Car comparison

BMW 3 Series Coupe (E46) · Facelift 2003 330CdvsBMW 3 Series Convertible (E46) · Facelift 2003 330Ci

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

New comparison

BMW 3 Series Coupe (E46) · Facelift 2003

330Cd

204 hp2993 ccDieselRWDManualTurbochargedCoupe2003-2006
VS

BMW 3 Series Convertible (E46) · Facelift 2003

330Ci

231 hp2979 ccGasolineRWDAutomaticNaturally aspiratedCabriolet / convertible2003-2006

Comparison overview

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

Best choices

BMW 3 Series Coupe (E46) Facelift 2003 330Cd

  • Quickest 0-100 km/h
    7.2 s
  • Fastest top speed
    242 km/h
    150 mph
  • Highest torque
    410 Nm
    302 lb-ft
  • Lightest
    1,540 kg
    3,395 lb
  • Lowest combined fuel consumption
    6.6 L/100 km
    35.6 mpg US
    42.8 mpg UK
  • Lowest city consumption
    9.1 L/100 km
    25.8 mpg US
    31.0 mpg UK
  • Lowest highway consumption
    5.2 L/100 km
    45.2 mpg US
    54.3 mpg UK
  • Best estimated range
    955 km
    593 mi
  • Largest trunk
    410 L
  • Best overall score
    55/100
  • Best performance score
    54/100
  • Best economy score
    89/100
  • Best practicality score
    56/100

Specification comparison

Specification comparison
ModelBMW3 Series Coupe (E46)Facelift 2003330CdBMW3 Series Convertible (E46)Facelift 2003330Ci
Power
204hp152kW
231hp172kW
Torque
410Nm302lb-ft
300Nm221lb-ft
Curb weight
1,540kg3,395lb
1,695kg3,737lb
Gross weight
2,040kg4,497lb
2,040kg4,497lb
Top speed
242 km/h
150 mph
240 km/h
149 mph
To 99% top speed
94.7s99% target: 240 km/h / 149 mph
Calculated
103.5s99% target: 238 km/h / 148 mph
Calculated
0-100 km/h
7.2s
7.5s
0-200 km/h
29.8s
Calculated
32.6s
Calculated
0-60 mph
6.8s
Calculated
7.1s
Calculated
Fuel consumption
6.6L/100 km35.6mpg US42.8mpg UK
10.2L/100 km23.1mpg US27.7mpg UK
Fuel consumption city
9.1L/100 km25.8mpg US31.0mpg UK
14.9L/100 km15.8mpg US19.0mpg UK
Fuel consumption highway
5.2L/100 km45.2mpg US54.3mpg UK
7.5L/100 km31.4mpg US37.7mpg UK
Quarter mile
15.1s
Calculated
15.4s
Calculated
Power-to-weight
132hp/t99kW/t60hp/1000 lb
Calculated
136hp/t102kW/t62hp/1000 lb
Calculated
Torque-to-weight
266Nm/t178lb-ft/ton
Calculated
177Nm/t118lb-ft/ton
Calculated
Estimated range
955km593mi
Calculated
618km384mi
Calculated
Displacement
2,993cc183cu in
2,979cc182cu in
Length
4,488mm177in
4,488mm177in
Width
1,757mm69in
1,757mm69in
Height
1,369mm54in
1,370mm54in
Wheelbase
2,725mm107in
2,725mm107in
Front track
1,471mm58in
1,471mm58in
Rear track
1,483mm58in
1,483mm58in
Trunk volume
410L
260L
Max trunk volume-
300L
Doors
2
2
Seats
5
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 Coupe (E46) Facelift 2003 330CdBMW 3 Series Convertible (E46) Facelift 2003 330CiPowerTorque
  • BMW 3 Series Coupe (E46) Facelift 2003 330Cd: Power / Torque
  • BMW 3 Series Convertible (E46) Facelift 2003 330Ci: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW3 Series Coupe (E46)Facelift 2003330Cd4,000 rpm1,500 rpm4,250 rpm
BMW3 Series Convertible (E46)Facelift 2003330Ci5,900 rpm3,500 rpm6,150 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW3 Series Coupe (E46)Facelift 2003330CdBMW3 Series Convertible (E46)Facelift 2003330Ci
Acceleration checkpoints
0-60 mph
0-97 km/h
6.8 s
7.1 s
0-100 km/h
0-62 mph
7.2 s
7.5 s
0-200 km/h
0-124 mph
29.8 s
32.6 s
Top speed
242 km/h
150 mph
240 km/h
149 mph
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.6 s
6.6 s
1/8 mile
201 m
9.9 s
10.0 s
1000 ft
305 m
12.8 s
12.9 s
1/4 mile
402 m
15.1 s
15.4 s
Trap speed
1/4 mile
402 m
152 km/h
95 mph
149 km/h
93 mph

Power comparison

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

Chart data table
VehicleValue
BMW3 Series Coupe (E46)Facelift 2003330Cd
204 hp
152 kW
BMW3 Series Convertible (E46)Facelift 2003330Ci
231 hp
172 kW

BMW 3 Series Convertible (E46) Facelift 2003 330Ci has 27 hp more than BMW 3 Series Coupe (E46) Facelift 2003 330Cd.

The biggest power difference is between BMW 3 Series Coupe (E46) Facelift 2003 330Cd and BMW 3 Series Convertible (E46) Facelift 2003 330Ci: 27 hp (20 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW3 Series Coupe (E46)Facelift 2003330Cd
410 Nm
302 lb-ft
BMW3 Series Convertible (E46)Facelift 2003330Ci
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 Coupe (E46)Facelift 2003330Cd
1,540 kg
3,395 lb
BMW3 Series Convertible (E46)Facelift 2003330Ci
1,695 kg
3,737 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 Coupe (E46)Facelift 2003330Cd
242 km/h
150 mph
BMW3 Series Convertible (E46)Facelift 2003330Ci
240 km/h
149 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMW3 Series Coupe (E46)Facelift 2003330Cd7.2 s
BMW3 Series Convertible (E46)Facelift 2003330Ci7.5 s

Although BMW 3 Series Convertible (E46) Facelift 2003 330Ci has more power, BMW 3 Series Coupe (E46) Facelift 2003 330Cd is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between BMW 3 Series Coupe (E46) Facelift 2003 330Cd and BMW 3 Series Convertible (E46) Facelift 2003 330Ci: 0.3 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 Coupe (E46)Facelift 2003330Cd
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
BMW3 Series Convertible (E46)Facelift 2003330Ci
10.2 L/100 km
23.1 mpg US
27.7 mpg UK

The biggest fuel consumption difference is between BMW 3 Series Coupe (E46) Facelift 2003 330Cd and BMW 3 Series Convertible (E46) Facelift 2003 330Ci: 3.6 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 Coupe (E46)Facelift 2003330Cd
132 hp/t
99 kW/t
7.5 kg/hp
BMW3 Series Convertible (E46)Facelift 2003330Ci
136 hp/t
102 kW/t
7.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW3 Series Coupe (E46)Facelift 2003330Cd
955 km
593 mi
BMW3 Series Convertible (E46)Facelift 2003330Ci
618 km
384 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW3 Series Coupe (E46)Facelift 2003330Cd
204 hp
152 kW
7.2 s
242 km/h
150 mph
BMW3 Series Convertible (E46)Facelift 2003330Ci
231 hp
172 kW
7.5 s
240 km/h
149 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 Coupe (E46)Facelift 2003330Cd
Power
204 hp
152 kW
0-100 km/h7.2 s
Top speed
242 km/h
150 mph
Doors/seats
2 doors
5 seats
Trunk
410 L
14.5 cu ft
Length
4,488 mm
176.7 in
Height
1,369 mm
53.9 in
BMW3 Series Convertible (E46)Facelift 2003330Ci
Power
231 hp
172 kW
0-100 km/h7.5 s
Top speed
240 km/h
149 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 Coupe (E46)Facelift 2003330Cd
Power
204 hp
152 kW
0-100 km/h7.2 s
Top speed
242 km/h
150 mph
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
BMW3 Series Convertible (E46)Facelift 2003330Ci
Power
231 hp
172 kW
0-100 km/h7.5 s
Top speed
240 km/h
149 mph
10.2 L/100 km
23.1 mpg US
27.7 mpg UK

BMW 3 Series Coupe (E46) Facelift 2003 330Cd 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 Coupe (E46)Facelift 2003330Cd
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
7.2 s
BMW3 Series Convertible (E46)Facelift 2003330Ci
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 Coupe (E46)Facelift 2003330Cd
132 hp/t
99 kW/t
7.5 kg/hp
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
BMW3 Series Convertible (E46)Facelift 2003330Ci
136 hp/t
102 kW/t
7.3 kg/hp
10.2 L/100 km
23.1 mpg US
27.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW3 Series Coupe (E46)Facelift 2003330CdBMW3 Series Convertible (E46)Facelift 2003330Ci
Power
204 hp
152 kW
231 hp
172 kW
Torque
410 Nm
302 lb-ft
300 Nm
221 lb-ft
Acceleration
7.2 s
7.5 s
Top speed
242 km/h
150 mph
240 km/h
149 mph
Lightness
1,540 kg
3,395 lb
1,695 kg
3,737 lb
Fuel consumption
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
Practicality
Doors/seats
2 doors
5 seats
Trunk
410 L
14.5 cu ft
Length
4,488 mm
176.7 in
Height
1,369 mm
53.9 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
955 km
593 mi
618 km
384 mi
CO2 score
-
244 g/km
Trunk score
410 L
14.5 cu ft
260 L
9.2 cu ft
Power-to-weight score
132 hp/t
99 kW/t
7.5 kg/hp
136 hp/t
102 kW/t
7.3 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 3 Series Coupe (E46) Facelift 2003 330CdBMW 3 Series Convertible (E46) Facelift 2003 330Ci
Consumption6.6 L/100 km35.6 mpg US42.8 mpg UK10.2 L/100 km23.1 mpg US27.7 mpg UK
Cost / 100 km11.55 LC100 km17.85 LC100 km
Cost / 100 mi18.59 LC100 mi28.73 LC100 mi
Annual fuel used990 L262 US gal218 UK gal1,530 L404 US gal337 UK gal
Annual fuel cost1,733 LC/year2,678 LC/year

Head-to-head comparisons

BMW 3 Series Coupe (E46) Facelift 2003 330Cd

  • Has 110 Nm more
  • Is 155 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 2 km/h (1 mph) higher top speed
  • Uses 3.6 L/100 km less fuel
  • Has 337 km (209 mi) more estimated range
  • Has 150 L more trunk volume

Pros

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

Cons

  • Lowest power

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 3 Series Coupe (E46) 330Cd
BMW 3 Series Convertible (E46) 330Ci
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BMW 3 Series Coupe (E46) · Facelift 2003 330Cd vs BMW 3 Series Convertible (E46) · Facelift 2003 330Ci - car comparison - FastVsFaster