2008 BMW 745 vs. 2003 Kia Opirus
To start off, 2008 BMW 745 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Kia Opirus. In addition, the cost of maintenance, including insurance, on 2003 Kia Opirus would be higher. At 4,423 cc (8 cylinders), 2008 BMW 745 is equipped with a bigger engine. In terms of performance, 2008 BMW 745 (325 HP @ 3800 RPM) has 129 more horse power than 2003 Kia Opirus. (196 HP @ 5500 RPM). In normal driving conditions, 2008 BMW 745 should accelerate faster than 2003 Kia Opirus. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 745 weights approximately 355 kg more than 2003 Kia Opirus. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 BMW 745 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2008 BMW 745. However, in wet, icy, snow, or gravel driving conditions, 2003 Kia Opirus, being front wheel drive (FWD), will offer much better control with better grip. 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, 2008 BMW 745 (701 Nm @ 1900 RPM) has 406 more torque (in Nm) than 2003 Kia Opirus. (295 Nm @ 3500 RPM). This means 2008 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2003 Kia Opirus.
Compare all specifications:
| 2008 BMW 745 | 2003 Kia Opirus | |
| Make | BMW | Kia |
| Model | 745 | Opirus |
| Year Released | 2008 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4423 cc | 3497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 325 HP | 196 HP |
| Engine RPM | 3800 RPM | 5500 RPM |
| Torque | 701 Nm | 295 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Engine Bore Size | 87 mm | 93 mm |
| Engine Stroke Size | 93 mm | 85.8 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2115 kg | 1760 kg |
| Vehicle Length | 5050 mm | 4960 mm |
| Vehicle Width | 1910 mm | 1860 mm |
| Vehicle Height | 1500 mm | 1490 mm |
| Wheelbase Size | 3000 mm | 2810 mm |
