Car comparison

BMW 3 Series Convertible (E46) · Facelift 2003 325CivsAlfa Romeo Spider (916) 2.0 V6 TB

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

New comparison

BMW 3 Series Convertible (E46) · Facelift 2003

325Ci

192 hp2494 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2003-2006

Alfa Romeo Spider (916)

2.0 V6 TB

200 hp1997 ccGasolineFWDManualTurbochargedCabriolet / convertible1998-2002

Comparison overview

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

BMW 3 Series Convertible (E46) Facelift 2003 325Ci

Fastest top speed
234 km/h
145 mph
Lowest city consumption
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
Lowest highway consumption
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
Largest trunk
260 L
Best overall score
46/100
Best economy score
81/100
Best practicality score
43/100

Alfa Romeo Spider (916) 2.0 V6 TB

Quickest 0-100 km/h
7.7 s
Most powerful
200 hp
149 kW
Highest torque
280 Nm
207 lb-ft
Lightest
1,430 kg
3,153 lb
Best power-to-weight
140 hp/t
104 kW/t
7.2 kg/hp
Best performance score
49/100

Specification comparison

Specification comparison
Model	BMW3 Series Convertible (E46)Facelift 2003325Ci	Alfa RomeoSpider (916)2.0 V6 TB
Power	192hp143kW	200hp149kW
Torque	245Nm181lb-ft	280Nm207lb-ft
Curb weight	1,640kg3,616lb	1,430kg3,153lb
Gross weight	1,985kg4,376lb	1,680kg3,704lb
Top speed	234 km/h 145 mph	228 km/h 142 mph
To 99% top speed	109.3s99% target: 232 km/h / 144 mph Calculated	97.8s99% target: 226 km/h / 140 mph Calculated
0-100 km/h	8.0s	7.7s
0-200 km/h	37.2s Calculated	37.4s Calculated
0-60 mph	7.6s Calculated	7.3s Calculated
Fuel consumption	9.6L/100 km24.5mpg US29.4mpg UK	-
Fuel consumption city	13.4L/100 km17.6mpg US21.1mpg UK	16.6L/100 km14.2mpg US17.0mpg UK
Fuel consumption highway	7.3L/100 km32.2mpg US38.7mpg UK	7.5L/100 km31.4mpg US37.7mpg UK
Quarter mile	15.8s Calculated	15.6s Calculated
Power-to-weight	117hp/t87kW/t53hp/1000 lb Calculated	140hp/t104kW/t63hp/1000 lb Calculated
Torque-to-weight	149Nm/t100lb-ft/ton Calculated	196Nm/t131lb-ft/ton Calculated
Estimated range	656km408mi Calculated	-
Displacement	2,494cc152cu in	1,997cc122cu in
Length	4,488mm177in	4,285mm169in
Width	1,757mm69in	1,780mm70in
Height	1,372mm54in	1,320mm52in
Wheelbase	2,725mm107in	2,540mm100in
Front track	1,471mm58in	1,500mm59in
Rear track	1,483mm58in	1,505mm59in
Trunk volume	260L	110L
Max trunk volume	300L	-
Doors	2	2
Seats	4	2
Fuel tank	63L	70L
CO2 emissions	229g/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 (E46) Facelift 2003 325CiAlfa Romeo Spider (916) 2.0 V6 TBPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMW3 Series Convertible (E46)Facelift 2003325Ci	6,000 rpm	3,500 rpm	6,250 rpm
Alfa RomeoSpider (916)2.0 V6 TB	5,600 rpm	2,400 rpm	5,850 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMW3 Series Convertible (E46)Facelift 2003325Ci	Alfa RomeoSpider (916)2.0 V6 TB
	Acceleration checkpoints
0-60 mph 0-97 km/h	7.6 s	7.3 s
0-100 km/h 0-62 mph	8.0 s	7.7 s
0-200 km/h 0-124 mph	37.2 s	37.4 s
Top speed	234 km/h 145 mph	228 km/h 142 mph
	Drag race simulation
60 ft 18 m	2.5 s	2.5 s
330 ft 101 m	6.8 s	6.7 s
1/8 mile 201 m	10.3 s	10.1 s
1000 ft 305 m	13.3 s	13.1 s
1/4 mile 402 m	15.8 s	15.6 s
Trap speed 1/4 mile 402 m	145 km/h 90 mph	146 km/h 91 mph

Power comparison

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

Chart data table
Vehicle	Value
BMW3 Series Convertible (E46)Facelift 2003325Ci	192 hp 143 kW
Alfa RomeoSpider (916)2.0 V6 TB	200 hp 149 kW

Alfa Romeo Spider (916) 2.0 V6 TB has 8 hp more than BMW 3 Series Convertible (E46) Facelift 2003 325Ci.

The biggest power difference is between BMW 3 Series Convertible (E46) Facelift 2003 325Ci and Alfa Romeo Spider (916) 2.0 V6 TB: 8 hp (6 kW).

Torque comparison

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

Chart data table
Vehicle	Value
BMW3 Series Convertible (E46)Facelift 2003325Ci	245 Nm 181 lb-ft
Alfa RomeoSpider (916)2.0 V6 TB	280 Nm 207 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
BMW3 Series Convertible (E46)Facelift 2003325Ci	1,640 kg 3,616 lb
Alfa RomeoSpider (916)2.0 V6 TB	1,430 kg 3,153 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
BMW3 Series Convertible (E46)Facelift 2003325Ci	234 km/h 145 mph
Alfa RomeoSpider (916)2.0 V6 TB	228 km/h 142 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
BMW3 Series Convertible (E46)Facelift 2003325Ci	8.0 s
Alfa RomeoSpider (916)2.0 V6 TB	7.7 s

The biggest 0-100 km/h difference is between Alfa Romeo Spider (916) 2.0 V6 TB and BMW 3 Series Convertible (E46) Facelift 2003 325Ci: 0.3 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
BMW3 Series Convertible (E46)Facelift 2003325Ci	117 hp/t 87 kW/t 8.5 kg/hp
Alfa RomeoSpider (916)2.0 V6 TB	140 hp/t 104 kW/t 7.1 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
BMW3 Series Convertible (E46)Facelift 2003325Ci	192 hp 143 kW	8.0 s	234 km/h 145 mph
Alfa RomeoSpider (916)2.0 V6 TB	200 hp 149 kW	7.7 s	228 km/h 142 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

BMW3 Series Convertible (E46)Facelift 2003325Ci

Power	192 hp 143 kW
0-100 km/h	8.0 s
Top speed 234 km/h 145 mph

Doors/seats	2 doors 4 seats
Trunk	260 L 9.2 cu ft
Length	4,488 mm 176.7 in
Height	1,372 mm 54.0 in

Alfa RomeoSpider (916)2.0 V6 TB

Power	200 hp 149 kW
0-100 km/h	7.7 s
Top speed 228 km/h 142 mph

Doors/seats	2 doors 2 seats
Trunk	110 L 3.9 cu ft
Length	4,285 mm 168.7 in
Height	1,320 mm 52.0 in

Detailed score breakdown

Vehicle

BMW3 Series Convertible (E46)Facelift 2003325Ci

Alfa RomeoSpider (916)2.0 V6 TB

Power

192 hp

143 kW

200 hp

149 kW

Torque

245 Nm

181 lb-ft

280 Nm

207 lb-ft

Acceleration

8.0 s

7.7 s

Top speed

234 km/h

145 mph

228 km/h

142 mph

Lightness

1,640 kg

3,616 lb

1,430 kg

3,153 lb

Fuel consumption

9.6 L/100 km

24.5 mpg US

29.4 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	260 L 9.2 cu ft
Length	4,488 mm 176.7 in
Height	1,372 mm 54.0 in

Doors/seats	2 doors 2 seats
Trunk	110 L 3.9 cu ft
Length	4,285 mm 168.7 in
Height	1,320 mm 52.0 in

Range score

656 km

408 mi

CO2 score

229 g/km

Trunk score

260 L

9.2 cu ft

110 L

3.9 cu ft

Power-to-weight score

117 hp/t

87 kW/t

8.5 kg/hp

140 hp/t

104 kW/t

7.2 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	BMW 3 Series Convertible (E46) Facelift 2003 325Ci
Consumption	9.6 L/100 km24.5 mpg US29.4 mpg UK
Cost / 100 km	16.80 LC100 km
Cost / 100 mi	27.04 LC100 mi
Annual fuel used	1,440 L380 US gal317 UK gal
Annual fuel cost	2,520 LC/year