Car comparison

BMW M3 Convertible (E46) 3.2i 24VvsBMW M3 Convertible (E30) 2.3

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

New comparison

BMW M3 Convertible (E46)

3.2i 24V

343 hp3246 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2001-2006
VS

BMW M3 Convertible (E30)

2.3

215 hp2302 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible1989-1991

Comparison overview

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

Best choices

BMW M3 Convertible (E30) 2.3

  • Lightest
    1,360 kg
    2,998 lb
  • Lowest combined fuel consumption
    8.0 L/100 km
    29.4 mpg US
    35.3 mpg UK
  • Lowest city consumption
    12.5 L/100 km
    18.8 mpg US
    22.6 mpg UK
  • Lowest highway consumption
    6.6 L/100 km
    35.6 mpg US
    42.8 mpg UK
  • Best estimated range
    775 km
    482 mi
  • Largest trunk
    303 L
  • Best economy score
    85/100
  • Best practicality score
    45/100

BMW M3 Convertible (E46) 3.2i 24V

  • Quickest 0-100 km/h
    5.5 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    343 hp
    256 kW
  • Highest torque
    365 Nm
    269 lb-ft
  • Best power-to-weight
    207 hp/t
    155 kW/t
    4.8 kg/hp
  • Best overall score
    59/100
  • Best performance score
    66/100

Specification comparison

Specification comparison
ModelBMWM3 Convertible (E46)3.2i 24VBMWM3 Convertible (E30)2.3
Power
343hp256kW
215hp160kW
Torque
365Nm269lb-ft
230Nm170lb-ft
Curb weight
1,655kg3,649lb
1,360kg2,998lb
Gross weight
2,100kg4,630lb
1,720kg3,792lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
239 km/h
149 mph
To 99% top speed
76.2s99% target: 257 km/h / 160 mph
Calculated
92.7s99% target: 237 km/h / 147 mph
Calculated
0-100 km/h
5.5s
7.3s
0-200 km/h
20.0s
Calculated
30.7s
Calculated
0-60 mph
5.2s
Calculated
6.9s
Calculated
Fuel consumption
12.1L/100 km19.4mpg US23.3mpg UK
8L/100 km29.4mpg US35.3mpg UK
Fuel consumption city
17.9L/100 km13.1mpg US15.8mpg UK
12.5L/100 km18.8mpg US22.6mpg UK
Fuel consumption highway
8.8L/100 km26.7mpg US32.1mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Quarter mile
13.6s
Calculated
15.2s
Calculated
Power-to-weight
207hp/t155kW/t94hp/1000 lb
Calculated
158hp/t118kW/t72hp/1000 lb
Calculated
Torque-to-weight
221Nm/t148lb-ft/ton
Calculated
169Nm/t113lb-ft/ton
Calculated
Estimated range
521km324mi
Calculated
775km482mi
Calculated
Displacement
3,246cc198cu in
2,302cc140cu in
Length
4,492mm177in
4,345mm171in
Width
1,780mm70in
1,680mm66in
Height
1,363mm54in
1,370mm54in
Wheelbase
2,731mm108in
2,565mm101in
Front track
1,508mm59in
1,414mm56in
Rear track
1,525mm60in
1,435mm56in
Trunk volume
300L
303L
Doors
2
2
Seats
4
4
Fuel tank
63L
62L

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 M3 Convertible (E46) 3.2i 24VBMW M3 Convertible (E30) 2.3PowerTorque
  • BMW M3 Convertible (E46) 3.2i 24V: Power / Torque
  • BMW M3 Convertible (E30) 2.3: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWM3 Convertible (E46)3.2i 24V7,900 rpm4,900 rpm8,150 rpm
BMWM3 Convertible (E30)2.36,750 rpm4,600 rpm7,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWM3 Convertible (E46)3.2i 24VBMWM3 Convertible (E30)2.3
Acceleration checkpoints
0-60 mph
0-97 km/h
5.2 s
6.9 s
0-100 km/h
0-62 mph
5.5 s
7.3 s
0-200 km/h
0-124 mph
20.0 s
30.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
239 km/h
149 mph
Drag race simulation
60 ft
18 m
2.2 s
2.5 s
330 ft
101 m
5.9 s
6.6 s
1/8 mile
201 m
8.9 s
10.0 s
1000 ft
305 m
11.5 s
12.8 s
1/4 mile
402 m
13.6 s
15.2 s
Trap speed
1/4 mile
402 m
170 km/h
105 mph
152 km/h
94 mph

Power comparison

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

Chart data table
VehicleValue
BMWM3 Convertible (E46)3.2i 24V
343 hp
256 kW
BMWM3 Convertible (E30)2.3
215 hp
160 kW

BMW M3 Convertible (E46) 3.2i 24V has 128 hp more than BMW M3 Convertible (E30) 2.3.

The biggest power difference is between BMW M3 Convertible (E30) 2.3 and BMW M3 Convertible (E46) 3.2i 24V: 128 hp (95 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWM3 Convertible (E46)3.2i 24V
365 Nm
269 lb-ft
BMWM3 Convertible (E30)2.3
230 Nm
170 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWM3 Convertible (E46)3.2i 24V
1,655 kg
3,649 lb
BMWM3 Convertible (E30)2.3
1,360 kg
2,998 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMWM3 Convertible (E46)3.2i 24V
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWM3 Convertible (E30)2.3
239 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
BMWM3 Convertible (E46)3.2i 24V5.5 s
BMWM3 Convertible (E30)2.37.3 s

The biggest 0-100 km/h difference is between BMW M3 Convertible (E46) 3.2i 24V and BMW M3 Convertible (E30) 2.3: 1.8 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMWM3 Convertible (E46)3.2i 24V
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
BMWM3 Convertible (E30)2.3
8.0 L/100 km
29.4 mpg US
35.3 mpg UK

The biggest fuel consumption difference is between BMW M3 Convertible (E30) 2.3 and BMW M3 Convertible (E46) 3.2i 24V: 4.1 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
BMWM3 Convertible (E46)3.2i 24V
207 hp/t
155 kW/t
4.8 kg/hp
BMWM3 Convertible (E30)2.3
158 hp/t
118 kW/t
6.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMWM3 Convertible (E46)3.2i 24V
521 km
324 mi
BMWM3 Convertible (E30)2.3
775 km
482 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWM3 Convertible (E46)3.2i 24V
343 hp
256 kW
5.5 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWM3 Convertible (E30)2.3
215 hp
160 kW
7.3 s
239 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
BMWM3 Convertible (E46)3.2i 24V
Power
343 hp
256 kW
0-100 km/h5.5 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
4,492 mm
176.9 in
Height
1,363 mm
53.7 in
BMWM3 Convertible (E30)2.3
Power
215 hp
160 kW
0-100 km/h7.3 s
Top speed
239 km/h
149 mph
Doors/seats
2 doors
4 seats
Trunk
303 L
10.7 cu ft
Length
4,345 mm
171.1 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
BMWM3 Convertible (E46)3.2i 24V
Power
343 hp
256 kW
0-100 km/h5.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
BMWM3 Convertible (E30)2.3
Power
215 hp
160 kW
0-100 km/h7.3 s
Top speed
239 km/h
149 mph
8.0 L/100 km
29.4 mpg US
35.3 mpg UK

BMW M3 Convertible (E46) 3.2i 24V 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
BMWM3 Convertible (E46)3.2i 24V
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
5.5 s
BMWM3 Convertible (E30)2.3
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
7.3 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
BMWM3 Convertible (E46)3.2i 24V
207 hp/t
155 kW/t
4.8 kg/hp
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
BMWM3 Convertible (E30)2.3
158 hp/t
118 kW/t
6.3 kg/hp
8.0 L/100 km
29.4 mpg US
35.3 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWM3 Convertible (E46)3.2i 24VBMWM3 Convertible (E30)2.3
Power
343 hp
256 kW
215 hp
160 kW
Torque
365 Nm
269 lb-ft
230 Nm
170 lb-ft
Acceleration
5.5 s
7.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
239 km/h
149 mph
Lightness
1,655 kg
3,649 lb
1,360 kg
2,998 lb
Fuel consumption
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,492 mm
176.9 in
Height
1,363 mm
53.7 in
Doors/seats
2 doors
4 seats
Trunk
303 L
10.7 cu ft
Length
4,345 mm
171.1 in
Height
1,370 mm
53.9 in
Range score
521 km
324 mi
775 km
482 mi
Trunk score
300 L
10.6 cu ft
303 L
10.7 cu ft
Power-to-weight score
207 hp/t
155 kW/t
4.8 kg/hp
158 hp/t
118 kW/t
6.3 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 M3 Convertible (E46) 3.2i 24VBMW M3 Convertible (E30) 2.3
Consumption12.1 L/100 km19.4 mpg US23.3 mpg UK8 L/100 km29.4 mpg US35.3 mpg UK
Cost / 100 km21.18 LC100 km14.00 LC100 km
Cost / 100 mi34.08 LC100 mi22.53 LC100 mi
Annual fuel used1,815 L479 US gal399 UK gal1,200 L317 US gal264 UK gal
Annual fuel cost3,176 LC/year2,100 LC/year

Head-to-head comparisons

BMW M3 Convertible (E46) 3.2i 24V

  • Has 128 hp more
  • Has 135 Nm more
  • Is 1.8 s quicker from 0-100 km/h
  • Has 21 km/h (13 mph) higher top speed
  • Has 49 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

BMW M3 Convertible (E30) 2.3

  • Is 295 kg lighter
  • Uses 4.1 L/100 km less fuel
  • Has 254 km (158 mi) more estimated range
  • Has 3 L more trunk volume

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW M3 Convertible (E46) 3.2i 24V
BMW M3 Convertible (E30) 2.3
Compare selected cars
2 vehicles selected

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