Car comparison

BMW 6 Series (E63) · Facelift 2007 630ivsBMW 6 Series (E24) · Facelift 1987 M 635CSi

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

New comparison

BMW 6 Series (E63) · Facelift 2007

630i

272 hp2996 ccGasolineRWDManualNaturally aspiratedCoupe2007-2010
VS

BMW 6 Series (E24) · Facelift 1987

M 635CSi

260 hp3453 ccGasolineRWDManualNaturally aspiratedCoupe1987-1989

Comparison overview

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

Best choices

BMW 6 Series (E63) Facelift 2007 630i

  • Quickest 0-100 km/h
    6.2 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    272 hp
    203 kW
  • Best power-to-weight
    178 hp/t
    133 kW/t
    5.6 kg/hp
  • Lowest combined fuel consumption
    7.9 L/100 km
    29.8 mpg US
    35.8 mpg UK
  • Lowest city consumption
    11.2 L/100 km
    21.0 mpg US
    25.2 mpg UK
  • Lowest highway consumption
    6.0 L/100 km
    39.2 mpg US
    47.1 mpg UK
  • Best estimated range
    886 km
    551 mi
  • Largest trunk
    450 L
  • Best overall score
    58/100
  • Best performance score
    61/100
  • Best economy score
    86/100
  • Best practicality score
    53/100

Specification comparison

Specification comparison
ModelBMW6 Series (E63)Facelift 2007630iBMW6 Series (E24)Facelift 1987M 635CSi
Power
272hp203kW
260hp194kW
Torque
320Nm236lb-ft
330Nm243lb-ft
Curb weight
1,530kg3,373lb
1,515kg3,340lb
Gross weight
1,980kg4,365lb
1,865kg4,112lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
242 km/h
150 mph
To 99% top speed
84.9s99% target: 257 km/h / 160 mph
Calculated
92.7s99% target: 240 km/h / 149 mph
Calculated
0-100 km/h
6.2s
6.9s
0-200 km/h
22.4s
Calculated
28.9s
Calculated
0-60 mph
5.9s
Calculated
6.5s
Calculated
Fuel consumption
7.9L/100 km29.8mpg US35.8mpg UK
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption city
11.2L/100 km21mpg US25.2mpg UK
17.6L/100 km13.4mpg US16.1mpg UK
Fuel consumption highway
6L/100 km39.2mpg US47.1mpg UK
8.1L/100 km29mpg US34.9mpg UK
Quarter mile
14.3s
Calculated
14.9s
Calculated
Power-to-weight
178hp/t133kW/t81hp/1000 lb
Calculated
172hp/t128kW/t78hp/1000 lb
Calculated
Torque-to-weight
209Nm/t140lb-ft/ton
Calculated
218Nm/t146lb-ft/ton
Calculated
Estimated range
886km551mi
Calculated
588km366mi
Calculated
Displacement
2,996cc183cu in
3,453cc211cu in
Length
4,820mm190in
4,815mm190in
Width
1,855mm73in
1,725mm68in
Height
1,374mm54in
1,355mm53in
Wheelbase
2,780mm109in
2,625mm103in
Front track
1,558mm61in
1,430mm56in
Rear track
1,596mm63in
1,464mm58in
Trunk volume
450L
335L
Doors
2
2
Seats
4
4
Fuel tank
70L
70L

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 630iBMW 6 Series (E24) Facelift 1987 M 635CSiPowerTorque
  • BMW 6 Series (E63) Facelift 2007 630i: Power / Torque
  • BMW 6 Series (E24) Facelift 1987 M 635CSi: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW6 Series (E63)Facelift 2007630i6,700 rpm2,750-3,000 rpm6,950 rpm
BMW6 Series (E24)Facelift 1987M 635CSi6,500 rpm4,500 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW6 Series (E63)Facelift 2007630iBMW6 Series (E24)Facelift 1987M 635CSi
Acceleration checkpoints
0-60 mph
0-97 km/h
5.9 s
6.5 s
0-100 km/h
0-62 mph
6.2 s
6.9 s
0-200 km/h
0-124 mph
22.4 s
28.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
242 km/h
150 mph
Drag race simulation
60 ft
18 m
2.4 s
2.4 s
330 ft
101 m
6.2 s
6.4 s
1/8 mile
201 m
9.4 s
9.7 s
1000 ft
305 m
12.0 s
12.5 s
1/4 mile
402 m
14.3 s
14.9 s
Trap speed
1/4 mile
402 m
164 km/h
102 mph
154 km/h
96 mph

Power comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007630i
272 hp
203 kW
BMW6 Series (E24)Facelift 1987M 635CSi
260 hp
194 kW

BMW 6 Series (E63) Facelift 2007 630i has 12 hp more than BMW 6 Series (E24) Facelift 1987 M 635CSi.

The biggest power difference is between BMW 6 Series (E24) Facelift 1987 M 635CSi and BMW 6 Series (E63) Facelift 2007 630i: 12 hp (9 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007630i
320 Nm
236 lb-ft
BMW6 Series (E24)Facelift 1987M 635CSi
330 Nm
243 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007630i
1,530 kg
3,373 lb
BMW6 Series (E24)Facelift 1987M 635CSi
1,515 kg
3,340 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 2007630i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW6 Series (E24)Facelift 1987M 635CSi
242 km/h
150 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 2007630i6.2 s
BMW6 Series (E24)Facelift 1987M 635CSi6.9 s

The biggest 0-100 km/h difference is between BMW 6 Series (E63) Facelift 2007 630i and BMW 6 Series (E24) Facelift 1987 M 635CSi: 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
BMW6 Series (E63)Facelift 2007630i
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
BMW6 Series (E24)Facelift 1987M 635CSi
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

The biggest fuel consumption difference is between BMW 6 Series (E63) Facelift 2007 630i and BMW 6 Series (E24) Facelift 1987 M 635CSi: 4.0 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 2007630i
178 hp/t
133 kW/t
5.6 kg/hp
BMW6 Series (E24)Facelift 1987M 635CSi
172 hp/t
128 kW/t
5.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW6 Series (E63)Facelift 2007630i
886 km
551 mi
BMW6 Series (E24)Facelift 1987M 635CSi
588 km
366 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW6 Series (E63)Facelift 2007630i
272 hp
203 kW
6.2 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW6 Series (E24)Facelift 1987M 635CSi
260 hp
194 kW
6.9 s
242 km/h
150 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 2007630i
Power
272 hp
203 kW
0-100 km/h6.2 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 (E24)Facelift 1987M 635CSi
Power
260 hp
194 kW
0-100 km/h6.9 s
Top speed
242 km/h
150 mph
Doors/seats
2 doors
4 seats
Trunk
335 L
11.8 cu ft
Length
4,815 mm
189.6 in
Height
1,355 mm
53.3 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 2007630i
Power
272 hp
203 kW
0-100 km/h6.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
BMW6 Series (E24)Facelift 1987M 635CSi
Power
260 hp
194 kW
0-100 km/h6.9 s
Top speed
242 km/h
150 mph
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

BMW 6 Series (E63) Facelift 2007 630i 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 2007630i
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
6.2 s
BMW6 Series (E24)Facelift 1987M 635CSi
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
6.9 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 2007630i
178 hp/t
133 kW/t
5.6 kg/hp
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
BMW6 Series (E24)Facelift 1987M 635CSi
172 hp/t
128 kW/t
5.8 kg/hp
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW6 Series (E63)Facelift 2007630iBMW6 Series (E24)Facelift 1987M 635CSi
Power
272 hp
203 kW
260 hp
194 kW
Torque
320 Nm
236 lb-ft
330 Nm
243 lb-ft
Acceleration
6.2 s
6.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
242 km/h
150 mph
Lightness
1,530 kg
3,373 lb
1,515 kg
3,340 lb
Fuel consumption
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
11.9 L/100 km
19.8 mpg US
23.7 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
335 L
11.8 cu ft
Length
4,815 mm
189.6 in
Height
1,355 mm
53.3 in
Range score
886 km
551 mi
588 km
366 mi
Trunk score
450 L
15.9 cu ft
335 L
11.8 cu ft
Power-to-weight score
178 hp/t
133 kW/t
5.6 kg/hp
172 hp/t
128 kW/t
5.8 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 630iBMW 6 Series (E24) Facelift 1987 M 635CSi
Consumption7.9 L/100 km29.8 mpg US35.8 mpg UK11.9 L/100 km19.8 mpg US23.7 mpg UK
Cost / 100 km13.83 LC100 km20.83 LC100 km
Cost / 100 mi22.25 LC100 mi33.51 LC100 mi
Annual fuel used1,185 L313 US gal261 UK gal1,785 L472 US gal393 UK gal
Annual fuel cost2,074 LC/year3,124 LC/year

Head-to-head comparisons

BMW 6 Series (E63) Facelift 2007 630i

  • Has 12 hp more
  • Is 0.7 s quicker from 0-100 km/h
  • Has 18 km/h (11 mph) higher top speed
  • Uses 4.0 L/100 km less fuel
  • Has 6 hp/t better power-to-weight
  • Has 298 km (185 mi) more estimated range
  • Has 115 L more trunk volume

Pros

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

Cons

  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 6 Series (E63) 630i
BMW 6 Series (E24) M 635CSi
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BMW 6 Series (E63) · Facelift 2007 630i vs BMW 6 Series (E24) · Facelift 1987 M 635CSi - car comparison - FastVsFaster