2007 BMW Z4 vs. 2009 Kia Rio
To start off, 2009 Kia Rio is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 would be higher. At 2,494 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (215 HP @ 6500 RPM) has 105 more horse power than 2009 Kia Rio. (110 HP @ 6000 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2009 Kia Rio. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 5 kg more than 2009 Kia Rio. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 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 2007 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2009 Kia Rio, 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, 2007 BMW Z4 (250 Nm @ 2750 RPM) has 105 more torque (in Nm) than 2009 Kia Rio. (145 Nm @ 4500 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Rio. 2007 BMW Z4 has automatic transmission and 2009 Kia Rio has manual transmission. 2009 Kia Rio 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:
| 2007 BMW Z4 | 2009 Kia Rio | |
| Make | BMW | Kia |
| Model | Z4 | Rio |
| Year Released | 2007 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1599 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 110 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 250 Nm | 145 Nm |
| Torque RPM | 2750 RPM | 4500 RPM |
| Engine Compression Ratio | 10.5:1 | 10.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1290 kg | 1285 kg |
| Vehicle Length | 4100 mm | 4250 mm |
| Vehicle Width | 1790 mm | 1700 mm |
| Vehicle Height | 1310 mm | 1480 mm |
| Wheelbase Size | 2500 mm | 2510 mm |
| Fuel Consumption Overall | 9.5 L/100km | 8 L/100km |
| Fuel Tank Capacity | 55 L | 45 L |
