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 2,497 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (215 HP @ 6500 RPM) has 67 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. 2003 Alfa Romeo Spider weights approximately 68 kg more than 2009 BMW Z4.
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 (250 Nm @ 2750 RPM) has 69 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 | 2497 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 148 HP | 215 HP |
Engine RPM | 6300 RPM | 6500 RPM |
Torque | 181 Nm | 250 Nm |
Torque RPM | 3800 RPM | 2750 RPM |
Engine Bore Size | 83 mm | 82 mm |
Engine Stroke Size | 91 mm | 78.8 mm |
Engine Compression Ratio | 18.5:1 | 11.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Acceleration 0-100mph | 8.4 seconds | 7 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 | 1362 kg |
Vehicle Length | 4180 mm | 4100 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 | 8.4 L/100km |
Fuel Tank Capacity | 69 L | 55 L |