2007 BMW 525 vs. 2013 Kia Optima
To start off, 2013 Kia Optima is newer by 6 year(s). Which means there will be less support and parts availability for 2007 BMW 525. In addition, the cost of maintenance, including insurance, on 2007 BMW 525 would be higher. At 2,497 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 BMW 525 (215 HP @ 6500 RPM) has 18 more horse power than 2013 Kia Optima. (197 HP @ 6300 RPM). In normal driving conditions, 2007 BMW 525 should accelerate faster than 2013 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2013 Kia Optima weights approximately 174 kg more than 2007 BMW 525.
Because 2007 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2013 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2007 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, 2013 Kia Optima (252 Nm @ 4250 RPM) has 1 more torque (in Nm) than 2007 BMW 525. (251 Nm @ 2750 RPM). This means 2013 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525.
Compare all specifications:
| 2007 BMW 525 | 2013 Kia Optima | |
| Make | BMW | Kia |
| Model | 525 | Optima |
| Year Released | 2007 | 2013 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2400 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 197 HP |
| Engine RPM | 6500 RPM | 6300 RPM |
| Torque | 251 Nm | 252 Nm |
| Torque RPM | 2750 RPM | 4250 RPM |
| Engine Bore Size | 78.8 mm | 88 mm |
| Engine Stroke Size | 82 mm | 97 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1280 kg | 1454 kg |
| Vehicle Length | 4850 mm | 4845 mm |
| Vehicle Width | 1850 mm | 1830 mm |
| Vehicle Height | 1500 mm | 1455 mm |
| Wheelbase Size | 2840 mm | 2795 mm |
| Fuel Tank Capacity | 70 L | 70 L |
