2004 BMW 645 vs. 2007 BMW 328
To start off, 2007 BMW 328 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 BMW 645. In addition, the cost of maintenance, including insurance, on 2004 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (328 HP @ 6100 RPM) has 98 more horse power than 2007 BMW 328. (230 HP @ 6500 RPM). In normal driving conditions, 2004 BMW 645 should accelerate faster than 2007 BMW 328.
Because 2007 BMW 328 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 645. In wet, icy, snow, or gravel driving conditions, 2007 BMW 328 will offer significantly more control. 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, 2004 BMW 645 (450 Nm @ 3600 RPM) has 179 more torque (in Nm) than 2007 BMW 328. (271 Nm @ 2750 RPM). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 328.
Compare all specifications:
| 2004 BMW 645 | 2007 BMW 328 | |
| Make | BMW | BMW |
| Model | 645 | 328 |
| Year Released | 2004 | 2007 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 230 HP |
| Engine RPM | 6100 RPM | 6500 RPM |
| Torque | 450 Nm | 271 Nm |
| Torque RPM | 3600 RPM | 2750 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4830 mm | 4530 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1380 mm | 1460 mm |
| Wheelbase Size | 2830 mm | 2770 mm |
| Fuel Consumption Overall | 12 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
