Car comparison

BMW 6 Series (E63) · Facelift 2007 635dvsBMW 6 Series Convertible (E64) · Facelift 2007 630i

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

New comparison

BMW 6 Series (E63) · Facelift 2007

635d

286 hp2993 ccDieselRWDAutomaticTurbochargedCoupe2007-2010
VS

BMW 6 Series Convertible (E64) · Facelift 2007

630i

272 hp2996 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2007-2010

Comparison overview

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

Best choices

BMW 6 Series (E63) Facelift 2007 635d

  • Quickest 0-100 km/h
    6.3 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    286 hp
    213 kW
  • Highest torque
    580 Nm
    428 lb-ft
  • Lightest
    1,650 kg
    3,638 lb
  • Best power-to-weight
    173 hp/t
    129 kW/t
    5.8 kg/hp
  • Lowest combined fuel consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Lowest city consumption
    9.2 L/100 km
    25.6 mpg US
    30.7 mpg UK
  • Lowest highway consumption
    5.6 L/100 km
    42.0 mpg US
    50.4 mpg UK
  • Best estimated range
    1,014 km
    630 mi
  • Largest trunk
    450 L
  • Best overall score
    62/100
  • Best performance score
    66/100
  • Best economy score
    88/100
  • Best practicality score
    53/100

Specification comparison

Specification comparison
ModelBMW6 Series (E63)Facelift 2007635dBMW6 Series Convertible (E64)Facelift 2007630i
Power
286hp213kW
272hp203kW
Torque
580Nm428lb-ft
320Nm236lb-ft
Curb weight
1,650kg3,638lb
1,740kg3,836lb
Gross weight
2,100kg4,630lb
2,140kg4,718lb
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
87.8s99% target: 257 km/h / 160 mph
Calculated
98.6s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
6.3s
6.7s
0-200 km/h
23.0s
Calculated
25.1s
Calculated
0-60 mph
6.0s
Calculated
6.4s
Calculated
Fuel consumption
6.9L/100 km34.1mpg US40.9mpg UK
8.3L/100 km28.3mpg US34.0mpg UK
Fuel consumption city
9.2L/100 km25.6mpg US30.7mpg UK
11.8L/100 km19.9mpg US23.9mpg UK
Fuel consumption highway
5.6L/100 km42mpg US50.4mpg UK
6.3L/100 km37.3mpg US44.8mpg UK
Quarter mile
14.3s
Calculated
14.7s
Calculated
Power-to-weight
173hp/t129kW/t79hp/1000 lb
Calculated
156hp/t117kW/t71hp/1000 lb
Calculated
Torque-to-weight
352Nm/t235lb-ft/ton
Calculated
184Nm/t123lb-ft/ton
Calculated
Estimated range
1,014km630mi
Calculated
843km524mi
Calculated
Displacement
2,993cc183cu in
2,996cc183cu in
Length
4,820mm190in
4,820mm190in
Width
1,855mm73in
1,855mm73in
Height
1,374mm54in
1,373mm54in
Wheelbase
2,780mm109in
2,780mm109in
Front track
1,558mm61in
1,558mm61in
Rear track
1,596mm63in
1,596mm63in
Trunk volume
450L
300L
Max trunk volume-
350L
Doors
2
2
Seats
4
4
Fuel tank
70L
70L
CO2 emissions
183g/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.

BMW 6 Series (E63) Facelift 2007 635dBMW 6 Series Convertible (E64) Facelift 2007 630iPowerTorque
  • BMW 6 Series (E63) Facelift 2007 635d: Power / Torque
  • BMW 6 Series Convertible (E64) Facelift 2007 630i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW6 Series (E63)Facelift 2007635d4,400 rpm1,750-2,250 rpm4,650 rpm
BMW6 Series Convertible (E64)Facelift 2007630i6,700 rpm2,750-3,000 rpm6,950 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW6 Series (E63)Facelift 2007635dBMW6 Series Convertible (E64)Facelift 2007630i
Acceleration checkpoints
0-60 mph
0-97 km/h
6.0 s
6.4 s
0-100 km/h
0-62 mph
6.3 s
6.7 s
0-200 km/h
0-124 mph
23.0 s
25.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.4 s
2.4 s
330 ft
101 m
6.3 s
6.4 s
1/8 mile
201 m
9.4 s
9.6 s
1000 ft
305 m
12.1 s
12.4 s
1/4 mile
402 m
14.3 s
14.7 s
Trap speed
1/4 mile
402 m
162 km/h
101 mph
158 km/h
98 mph

Power comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007635d
286 hp
213 kW
BMW6 Series Convertible (E64)Facelift 2007630i
272 hp
203 kW

BMW 6 Series (E63) Facelift 2007 635d has 14 hp more than BMW 6 Series Convertible (E64) Facelift 2007 630i.

The biggest power difference is between BMW 6 Series Convertible (E64) Facelift 2007 630i and BMW 6 Series (E63) Facelift 2007 635d: 14 hp (10 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007635d
580 Nm
428 lb-ft
BMW6 Series Convertible (E64)Facelift 2007630i
320 Nm
236 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007635d
1,650 kg
3,638 lb
BMW6 Series Convertible (E64)Facelift 2007630i
1,740 kg
3,836 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007635d
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW6 Series Convertible (E64)Facelift 2007630i
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
BMW6 Series (E63)Facelift 2007635d6.3 s
BMW6 Series Convertible (E64)Facelift 2007630i6.7 s

The biggest 0-100 km/h difference is between BMW 6 Series (E63) Facelift 2007 635d and BMW 6 Series Convertible (E64) Facelift 2007 630i: 0.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007635d
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
BMW6 Series Convertible (E64)Facelift 2007630i
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

The biggest fuel consumption difference is between BMW 6 Series (E63) Facelift 2007 635d and BMW 6 Series Convertible (E64) Facelift 2007 630i: 1.4 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
BMW6 Series (E63)Facelift 2007635d
173 hp/t
129 kW/t
5.8 kg/hp
BMW6 Series Convertible (E64)Facelift 2007630i
156 hp/t
117 kW/t
6.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007635d
1,014 km
630 mi
BMW6 Series Convertible (E64)Facelift 2007630i
843 km
524 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW6 Series (E63)Facelift 2007635d
286 hp
213 kW
6.3 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW6 Series Convertible (E64)Facelift 2007630i
272 hp
203 kW
6.7 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
BMW6 Series (E63)Facelift 2007635d
Power
286 hp
213 kW
0-100 km/h6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
450 L
15.9 cu ft
Length
4,820 mm
189.8 in
Height
1,374 mm
54.1 in
BMW6 Series Convertible (E64)Facelift 2007630i
Power
272 hp
203 kW
0-100 km/h6.7 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
4,820 mm
189.8 in
Height
1,373 mm
54.1 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
BMW6 Series (E63)Facelift 2007635d
Power
286 hp
213 kW
0-100 km/h6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
BMW6 Series Convertible (E64)Facelift 2007630i
Power
272 hp
203 kW
0-100 km/h6.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

BMW 6 Series (E63) Facelift 2007 635d 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
BMW6 Series (E63)Facelift 2007635d
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
6.3 s
BMW6 Series Convertible (E64)Facelift 2007630i
8.3 L/100 km
28.3 mpg US
34.0 mpg UK
6.7 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
BMW6 Series (E63)Facelift 2007635d
173 hp/t
129 kW/t
5.8 kg/hp
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
BMW6 Series Convertible (E64)Facelift 2007630i
156 hp/t
117 kW/t
6.4 kg/hp
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW6 Series (E63)Facelift 2007635dBMW6 Series Convertible (E64)Facelift 2007630i
Power
286 hp
213 kW
272 hp
203 kW
Torque
580 Nm
428 lb-ft
320 Nm
236 lb-ft
Acceleration
6.3 s
6.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,650 kg
3,638 lb
1,740 kg
3,836 lb
Fuel consumption
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
8.3 L/100 km
28.3 mpg US
34.0 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
450 L
15.9 cu ft
Length
4,820 mm
189.8 in
Height
1,374 mm
54.1 in
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,820 mm
189.8 in
Height
1,373 mm
54.1 in
Range score
1,014 km
630 mi
843 km
524 mi
CO2 score
183 g/km
-
Trunk score
450 L
15.9 cu ft
300 L
10.6 cu ft
Power-to-weight score
173 hp/t
129 kW/t
5.8 kg/hp
156 hp/t
117 kW/t
6.4 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 6 Series (E63) Facelift 2007 635dBMW 6 Series Convertible (E64) Facelift 2007 630i
Consumption6.9 L/100 km34.1 mpg US40.9 mpg UK8.3 L/100 km28.3 mpg US34 mpg UK
Cost / 100 km12.08 LC100 km14.53 LC100 km
Cost / 100 mi19.43 LC100 mi23.38 LC100 mi
Annual fuel used1,035 L273 US gal228 UK gal1,245 L329 US gal274 UK gal
Annual fuel cost1,811 LC/year2,179 LC/year

Head-to-head comparisons

BMW 6 Series (E63) Facelift 2007 635d

  • Has 14 hp more
  • Has 260 Nm more
  • Is 90 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Uses 1.4 L/100 km less fuel
  • Has 17 hp/t better power-to-weight
  • Has 171 km (106 mi) more estimated range
  • Has 150 L more trunk volume

Pros

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 6 Series (E63) 635d
BMW 6 Series Convertible (E64) 630i
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2 vehicles selected

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BMW 6 Series (E63) · Facelift 2007 635d vs BMW 6 Series Convertible (E64) · Facelift 2007 630i - car comparison - FastVsFaster