2007 Alfa Romeo GT vs. 2005 BMW Z4
To start off, 2007 Alfa Romeo GT is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW Z4. In addition, the cost of maintenance, including insurance, on 2005 BMW Z4 would be higher. At 2,489 cc (6 cylinders), 2005 BMW Z4 is equipped with a bigger engine. In terms of performance, 2005 BMW Z4 (184 HP @ 6100 RPM) has 70 more horse power than 2007 Alfa Romeo GT. (114 HP @ 4000 RPM) In normal driving conditions, 2005 BMW Z4 should accelerate faster than 2007 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW Z4 weights approximately 30 kg more than 2007 Alfa Romeo GT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Alfa Romeo GT (275 Nm @ 2000 RPM) has 38 more torque (in Nm) than 2005 BMW Z4. (237 Nm @ 3500 RPM). This means 2007 Alfa Romeo GT will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4. 2005 BMW Z4 has automatic transmission and 2007 Alfa Romeo GT has manual transmission. 2007 Alfa Romeo GT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Alfa Romeo GT | 2005 BMW Z4 | |
| Make | Alfa Romeo | BMW |
| Model | GT | Z4 |
| Year Released | 2007 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 2489 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 114 HP | 184 HP |
| Engine RPM | 4000 RPM | 6100 RPM |
| Torque | 275 Nm | 237 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 90.4 mm | 75 mm |
| Engine Compression Ratio | 18.4:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 209 km/hour | 235 km/hour |
| Acceleration 0-100mph | 9.9 seconds | 7 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1365 kg | 1395 kg |
| Vehicle Length | 4500 mm | 4100 mm |
| Vehicle Width | 1770 mm | 1790 mm |
| Vehicle Height | 1370 mm | 1310 mm |
| Wheelbase Size | 2600 mm | 2500 mm |
| Fuel Consumption Overall | 6.7 L/100km | 9 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
