2005 BMW 325 vs. 2005 BMW 545
To start off, both 2005 BMW 325 and 2005 BMW 545 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,398 cc (8 cylinders), 2005 BMW 545 is equipped with a bigger engine. In terms of performance, 2005 BMW 545 (328 HP @ 6100 RPM) has 144 more horse power than 2005 BMW 325. (184 HP @ 7400 RPM) In normal driving conditions, 2005 BMW 545 should accelerate faster than 2005 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 545 weights approximately 170 kg more than 2005 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 BMW 545 (450 Nm) has 213 more torque (in Nm) than 2005 BMW 325. (237 Nm). This means 2005 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2005 BMW 325 | 2005 BMW 545 | |
| Make | BMW | BMW |
| Model | 325 | 545 |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 328 HP |
| Engine RPM | 7400 RPM | 6100 RPM |
| Torque | 237 Nm | 450 Nm |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 75 mm | 82.7 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1460 kg | 1630 kg |
| Vehicle Length | 4480 mm | 4850 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1480 mm |
| Wheelbase Size | 2730 mm | 2890 mm |
| Fuel Consumption | 8.1 L/100km | 9.2 L/100km |
| Fuel Consumption City | 11.8 L/100km | 13.2 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
