2002 BMW Z4 vs. 2011 Kia Optima
To start off, 2011 Kia Optima is newer by 9 year(s). Which means there will be less support and parts availability for 2002 BMW Z4. In addition, the cost of maintenance, including insurance, on 2002 BMW Z4 would be higher. At 2,996 cc (6 cylinders), 2002 BMW Z4 is equipped with a bigger engine. In terms of performance, 2002 BMW Z4 (227 HP @ 5900 RPM) has 27 more horse power than 2011 Kia Optima. (200 HP @ 6300 RPM). In normal driving conditions, 2002 BMW Z4 should accelerate faster than 2011 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2011 Kia Optima weights approximately 76 kg more than 2002 BMW Z4.
Because 2002 BMW Z4 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 2002 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2011 Kia Optima, 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, 2002 BMW Z4 (300 Nm @ 3500 RPM) has 48 more torque (in Nm) than 2011 Kia Optima. (252 Nm @ 4250 RPM). This means 2002 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2011 Kia Optima.
Compare all specifications:
| 2002 BMW Z4 | 2011 Kia Optima | |
| Make | BMW | Kia |
| Model | Z4 | Optima |
| Year Released | 2002 | 2011 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2400 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 200 HP |
| Engine RPM | 5900 RPM | 6300 RPM |
| Torque | 300 Nm | 252 Nm |
| Torque RPM | 3500 RPM | 4250 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1386 kg | 1462 kg |
| Vehicle Length | 4100 mm | 4844 mm |
| Vehicle Width | 1790 mm | 1831 mm |
| Vehicle Height | 1310 mm | 1455 mm |
| Wheelbase Size | 2500 mm | 2797 mm |
| Fuel Consumption Highway | 7.3 L/100km | 6.9 L/100km |
| Fuel Consumption City | 13.5 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
