2004 BMW 545 vs. 2012 BMW 123
To start off, 2012 BMW 123 is newer by 8 year(s). Which means there will be less support and parts availability for 2004 BMW 545. In addition, the cost of maintenance, including insurance, on 2004 BMW 545 would be higher. At 4,398 cc (8 cylinders), 2004 BMW 545 is equipped with a bigger engine. In terms of performance, 2004 BMW 545 (315 HP @ 7750 RPM) has 113 more horse power than 2012 BMW 123. (202 HP @ 4400 RPM). In normal driving conditions, 2004 BMW 545 should accelerate faster than 2012 BMW 123. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 545 weights approximately 295 kg more than 2012 BMW 123. 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, 2004 BMW 545 (447 Nm) has 47 more torque (in Nm) than 2012 BMW 123. (400 Nm). This means 2004 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2012 BMW 123.
Compare all specifications:
| 2004 BMW 545 | 2012 BMW 123 | |
| Make | BMW | BMW |
| Model | 545 | 123 |
| Year Released | 2004 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 202 HP |
| Engine RPM | 7750 RPM | 4400 RPM |
| Torque | 447 Nm | 400 Nm |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1780 kg | 1485 kg |
| Vehicle Length | 4850 mm | 4239 mm |
| Vehicle Width | 1850 mm | 1748 mm |
| Vehicle Height | 1480 mm | 1421 mm |
| Wheelbase Size | 2830 mm | 2660 mm |
| Fuel Consumption Highway | 9.4 L/100km | 4.7 L/100km |
| Fuel Consumption City | 13.8 L/100km | 7.9 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 5.5 L/100km |
| Fuel Tank Capacity | 70 L | 51 L |
