2003 BMW 545 vs. 2004 BMW 645
To start off, 2004 BMW 645 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 BMW 545. In addition, the cost of maintenance, including insurance, on 2003 BMW 545 would be higher. Both 2003 BMW 545 and 2004 BMW 645 are equipped with a 4,398 cc engine. In terms of performance, both vehicles can yield 328 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 145 kg more than 2003 BMW 545.
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, both vehicles can yield 451 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2003 BMW 545 has automatic transmission and 2004 BMW 645 has manual transmission. 2004 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW 545 will be easier to drive especially in heavy traffic.
Compare all specifications:
2003 BMW 545 | 2004 BMW 645 | |
Make | BMW | BMW |
Model | 545 | 645 |
Year Released | 2003 | 2004 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 4398 cc | 4398 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 328 HP | 328 HP |
Engine RPM | 6100 RPM | 6100 RPM |
Torque | 451 Nm | 451 Nm |
Torque RPM | 3600 RPM | 3600 RPM |
Engine Bore Size | 92 mm | 92 mm |
Engine Stroke Size | 82.7 mm | 82.7 mm |
Top Speed | 250 km/hour | 250 km/hour |
Acceleration 0-100mph | 5.9 seconds | 6.1 seconds |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1670 kg | 1815 kg |
Vehicle Length | 4850 mm | 4830 mm |
Vehicle Width | 1850 mm | 1860 mm |
Vehicle Height | 1470 mm | 1380 mm |
Wheelbase Size | 2890 mm | 2790 mm |
Fuel Consumption Overall | 10.6 L/100km | 12.8 L/100km |
Fuel Tank Capacity | 70 L | 70 L |