2003 Alfa Romeo GT 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 GT. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo GT would be higher. At 3,172 cc (6 cylinders), 2003 Alfa Romeo GT is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (335 HP @ 7900 RPM) has 98 more horse power than 2003 Alfa Romeo GT. (237 HP @ 6200 RPM) In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2003 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW Z4 weights approximately 115 kg more than 2003 Alfa Romeo GT. 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 GT, 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 (315 Nm @ 2750 RPM) has 10 more torque (in Nm) than 2003 Alfa Romeo GT. (305 Nm @ 4800 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo GT.
Compare all specifications:
| 2003 Alfa Romeo GT | 2009 BMW Z4 | |
| Make | Alfa Romeo | BMW |
| Model | GT | Z4 |
| Year Released | 2003 | 2009 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3172 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 237 HP | 335 HP |
| Engine RPM | 6200 RPM | 7900 RPM |
| Torque | 305 Nm | 315 Nm |
| Torque RPM | 4800 RPM | 2750 RPM |
| Top Speed | 243 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 6.2 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1410 kg | 1525 kg |
| Vehicle Length | 4500 mm | 4100 mm |
| Vehicle Width | 1770 mm | 1790 mm |
| Vehicle Height | 1360 mm | 1310 mm |
| Wheelbase Size | 2550 mm | 2500 mm |
| Fuel Consumption Overall | 12.4 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
