2002 Kia Potentia vs. 2007 BMW Z4
To start off, 2007 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Kia Potentia. In addition, the cost of maintenance, including insurance, on 2002 Kia Potentia would be higher. At 2,492 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (189 HP @ 6000 RPM) has 51 more horse power than 2002 Kia Potentia. (138 HP @ 6000 RPM) In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2002 Kia Potentia. With that said, vehicle weight also plays an important factor in acceleration. 2002 Kia Potentia weights approximately 130 kg more than 2007 BMW Z4.
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, 2007 BMW Z4 (245 Nm @ 3500 RPM) has 64 more torque (in Nm) than 2002 Kia Potentia. (181 Nm @ 4000 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2002 Kia Potentia. 2007 BMW Z4 has automatic transmission and 2002 Kia Potentia has manual transmission. 2002 Kia Potentia will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Kia Potentia | 2007 BMW Z4 | |
| Make | Kia | BMW |
| Model | Potentia | Z4 |
| Year Released | 2002 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 2492 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 189 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 181 Nm | 245 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1465 kg | 1335 kg |
| Vehicle Length | 4960 mm | 4100 mm |
| Vehicle Width | 1730 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1310 mm |
| Wheelbase Size | 2720 mm | 2500 mm |
