1980 Alfa Romeo GTV vs. 2006 BMW 645
To start off, 2006 BMW 645 is newer by 26 year(s). Which means there will be less support and parts availability for 1980 Alfa Romeo GTV. In addition, the cost of maintenance, including insurance, on 1980 Alfa Romeo GTV would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 170 more horse power than 1980 Alfa Romeo GTV. (158 HP @ 5600 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 1980 Alfa Romeo GTV. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 626 kg more than 1980 Alfa Romeo GTV. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 BMW 645 (450 Nm @ 3600 RPM) has 230 more torque (in Nm) than 1980 Alfa Romeo GTV. (220 Nm @ 4000 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1980 Alfa Romeo GTV.
Compare all specifications:
| 1980 Alfa Romeo GTV | 2006 BMW 645 | |
| Make | Alfa Romeo | BMW |
| Model | GTV | 645 |
| Year Released | 1980 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 158 HP | 328 HP |
| Engine RPM | 5600 RPM | 6100 RPM |
| Torque | 220 Nm | 450 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Bore Size | 88.1 mm | 92 mm |
| Engine Stroke Size | 68.3 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1210 kg | 1836 kg |
| Vehicle Length | 4270 mm | 4830 mm |
| Vehicle Width | 1670 mm | 1860 mm |
| Vehicle Height | 1340 mm | 1380 mm |
| Wheelbase Size | 2410 mm | 2790 mm |
