2003 Alfa Romeo Spider vs. 2009 BMW Z4
To start off, 2009 BMW Z4 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo Spider would be higher. At 3,246 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (338 HP @ 7900 RPM) has 190 more horse power than 2003 Alfa Romeo Spider. (148 HP @ 6300 RPM) In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2003 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW Z4 weights approximately 55 kg more than 2003 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo Spider, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 BMW Z4 (365 Nm @ 4900 RPM) has 184 more torque (in Nm) than 2003 Alfa Romeo Spider. (181 Nm @ 3800 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo Spider.
Compare all specifications:
2003 Alfa Romeo Spider | 2009 BMW Z4 | |
Make | Alfa Romeo | BMW |
Model | Spider | Z4 |
Year Released | 2003 | 2009 |
Body Type | Roadster | Convertible |
Engine Position | Front | Front |
Engine Size | 1908 cc | 3246 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 148 HP | 338 HP |
Engine RPM | 6300 RPM | 7900 RPM |
Torque | 181 Nm | 365 Nm |
Torque RPM | 3800 RPM | 4900 RPM |
Engine Compression Ratio | 18.5:1 | 11.5:1 |
Fuel Type | Gasoline | Gasoline |
Acceleration 0-100mph | 8.4 seconds | 5 seconds |
Drive Type | Front | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1430 kg | 1485 kg |
Vehicle Length | 4180 mm | 4120 mm |
Vehicle Width | 1790 mm | 1310 mm |
Vehicle Height | 1320 mm | 1790 mm |
Wheelbase Size | 2600 mm | 2500 mm |
Fuel Consumption Overall | 9.2 L/100km | 12.3 L/100km |
Fuel Tank Capacity | 69 L | 70 L |