m
7.9 s
8.4 s
1000 ft
305 m
10.1 s
10.8 s
1/4 mile
402 m
11.9 s
12.7 s
Trap speed
1/4 mile
402 m
199 km/h
124 mph
188 km/h
117 mph

Power comparison

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

Chart data table
VehicleValue
AUDIR8 Spyder (42)5.2 FSI V10
525 hp
391 kW
AlpinaB6 Cabrio (E64)4.4 V8 S
530 hp
395 kW

Alpina B6 Cabrio (E64) 4.4 V8 S has 5 hp more than AUDI R8 Spyder (42) 5.2 FSI V10.

The biggest power difference is between AUDI R8 Spyder (42) 5.2 FSI V10 and Alpina B6 Cabrio (E64) 4.4 V8 S: 5 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIR8 Spyder (42)5.2 FSI V10
530 Nm
391 lb-ft
AlpinaB6 Cabrio (E64)4.4 V8 S
725 Nm
535 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIR8 Spyder (42)5.2 FSI V10
1,725 kg
3,803 lb
AlpinaB6 Cabrio (E64)4.4 V8 S
1,930 kg
4,255 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIR8 Spyder (42)5.2 FSI V10
313 km/h
194 mph
AlpinaB6 Cabrio (E64)4.4 V8 S
313 km/h
194 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIR8 Spyder (42)5.2 FSI V104.1 s
AlpinaB6 Cabrio (E64)4.4 V8 S4.8 s

Although Alpina B6 Cabrio (E64) 4.4 V8 S has more power, AUDI R8 Spyder (42) 5.2 FSI V10 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between AUDI R8 Spyder (42) 5.2 FSI V10 and Alpina B6 Cabrio (E64) 4.4 V8 S: 0.7 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIR8 Spyder (42)5.2 FSI V10
14.2 L/100 km
16.6 mpg US
19.9 mpg UK
AlpinaB6 Cabrio (E64)4.4 V8 S
18.9 L/100 km
12.4 mpg US
14.9 mpg UK

The biggest fuel consumption difference is between AUDI R8 Spyder (42) 5.2 FSI V10 and Alpina B6 Cabrio (E64) 4.4 V8 S: 4.7 L/100 km.

Power-to-weight comparison

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

Chart data table
VehicleValue
AUDIR8 Spyder (42)5.2 FSI V10
304 hp/t
227 kW/t
3.3 kg/hp
AlpinaB6 Cabrio (E64)4.4 V8 S
275 hp/t
205 kW/t
3.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIR8 Spyder (42)5.2 FSI V10
563 km
350 mi
AlpinaB6 Cabrio (E64)4.4 V8 S
370 km
230 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIR8 Spyder (42)5.2 FSI V10
525 hp
391 kW
4.1 s
313 km/h
194 mph
AlpinaB6 Cabrio (E64)4.4 V8 S
530 hp
395 kW
4.8 s
313 km/h
194 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
AUDIR8 Spyder (42)5.2 FSI V10
Power
525 hp
391 kW
0-100 km/h4.1 s
Top speed
313 km/h
194 mph
Doors/seats
2 doors
2 seats
Trunk
100 L
3.5 cu ft
Length
4,434 mm
174.6 in
Height
1,244 mm
49.0 in
AlpinaB6 Cabrio (E64)4.4 V8 S
Power
530 hp
395 kW
0-100 km/h4.8 s
Top speed
313 km/h
194 mph
Doors/seats
2 doors
4 seats
Trunk
450 L
15.9 cu ft
Length
4,820 mm
189.8 in
Height
1,371 mm
54.0 in

Performance vs fuel economy

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

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
AUDIR8 Spyder (42)5.2 FSI V10
Power
525 hp
391 kW
0-100 km/h4.1 s
Top speed
313 km/h
194 mph
14.2 L/100 km
16.6 mpg US
19.9 mpg UK
AlpinaB6 Cabrio (E64)4.4 V8 S
Power
530 hp
395 kW
0-100 km/h4.8 s
Top speed
313 km/h
194 mph
18.9 L/100 km
12.4 mpg US
14.9 mpg UK

AUDI R8 Spyder (42) 5.2 FSI V10 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
VehicleFuel consumption, L/100 km0-100 km/h, s
AUDIR8 Spyder (42)5.2 FSI V10
14.2 L/100 km
16.6 mpg US
19.9 mpg UK
4.1 s
AlpinaB6 Cabrio (E64)4.4 V8 S
18.9 L/100 km
12.4 mpg US
14.9 mpg UK
4.8 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
AUDIR8 Spyder (42)5.2 FSI V10
304 hp/t
227 kW/t
3.3 kg/hp
14.2 L/100 km
16.6 mpg US
19.9 mpg UK
AlpinaB6 Cabrio (E64)4.4 V8 S
275 hp/t
205 kW/t
3.6 kg/hp
18.9 L/100 km
12.4 mpg US
14.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIR8 Spyder (42)5.2 FSI V10AlpinaB6 Cabrio (E64)4.4 V8 S
Power
525 hp
391 kW
530 hp
395 kW
Torque
530 Nm
391 lb-ft
725 Nm
535 lb-ft
Acceleration
4.1 s
4.8 s
Top speed
313 km/h
194 mph
313 km/h
194 mph
Lightness
1,725 kg
3,803 lb
1,930 kg
4,255 lb
Fuel consumption
14.2 L/100 km
16.6 mpg US
19.9 mpg UK
18.9 L/100 km
12.4 mpg US
14.9 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
100 L
3.5 cu ft
Length
4,434 mm
174.6 in
Height
1,244 mm
49.0 in
Doors/seats
2 doors
4 seats
Trunk
450 L
15.9 cu ft
Length
4,820 mm
189.8 in
Height
1,371 mm
54.0 in
Range score
563 km
350 mi
370 km
230 mi
CO2 score
332 g/km
-
Trunk score
100 L
3.5 cu ft
450 L
15.9 cu ft
Power-to-weight score
304 hp/t
227 kW/t
3.3 kg/hp
275 hp/t
205 kW/t
3.6 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

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

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
VehicleAUDI R8 Spyder (42) 5.2 FSI V10Alpina B6 Cabrio (E64) 4.4 V8 S
Consumption14.2 L/100 km16.6 mpg US19.9 mpg UK18.9 L/100 km12.4 mpg US14.9 mpg UK
Cost / 100 km24.85 LC100 km33.07 LC100 km
Cost / 100 mi39.99 LC100 mi53.23 LC100 mi
Annual fuel used2,130 L563 US gal469 UK gal2,835 L749 US gal624 UK gal
Annual fuel cost3,728 LC/year4,961 LC/year

Head-to-head comparisons

AUDI R8 Spyder (42) 5.2 FSI V10

  • Is 205 kg lighter
  • Is 0.7 s quicker from 0-100 km/h
  • Uses 4.7 L/100 km less fuel
  • Has 30 hp/t better power-to-weight
  • Has 193 km (120 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Lowest power
  • Smallest trunk

Alpina B6 Cabrio (E64) 4.4 V8 S

  • Has 5 hp more
  • Has 195 Nm more
  • Has 350 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI R8 Spyder (42) 5.2 FSI V10
Alpina B6 Cabrio (E64) 4.4 V8 S
Compare selected cars
2 vehicles selected

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