1994 BMW M3 vs. 2008 BMW 645
To start off, 2008 BMW 645 is newer by 14 year(s). Which means there will be less support and parts availability for 1994 BMW M3. In addition, the cost of maintenance, including insurance, on 1994 BMW M3 would be higher. At 4,398 cc (8 cylinders), 2008 BMW 645 is equipped with a bigger engine. In terms of performance, 2008 BMW 645 (328 HP @ 6100 RPM) has 47 more horse power than 1994 BMW M3. (281 HP @ 7000 RPM) In normal driving conditions, 2008 BMW 645 should accelerate faster than 1994 BMW M3. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 645 weights approximately 225 kg more than 1994 BMW M3. 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, 2008 BMW 645 (450 Nm @ 3600 RPM) has 130 more torque (in Nm) than 1994 BMW M3. (320 Nm @ 3400 RPM). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1994 BMW M3.
Compare all specifications:
| 1994 BMW M3 | 2008 BMW 645 | |
| Make | BMW | BMW |
| Model | M3 | 645 |
| Year Released | 1994 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2990 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 281 HP | 328 HP |
| Engine RPM | 7000 RPM | 6100 RPM |
| Torque | 320 Nm | 450 Nm |
| Torque RPM | 3400 RPM | 3600 RPM |
| Engine Compression Ratio | 10.8:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1465 kg | 1690 kg |
| Vehicle Length | 4440 mm | 4830 mm |
| Vehicle Width | 1710 mm | 1860 mm |
| Vehicle Height | 1370 mm | 1380 mm |
| Wheelbase Size | 2710 mm | 2790 mm |
| Fuel Tank Capacity | 65 L | 70 L |
