Car comparison

BMW M6 Convertible (E64) 5.0 V10vsBMW M3 Convertible (E93) 4.0 V8

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

New comparison

BMW M6 Convertible (E64)

5.0 V10

507 hp4999 ccGasolineRWDAutomaticNaturally aspiratedCabriolet / convertible2006-2007
VS

BMW M3 Convertible (E93)

4.0 V8

420 hp3999 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2008-2010

Comparison overview

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

Best choices

BMW M6 Convertible (E64) 5.0 V10

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    507 hp
    378 kW
  • Highest torque
    520 Nm
    384 lb-ft
  • Best power-to-weight
    263 hp/t
    196 kW/t
    3.8 kg/hp
  • Largest trunk
    300 L
  • Best overall score
    67/100
  • Best performance score
    78/100
  • Best practicality score
    45/100

BMW M3 Convertible (E93) 4.0 V8

  • Lightest
    1,810 kg
    3,990 lb
  • Lowest combined fuel consumption
    12.9 L/100 km
    18.2 mpg US
    21.9 mpg UK
  • Lowest city consumption
    18.7 L/100 km
    12.6 mpg US
    15.1 mpg UK
  • Lowest highway consumption
    9.6 L/100 km
    24.5 mpg US
    29.4 mpg UK
  • Best estimated range
    488 km
    303 mi
  • Best economy score
    72/100

Specification comparison

Specification comparison
ModelBMWM6 Convertible (E64)5.0 V10BMWM3 Convertible (E93)4.0 V8
Power
507hp378kW
420hp313kW
Torque
520Nm384lb-ft
400Nm295lb-ft
Curb weight
1,930kg4,255lb
1,810kg3,990lb
Gross weight
2,380kg5,247lb
2,280kg5,027lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
62.6s99% target: 257 km/h / 160 mph
Calculated
65.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.8s
5.3s
0-200 km/h
17.0s
Calculated
18.2s
0-60 mph
4.6s
Calculated
5.0s
Calculated
Fuel consumption
15.2L/100 km15.5mpg US18.6mpg UK
12.9L/100 km18.2mpg US21.9mpg UK
Fuel consumption city
22.8L/100 km10.3mpg US12.4mpg UK
18.7L/100 km12.6mpg US15.1mpg UK
Fuel consumption highway
10.7L/100 km22mpg US26.4mpg UK
9.6L/100 km24.5mpg US29.4mpg UK
Quarter mile
12.9s
Calculated
13.4s
Calculated
Power-to-weight
263hp/t196kW/t119hp/1000 lb
Calculated
232hp/t173kW/t105hp/1000 lb
Calculated
Torque-to-weight
269Nm/t180lb-ft/ton
Calculated
221Nm/t148lb-ft/ton
Calculated
Estimated range
461km286mi
Calculated
488km303mi
Calculated
Displacement
4,999cc305cu in
3,999cc244cu in
Length
4,871mm192in
4,615mm182in
Width
1,855mm73in
1,804mm71in
Height
1,377mm54in
1,392mm55in
Wheelbase
2,781mm109in
2,761mm109in
Front track
1,567mm62in
1,540mm61in
Rear track
1,584mm62in
1,539mm61in
Trunk volume
300L
210L
Max trunk volume
350L
350L
Doors
2
2
Seats
4
4
Fuel tank
70L
63L

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 M6 Convertible (E64) 5.0 V10BMW M3 Convertible (E93) 4.0 V8PowerTorque
  • BMW M6 Convertible (E64) 5.0 V10: Power / Torque
  • BMW M3 Convertible (E93) 4.0 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWM6 Convertible (E64)5.0 V107,750 rpm6,100 rpm8,250 rpm
BMWM3 Convertible (E93)4.0 V88,300 rpm3,900 rpm8,550 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWM6 Convertible (E64)5.0 V10BMWM3 Convertible (E93)4.0 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
5.0 s
0-100 km/h
0-62 mph
4.8 s
5.3 s
0-200 km/h
0-124 mph
17.0 s
18.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.3 s
330 ft
101 m
5.6 s
5.9 s
1/8 mile
201 m
8.4 s
8.8 s
1000 ft
305 m
10.9 s
11.3 s
1/4 mile
402 m
12.9 s
13.4 s
Trap speed
1/4 mile
402 m
178 km/h
111 mph
175 km/h
109 mph

Power comparison

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

Chart data table
VehicleValue
BMWM6 Convertible (E64)5.0 V10
507 hp
378 kW
BMWM3 Convertible (E93)4.0 V8
420 hp
313 kW

BMW M6 Convertible (E64) 5.0 V10 has 87 hp more than BMW M3 Convertible (E93) 4.0 V8.

The biggest power difference is between BMW M3 Convertible (E93) 4.0 V8 and BMW M6 Convertible (E64) 5.0 V10: 87 hp (65 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWM6 Convertible (E64)5.0 V10
520 Nm
384 lb-ft
BMWM3 Convertible (E93)4.0 V8
400 Nm
295 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWM6 Convertible (E64)5.0 V10
1,930 kg
4,255 lb
BMWM3 Convertible (E93)4.0 V8
1,810 kg
3,990 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMWM6 Convertible (E64)5.0 V10
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWM3 Convertible (E93)4.0 V8
Unrestricted
260 km/h162 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
VehicleValue
BMWM6 Convertible (E64)5.0 V104.8 s
BMWM3 Convertible (E93)4.0 V85.3 s

The biggest 0-100 km/h difference is between BMW M6 Convertible (E64) 5.0 V10 and BMW M3 Convertible (E93) 4.0 V8: 0.5 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMWM6 Convertible (E64)5.0 V10
15.2 L/100 km
15.5 mpg US
18.6 mpg UK
BMWM3 Convertible (E93)4.0 V8
12.9 L/100 km
18.2 mpg US
21.9 mpg UK

The biggest fuel consumption difference is between BMW M3 Convertible (E93) 4.0 V8 and BMW M6 Convertible (E64) 5.0 V10: 2.3 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
BMWM6 Convertible (E64)5.0 V10
263 hp/t
196 kW/t
3.8 kg/hp
BMWM3 Convertible (E93)4.0 V8
232 hp/t
173 kW/t
4.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMWM6 Convertible (E64)5.0 V10
461 km
286 mi
BMWM3 Convertible (E93)4.0 V8
488 km
303 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWM6 Convertible (E64)5.0 V10
507 hp
378 kW
4.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWM3 Convertible (E93)4.0 V8
420 hp
313 kW
5.3 s
Unrestricted
260 km/h162 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.

Chart data table
VehiclePerformance scorePracticality score
BMWM6 Convertible (E64)5.0 V10
Power
507 hp
378 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,871 mm
191.8 in
Height
1,377 mm
54.2 in
BMWM3 Convertible (E93)4.0 V8
Power
420 hp
313 kW
0-100 km/h5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
210 L
7.4 cu ft
Length
4,615 mm
181.7 in
Height
1,392 mm
54.8 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
BMWM6 Convertible (E64)5.0 V10
Power
507 hp
378 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
15.2 L/100 km
15.5 mpg US
18.6 mpg UK
BMWM3 Convertible (E93)4.0 V8
Power
420 hp
313 kW
0-100 km/h5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
12.9 L/100 km
18.2 mpg US
21.9 mpg UK

BMW M3 Convertible (E93) 4.0 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
VehicleFuel consumption, L/100 km0-100 km/h, s
BMWM6 Convertible (E64)5.0 V10
15.2 L/100 km
15.5 mpg US
18.6 mpg UK
4.8 s
BMWM3 Convertible (E93)4.0 V8
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
5.3 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
BMWM6 Convertible (E64)5.0 V10
263 hp/t
196 kW/t
3.8 kg/hp
15.2 L/100 km
15.5 mpg US
18.6 mpg UK
BMWM3 Convertible (E93)4.0 V8
232 hp/t
173 kW/t
4.3 kg/hp
12.9 L/100 km
18.2 mpg US
21.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWM6 Convertible (E64)5.0 V10BMWM3 Convertible (E93)4.0 V8
Power
507 hp
378 kW
420 hp
313 kW
Torque
520 Nm
384 lb-ft
400 Nm
295 lb-ft
Acceleration
4.8 s
5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,930 kg
4,255 lb
1,810 kg
3,990 lb
Fuel consumption
15.2 L/100 km
15.5 mpg US
18.6 mpg UK
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,871 mm
191.8 in
Height
1,377 mm
54.2 in
Doors/seats
2 doors
4 seats
Trunk
210 L
7.4 cu ft
Length
4,615 mm
181.7 in
Height
1,392 mm
54.8 in
Range score
461 km
286 mi
488 km
303 mi
Trunk score
300 L
10.6 cu ft
210 L
7.4 cu ft
Power-to-weight score
263 hp/t
196 kW/t
3.8 kg/hp
232 hp/t
173 kW/t
4.3 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
VehicleBMW M6 Convertible (E64) 5.0 V10BMW M3 Convertible (E93) 4.0 V8
Consumption15.2 L/100 km15.5 mpg US18.6 mpg UK12.9 L/100 km18.2 mpg US21.9 mpg UK
Cost / 100 km26.60 LC100 km22.58 LC100 km
Cost / 100 mi42.81 LC100 mi36.33 LC100 mi
Annual fuel used2,280 L602 US gal502 UK gal1,935 L511 US gal426 UK gal
Annual fuel cost3,990 LC/year3,386 LC/year

Head-to-head comparisons

BMW M6 Convertible (E64) 5.0 V10

  • Has 87 hp more
  • Has 120 Nm more
  • Is 0.5 s quicker from 0-100 km/h
  • Has 31 hp/t better power-to-weight
  • Has 90 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest

BMW M3 Convertible (E93) 4.0 V8

  • Is 120 kg lighter
  • Uses 2.3 L/100 km less fuel
  • Has 28 km (17 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW M6 Convertible (E64) 5.0 V10
BMW M3 Convertible (E93) 4.0 V8
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