1984 Alfa Romeo GTV6 vs. 2005 BMW Z4
To start off, 2005 BMW Z4 is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Alfa Romeo GTV6. In addition, the cost of maintenance, including insurance, on 1984 Alfa Romeo GTV6 would be higher. At 2,935 cc (6 cylinders), 1984 Alfa Romeo GTV6 is equipped with a bigger engine. In terms of performance, 1984 Alfa Romeo GTV6 (171 HP @ 5800 RPM) has 30 more horse power than 2005 BMW Z4. (141 HP @ 6200 RPM). In normal driving conditions, 1984 Alfa Romeo GTV6 should accelerate faster than 2005 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW Z4 weights approximately 187 kg more than 1984 Alfa Romeo GTV6.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1984 Alfa Romeo GTV6 (222 Nm @ 4300 RPM) has 22 more torque (in Nm) than 2005 BMW Z4. (200 Nm @ 3600 RPM). This means 1984 Alfa Romeo GTV6 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4.
Compare all specifications:
| 1984 Alfa Romeo GTV6 | 2005 BMW Z4 | |
| Make | Alfa Romeo | BMW |
| Model | GTV6 | Z4 |
| Year Released | 1984 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2935 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 171 HP | 141 HP |
| Engine RPM | 5800 RPM | 6200 RPM |
| Torque | 222 Nm | 200 Nm |
| Torque RPM | 4300 RPM | 3600 RPM |
| Engine Bore Size | 93.1 mm | 84 mm |
| Engine Stroke Size | 72 mm | 90 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1138 kg | 1325 kg |
| Vehicle Length | 4270 mm | 4100 mm |
| Vehicle Width | 1670 mm | 1790 mm |
| Vehicle Height | 1340 mm | 1310 mm |
| Wheelbase Size | 2460 mm | 2500 mm |
| Fuel Tank Capacity | 75 L | 55 L |
