1968 Alfa Romeo GTA vs. 2003 BMW 645
To start off, 2003 BMW 645 is newer by 35 year(s). Which means there will be less support and parts availability for 1968 Alfa Romeo GTA. In addition, the cost of maintenance, including insurance, on 1968 Alfa Romeo GTA would be higher. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (310 HP @ 6000 RPM) has 214 more horse power than 1968 Alfa Romeo GTA. (96 HP @ 6000 RPM) In normal driving conditions, 2003 BMW 645 should accelerate faster than 1968 Alfa Romeo GTA. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 645 weights approximately 908 kg more than 1968 Alfa Romeo GTA. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 BMW 645 (450 Nm) has 310 more torque (in Nm) than 1968 Alfa Romeo GTA. (140 Nm). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1968 Alfa Romeo GTA. 2003 BMW 645 has automatic transmission and 1968 Alfa Romeo GTA has manual transmission. 1968 Alfa Romeo GTA will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1968 Alfa Romeo GTA | 2003 BMW 645 | |
| Make | Alfa Romeo | BMW |
| Model | GTA | 645 |
| Year Released | 1968 | 2003 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1290 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 96 HP | 310 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 140 Nm | 450 Nm |
| Engine Bore Size | 78.1 mm | 92 mm |
| Engine Stroke Size | 67.5 mm | 82.7 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 790 kg | 1698 kg |
| Vehicle Length | 4090 mm | 4830 mm |
| Vehicle Width | 1590 mm | 1860 mm |
| Vehicle Height | 1320 mm | 1380 mm |
| Wheelbase Size | 2360 mm | 2790 mm |
| Fuel Tank Capacity | 46 L | 70 L |
