Car comparison

BMW 6 Series Convertible (E64) 630ivsVolvo C70 Convertible 2.3 i 20V T5

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

New comparison

BMW 6 Series Convertible (E64)

630i

258 hp2996 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2004-2007
VS

Volvo C70 Convertible

2.3 i 20V T5

245 hp2319 ccGasolineFWDManualTurbochargedCabriolet / convertible2003-2005

Comparison overview

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

Best choices

BMW 6 Series Convertible (E64) 630i

  • Quickest 0-100 km/h
    6.9 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    258 hp
    192 kW
  • Lowest city consumption
    13.6 L/100 km
    17.3 mpg US
    20.8 mpg UK
  • Lowest highway consumption
    7.3 L/100 km
    32.2 mpg US
    38.7 mpg UK
  • Largest trunk
    300 L
  • Best overall score
    53/100
  • Best performance score
    57/100
  • Best economy score
    81/100
  • Best practicality score
    45/100

Specification comparison

Specification comparison
ModelBMW6 Series Convertible (E64)630iVolvoC70 Convertible2.3 i 20V T5
Power
258hp192kW
245hp183kW
Torque
300Nm221lb-ft
330Nm243lb-ft
Curb weight
1,685kg3,715lb
1,580kg3,483lb
Gross weight
2,085kg4,597lb
2,020kg4,453lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Calculated
To 99% top speed
101.6s99% target: 257 km/h / 160 mph
Calculated
104.6s99% target: 248 km/h / 154 mph
Calculated
0-100 km/h
6.9s
7.5s
0-200 km/h
25.9s
Calculated
29.7s
Calculated
0-60 mph
6.5s
Calculated
7.1s
Calculated
Fuel consumption
9.6L/100 km24.5mpg US29.4mpg UK
-
Fuel consumption city
13.6L/100 km17.3mpg US20.8mpg UK
13.6L/100 km17.3mpg US20.8mpg UK
Fuel consumption highway
7.3L/100 km32.2mpg US38.7mpg UK
7.8L/100 km30.2mpg US36.2mpg UK
Quarter mile
14.9s
Calculated
15.4s
Calculated
Power-to-weight
153hp/t114kW/t69hp/1000 lb
Calculated
155hp/t116kW/t70hp/1000 lb
Calculated
Torque-to-weight
178Nm/t119lb-ft/ton
Calculated
209Nm/t140lb-ft/ton
Calculated
Estimated range
729km453mi
Calculated
-
Displacement
2,996cc183cu in
2,319cc142cu in
Length
4,820mm190in
4,716mm186in
Width
1,855mm73in
1,817mm72in
Height
1,373mm54in
1,429mm56in
Wheelbase
2,780mm109in
2,660mm105in
Front track
1,558mm61in
1,520mm60in
Rear track
1,596mm63in
1,520mm60in
Trunk volume
300L
262L
Max trunk volume
350L
-
Doors
2
2
Seats
4
4
Fuel tank
70L
68L

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 Convertible (E64) 630iVolvo C70 Convertible 2.3 i 20V T5PowerTorque
  • BMW 6 Series Convertible (E64) 630i: Power / Torque
  • Volvo C70 Convertible 2.3 i 20V T5: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW6 Series Convertible (E64)630i6,600 rpm2,500 rpm6,850 rpm
VolvoC70 Convertible2.3 i 20V T55,400 rpm2,400 rpm5,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW6 Series Convertible (E64)630iVolvoC70 Convertible2.3 i 20V T5
Acceleration checkpoints
0-60 mph
0-97 km/h
6.5 s
7.1 s
0-100 km/h
0-62 mph
6.9 s
7.5 s
0-200 km/h
0-124 mph
25.9 s
29.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Likely limited
Drag race simulation
60 ft
18 m
2.4 s
2.5 s
330 ft
101 m
6.5 s
6.7 s
1/8 mile
201 m
9.7 s
10.1 s
1000 ft
305 m
12.5 s
13.0 s
1/4 mile
402 m
14.9 s
15.4 s
Trap speed
1/4 mile
402 m
157 km/h
97 mph
151 km/h
94 mph

Power comparison

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

Chart data table
VehicleValue
BMW6 Series Convertible (E64)630i
258 hp
192 kW
VolvoC70 Convertible2.3 i 20V T5
245 hp
183 kW

BMW 6 Series Convertible (E64) 630i has 13 hp more than Volvo C70 Convertible 2.3 i 20V T5.

The biggest power difference is between Volvo C70 Convertible 2.3 i 20V T5 and BMW 6 Series Convertible (E64) 630i: 13 hp (10 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW6 Series Convertible (E64)630i
300 Nm
221 lb-ft
VolvoC70 Convertible2.3 i 20V T5
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 Convertible (E64)630i
1,685 kg
3,715 lb
VolvoC70 Convertible2.3 i 20V T5
1,580 kg
3,483 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 Convertible (E64)630i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
VolvoC70 Convertible2.3 i 20V T5
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMW6 Series Convertible (E64)630i6.9 s
VolvoC70 Convertible2.3 i 20V T57.5 s

The biggest 0-100 km/h difference is between BMW 6 Series Convertible (E64) 630i and Volvo C70 Convertible 2.3 i 20V T5: 0.6 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
BMW6 Series Convertible (E64)630i
153 hp/t
114 kW/t
6.5 kg/hp
VolvoC70 Convertible2.3 i 20V T5
155 hp/t
116 kW/t
6.4 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW6 Series Convertible (E64)630i
258 hp
192 kW
6.9 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
VolvoC70 Convertible2.3 i 20V T5
245 hp
183 kW
7.5 s
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 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 Convertible (E64)630i
Power
258 hp
192 kW
0-100 km/h6.9 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
VolvoC70 Convertible2.3 i 20V T5
Power
245 hp
183 kW
0-100 km/h7.5 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Doors/seats
2 doors
4 seats
Trunk
262 L
9.3 cu ft
Length
4,716 mm
185.7 in
Height
1,429 mm
56.3 in

Detailed score breakdown

Detailed score breakdown
VehicleBMW6 Series Convertible (E64)630iVolvoC70 Convertible2.3 i 20V T5
Power
258 hp
192 kW
245 hp
183 kW
Torque
300 Nm
221 lb-ft
330 Nm
243 lb-ft
Acceleration
6.9 s
7.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Lightness
1,685 kg
3,715 lb
1,580 kg
3,483 lb
Fuel consumption
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
-
Practicality
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
Doors/seats
2 doors
4 seats
Trunk
262 L
9.3 cu ft
Length
4,716 mm
185.7 in
Height
1,429 mm
56.3 in
Range score
729 km
453 mi
-
Trunk score
300 L
10.6 cu ft
262 L
9.3 cu ft
Power-to-weight score
153 hp/t
114 kW/t
6.5 kg/hp
155 hp/t
116 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 Convertible (E64) 630i
Consumption9.6 L/100 km24.5 mpg US29.4 mpg UK
Cost / 100 km16.80 LC100 km
Cost / 100 mi27.04 LC100 mi
Annual fuel used1,440 L380 US gal317 UK gal
Annual fuel cost2,520 LC/year

Head-to-head comparisons

BMW 6 Series Convertible (E64) 630i

  • Has 13 hp more
  • Is 0.6 s quicker from 0-100 km/h
  • Has 10 km/h (6 mph) higher top speed
  • Has 38 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Largest trunk

Cons

  • Heaviest

Volvo C70 Convertible 2.3 i 20V T5

  • Has 30 Nm more
  • Is 105 kg lighter
  • Has 2 hp/t better power-to-weight

Pros

  • Highest torque
  • Lightest
  • Best power-to-weight ratio

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 6 Series Convertible (E64) 630i
Volvo C70 Convertible 2.3 i 20V T5
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