2003 BMW 545 vs. 2005 BMW 525
To start off, 2005 BMW 525 is newer by 2 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. At 4,398 cc (8 cylinders), 2003 BMW 545 is equipped with a bigger engine. In terms of performance, 2003 BMW 545 (328 HP @ 6100 RPM) has 113 more horse power than 2005 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 2003 BMW 545 should accelerate faster than 2005 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 545 weights approximately 19 kg more than 2005 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 545. In wet, icy, snow, or gravel driving conditions, 2005 BMW 525 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, 2003 BMW 545 (450 Nm @ 3600 RPM) has 200 more torque (in Nm) than 2005 BMW 525. (250 Nm @ 2750 RPM). This means 2003 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 525. 2005 BMW 525 has automatic transmission and 2003 BMW 545 has manual transmission. 2003 BMW 545 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW 545 | 2005 BMW 525 | |
| Make | BMW | BMW |
| Model | 545 | 525 |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 215 HP |
| Engine RPM | 6100 RPM | 6500 RPM |
| Torque | 450 Nm | 250 Nm |
| Torque RPM | 3600 RPM | 2750 RPM |
| Engine Bore Size | 92 mm | 82 mm |
| Engine Stroke Size | 82.7 mm | 78.8 mm |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Top Speed | 250 km/hour | 232 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 8.4 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1705 kg | 1686 kg |
| Vehicle Length | 4850 mm | 4850 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1490 mm |
| Wheelbase Size | 2840 mm | 2890 mm |
| Fuel Consumption Highway | 7.9 L/100km | 7.7 L/100km |
| Fuel Consumption City | 16.3 L/100km | 14.8 L/100km |
| Fuel Consumption Overall | 10.9 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
