Car comparison

Cadillac Allante 4.6 i V8 32VvsBMW M3 Convertible (E30) 2.3

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

New comparison

Cadillac Allante

4.6 i V8 32V

299 hp4565 ccGasolineFWDAutomaticNaturally aspiratedCabriolet / convertible1993-1996
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

Cadillac Allante 4.6 i V8 32V

  • Quickest 0-100 km/h
    6.9 s
  • Fastest top speed
    250 km/h
    155 mph Unrestricted
    240 km/h
    149 mph Restricted
  • Most powerful
    299 hp
    223 kW
  • Highest torque
    393 Nm
    290 lb-ft
  • Best power-to-weight
    176 hp/t
    131 kW/t
    5.7 kg/hp
  • Largest trunk
    460 L
  • Best overall score
    53/100
  • Best performance score
    59/100

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
  • Best economy score
    85/100
  • Best practicality score
    45/100

Specification comparison

Specification comparison
ModelCadillacAllante4.6 i V8 32VBMWM3 Convertible (E30)2.3
Power
299hp223kW
215hp160kW
Torque
393Nm290lb-ft
230Nm170lb-ft
Curb weight
1,700kg3,748lb
1,360kg2,998lb
Gross weight-
1,720kg3,792lb
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Calculated
239 km/h
149 mph
To 99% top speed
96.6s99% target: 248 km/h / 154 mph
Calculated
93.0s99% target: 237 km/h / 147 mph
Calculated
0-100 km/h
6.9s
7.3s
0-200 km/h
27.4s
Calculated
30.7s
Calculated
0-60 mph
6.5s
Calculated
6.9s
Calculated
Fuel consumption
12L/100 km19.6mpg US23.5mpg UK
8L/100 km29.4mpg US35.3mpg UK
Fuel consumption city
14.8L/100 km15.9mpg US19.1mpg UK
12.5L/100 km18.8mpg US22.6mpg UK
Fuel consumption highway
8.6L/100 km27.4mpg US32.8mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Quarter mile
14.9s
Calculated
15.2s
Calculated
Power-to-weight
176hp/t131kW/t80hp/1000 lb
Calculated
158hp/t118kW/t72hp/1000 lb
Calculated
Torque-to-weight
231Nm/t155lb-ft/ton
Calculated
169Nm/t113lb-ft/ton
Calculated
Estimated range
633km394mi
Calculated
775km482mi
Calculated
Displacement
4,565cc279cu in
2,302cc140cu in
Length
4,540mm179in
4,345mm171in
Width
1,865mm73in
1,680mm66in
Height
1,310mm52in
1,370mm54in
Wheelbase
2,525mm99in
2,565mm101in
Front track
1,535mm60in
1,414mm56in
Rear track
1,535mm60in
1,435mm56in
Trunk volume
460L
303L
Doors
2
2
Seats
2
4
Fuel tank
76L
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.

Cadillac Allante 4.6 i V8 32VBMW M3 Convertible (E30) 2.3PowerTorque
  • Cadillac Allante 4.6 i V8 32V: Power / Torque
  • BMW M3 Convertible (E30) 2.3: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
CadillacAllante4.6 i V8 32V6,000 rpm4,400 rpm6,250 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
MetricCadillacAllante4.6 i V8 32VBMWM3 Convertible (E30)2.3
Acceleration checkpoints
0-60 mph
0-97 km/h
6.5 s
6.9 s
0-100 km/h
0-62 mph
6.9 s
7.3 s
0-200 km/h
0-124 mph
27.4 s
30.7 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Likely limited
239 km/h
149 mph
Drag race simulation
60 ft
18 m
2.4 s
2.5 s
330 ft
101 m
6.5 s
6.6 s
1/8 mile
201 m
9.7 s
10.0 s
1000 ft
305 m
12.5 s
12.8 s
1/4 mile
402 m
14.9 s
15.2 s
Trap speed
1/4 mile
402 m
155 km/h
96 mph
152 km/h
94 mph

Power comparison

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

Chart data table
VehicleValue
CadillacAllante4.6 i V8 32V
299 hp
223 kW
BMWM3 Convertible (E30)2.3
215 hp
160 kW

Cadillac Allante 4.6 i V8 32V has 84 hp more than BMW M3 Convertible (E30) 2.3.

The biggest power difference is between BMW M3 Convertible (E30) 2.3 and Cadillac Allante 4.6 i V8 32V: 84 hp (63 kW).

Torque comparison

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

Chart data table
VehicleValue
CadillacAllante4.6 i V8 32V
393 Nm
290 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
CadillacAllante4.6 i V8 32V
1,700 kg
3,748 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
CadillacAllante4.6 i V8 32V
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 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
CadillacAllante4.6 i V8 32V6.9 s
BMWM3 Convertible (E30)2.37.3 s

The biggest 0-100 km/h difference is between Cadillac Allante 4.6 i V8 32V and BMW M3 Convertible (E30) 2.3: 0.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
CadillacAllante4.6 i V8 32V
12.0 L/100 km
19.6 mpg US
23.5 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 Cadillac Allante 4.6 i V8 32V: 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
CadillacAllante4.6 i V8 32V
176 hp/t
131 kW/t
5.7 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
CadillacAllante4.6 i V8 32V
633 km
394 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
CadillacAllante4.6 i V8 32V
299 hp
223 kW
6.9 s
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 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
CadillacAllante4.6 i V8 32V
Power
299 hp
223 kW
0-100 km/h6.9 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Doors/seats
2 doors
2 seats
Trunk
460 L
16.2 cu ft
Length
4,540 mm
178.7 in
Height
1,310 mm
51.6 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
CadillacAllante4.6 i V8 32V
Power
299 hp
223 kW
0-100 km/h6.9 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
12.0 L/100 km
19.6 mpg US
23.5 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

Cadillac Allante 4.6 i V8 32V 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
CadillacAllante4.6 i V8 32V
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
6.9 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
CadillacAllante4.6 i V8 32V
176 hp/t
131 kW/t
5.7 kg/hp
12.0 L/100 km
19.6 mpg US
23.5 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
VehicleCadillacAllante4.6 i V8 32VBMWM3 Convertible (E30)2.3
Power
299 hp
223 kW
215 hp
160 kW
Torque
393 Nm
290 lb-ft
230 Nm
170 lb-ft
Acceleration
6.9 s
7.3 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
239 km/h
149 mph
Lightness
1,700 kg
3,748 lb
1,360 kg
2,998 lb
Fuel consumption
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
460 L
16.2 cu ft
Length
4,540 mm
178.7 in
Height
1,310 mm
51.6 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
633 km
394 mi
775 km
482 mi
Trunk score
460 L
16.2 cu ft
303 L
10.7 cu ft
Power-to-weight score
176 hp/t
131 kW/t
5.7 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
VehicleCadillac Allante 4.6 i V8 32VBMW M3 Convertible (E30) 2.3
Consumption12 L/100 km19.6 mpg US23.5 mpg UK8 L/100 km29.4 mpg US35.3 mpg UK
Cost / 100 km21.00 LC100 km14.00 LC100 km
Cost / 100 mi33.80 LC100 mi22.53 LC100 mi
Annual fuel used1,800 L476 US gal396 UK gal1,200 L317 US gal264 UK gal
Annual fuel cost3,150 LC/year2,100 LC/year

Head-to-head comparisons

Cadillac Allante 4.6 i V8 32V

  • Has 84 hp more
  • Has 163 Nm more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 11 km/h (7 mph) higher top speed
  • Has 18 hp/t better power-to-weight
  • Has 157 L more trunk volume

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest

BMW M3 Convertible (E30) 2.3

  • Is 340 kg lighter
  • Uses 4.0 L/100 km less fuel
  • Has 142 km (88 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Cadillac Allante 4.6 i V8 32V
BMW M3 Convertible (E30) 2.3
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