Car comparison

BMW 3 Series Convertible (E93) 330ivsBMW 3 Series Convertible (E46) 330Ci

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

New comparison

BMW 3 Series Convertible (E93)

330i

272 hp2996 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2007-2010
VS

BMW 3 Series Convertible (E46)

330Ci

231 hp2979 ccGasolineRWDAutomaticNaturally aspiratedCabriolet / convertible2000-2003

Comparison overview

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

Best choices

BMW 3 Series Convertible (E93) 330i

  • Quickest 0-100 km/h
    6.5 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    272 hp
    203 kW
  • Highest torque
    315 Nm
    232 lb-ft
  • Best power-to-weight
    153 hp/t
    114 kW/t
    6.5 kg/hp
  • Lowest combined fuel consumption
    7.8 L/100 km
    30.2 mpg US
    36.2 mpg UK
  • Lowest city consumption
    10.5 L/100 km
    22.4 mpg US
    26.9 mpg UK
  • Lowest highway consumption
    6.0 L/100 km
    39.2 mpg US
    47.1 mpg UK
  • Best estimated range
    808 km
    502 mi
  • Best overall score
    53/100
  • Best performance score
    59/100
  • Best economy score
    86/100

Specification comparison

Specification comparison
ModelBMW3 Series Convertible (E93)330iBMW3 Series Convertible (E46)330Ci
Power
272hp203kW
231hp172kW
Torque
315Nm232lb-ft
300Nm221lb-ft
Curb weight
1,780kg3,924lb
1,645kg3,627lb
Gross weight
2,135kg4,707lb
1,680kg3,704lb
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
91.2s99% target: 257 km/h / 160 mph
Calculated
103.4s99% target: 248 km/h / 154 mph
Calculated
0-100 km/h
6.5s
7.5s
0-200 km/h
23.8s
Calculated
29.5s
Calculated
0-60 mph
6.2s
Calculated
7.1s
Calculated
Fuel consumption
7.8L/100 km30.2mpg US36.2mpg UK
10.2L/100 km23.1mpg US27.7mpg UK
Fuel consumption city
10.5L/100 km22.4mpg US26.9mpg UK
14.9L/100 km15.8mpg US19.0mpg UK
Fuel consumption highway
6L/100 km39.2mpg US47.1mpg UK
7.5L/100 km31.4mpg US37.7mpg UK
Quarter mile
14.5s
Calculated
15.4s
Calculated
Power-to-weight
153hp/t114kW/t69hp/1000 lb
Calculated
140hp/t105kW/t64hp/1000 lb
Calculated
Torque-to-weight
177Nm/t118lb-ft/ton
Calculated
182Nm/t122lb-ft/ton
Calculated
Estimated range
808km502mi
Calculated
618km384mi
Calculated
Displacement
2,996cc183cu in
2,979cc182cu in
Length
4,580mm180in
4,488mm177in
Width
1,782mm70in
1,757mm69in
Height
1,384mm54in
1,370mm54in
Wheelbase
2,760mm109in
2,725mm107in
Front track
1,500mm59in
1,471mm58in
Rear track
1,513mm60in
1,483mm58in
Ground clearance
138mm5in
-
Trunk volume
210L
260L
Max trunk volume
350L
300L
Doors
2
2
Seats
4
4
Fuel tank
63L
63L
CO2 emissions-
244g/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 3 Series Convertible (E93) 330iBMW 3 Series Convertible (E46) 330CiPowerTorque
  • BMW 3 Series Convertible (E93) 330i: Power / Torque
  • BMW 3 Series Convertible (E46) 330Ci: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW3 Series Convertible (E93)330i6,650 rpm2,750 rpm6,900 rpm
BMW3 Series Convertible (E46)330Ci5,900 rpm3,500 rpm6,150 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW3 Series Convertible (E93)330iBMW3 Series Convertible (E46)330Ci
Acceleration checkpoints
0-60 mph
0-97 km/h
6.2 s
7.1 s
0-100 km/h
0-62 mph
6.5 s
7.5 s
0-200 km/h
0-124 mph
23.8 s
29.5 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
6.3 s
6.7 s
1/8 mile
201 m
9.5 s
10.1 s
1000 ft
305 m
12.3 s
13.0 s
1/4 mile
402 m
14.5 s
15.4 s
Trap speed
1/4 mile
402 m
161 km/h
100 mph
152 km/h
94 mph

Power comparison

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

Chart data table
VehicleValue
BMW3 Series Convertible (E93)330i
272 hp
203 kW
BMW3 Series Convertible (E46)330Ci
231 hp
172 kW

BMW 3 Series Convertible (E93) 330i has 41 hp more than BMW 3 Series Convertible (E46) 330Ci.

The biggest power difference is between BMW 3 Series Convertible (E46) 330Ci and BMW 3 Series Convertible (E93) 330i: 41 hp (31 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW3 Series Convertible (E93)330i
315 Nm
232 lb-ft
BMW3 Series Convertible (E46)330Ci
300 Nm
221 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW3 Series Convertible (E93)330i
1,780 kg
3,924 lb
BMW3 Series Convertible (E46)330Ci
1,645 kg
3,627 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMW3 Series Convertible (E93)330i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW3 Series Convertible (E46)330Ci
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
BMW3 Series Convertible (E93)330i6.5 s
BMW3 Series Convertible (E46)330Ci7.5 s

The biggest 0-100 km/h difference is between BMW 3 Series Convertible (E93) 330i and BMW 3 Series Convertible (E46) 330Ci: 1.0 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMW3 Series Convertible (E93)330i
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
BMW3 Series Convertible (E46)330Ci
10.2 L/100 km
23.1 mpg US
27.7 mpg UK

The biggest fuel consumption difference is between BMW 3 Series Convertible (E93) 330i and BMW 3 Series Convertible (E46) 330Ci: 2.4 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
BMW3 Series Convertible (E93)330i
153 hp/t
114 kW/t
6.5 kg/hp
BMW3 Series Convertible (E46)330Ci
140 hp/t
105 kW/t
7.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW3 Series Convertible (E93)330i
808 km
502 mi
BMW3 Series Convertible (E46)330Ci
618 km
384 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW3 Series Convertible (E93)330i
272 hp
203 kW
6.5 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW3 Series Convertible (E46)330Ci
231 hp
172 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
BMW3 Series Convertible (E93)330i
Power
272 hp
203 kW
0-100 km/h6.5 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
4,580 mm
180.3 in
Height
1,384 mm
54.5 in
BMW3 Series Convertible (E46)330Ci
Power
231 hp
172 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
260 L
9.2 cu ft
Length
4,488 mm
176.7 in
Height
1,370 mm
53.9 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
BMW3 Series Convertible (E93)330i
Power
272 hp
203 kW
0-100 km/h6.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
BMW3 Series Convertible (E46)330Ci
Power
231 hp
172 kW
0-100 km/h7.5 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
10.2 L/100 km
23.1 mpg US
27.7 mpg UK

BMW 3 Series Convertible (E93) 330i 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
BMW3 Series Convertible (E93)330i
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
6.5 s
BMW3 Series Convertible (E46)330Ci
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
7.5 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
BMW3 Series Convertible (E93)330i
153 hp/t
114 kW/t
6.5 kg/hp
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
BMW3 Series Convertible (E46)330Ci
140 hp/t
105 kW/t
7.1 kg/hp
10.2 L/100 km
23.1 mpg US
27.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW3 Series Convertible (E93)330iBMW3 Series Convertible (E46)330Ci
Power
272 hp
203 kW
231 hp
172 kW
Torque
315 Nm
232 lb-ft
300 Nm
221 lb-ft
Acceleration
6.5 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
1,780 kg
3,924 lb
1,645 kg
3,627 lb
Fuel consumption
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
210 L
7.4 cu ft
Length
4,580 mm
180.3 in
Height
1,384 mm
54.5 in
Doors/seats
2 doors
4 seats
Trunk
260 L
9.2 cu ft
Length
4,488 mm
176.7 in
Height
1,370 mm
53.9 in
Range score
808 km
502 mi
618 km
384 mi
CO2 score
-
244 g/km
Trunk score
210 L
7.4 cu ft
260 L
9.2 cu ft
Power-to-weight score
153 hp/t
114 kW/t
6.5 kg/hp
140 hp/t
105 kW/t
7.1 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 3 Series Convertible (E93) 330iBMW 3 Series Convertible (E46) 330Ci
Consumption7.8 L/100 km30.2 mpg US36.2 mpg UK10.2 L/100 km23.1 mpg US27.7 mpg UK
Cost / 100 km13.65 LC100 km17.85 LC100 km
Cost / 100 mi21.97 LC100 mi28.73 LC100 mi
Annual fuel used1,170 L309 US gal257 UK gal1,530 L404 US gal337 UK gal
Annual fuel cost2,048 LC/year2,678 LC/year

Head-to-head comparisons

BMW 3 Series Convertible (E93) 330i

  • Has 41 hp more
  • Has 15 Nm more
  • Is 1.0 s quicker from 0-100 km/h
  • Has 10 km/h (6 mph) higher top speed
  • Uses 2.4 L/100 km less fuel
  • Has 12 hp/t better power-to-weight
  • Has 190 km (118 mi) more estimated range

Pros

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

Cons

  • Heaviest
  • Smallest trunk

BMW 3 Series Convertible (E46) 330Ci

  • Is 135 kg lighter
  • Has 50 L more trunk volume

Pros

  • Lightest
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 3 Series Convertible (E93) 330i
BMW 3 Series Convertible (E46) 330Ci
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