2009 Audi S8 vs. 2007 Kia Rio
To start off, 2009 Audi S8 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Kia Rio. In addition, the cost of maintenance, including insurance, on 2007 Kia Rio would be higher. At 5,204 cc (10 cylinders), 2009 Audi S8 is equipped with a bigger engine. In terms of performance, 2009 Audi S8 (450 HP @ 7000 RPM) has 354 more horse power than 2007 Kia Rio. (96 HP @ 5500 RPM). In normal driving conditions, 2009 Audi S8 should accelerate faster than 2007 Kia Rio. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S8 weights approximately 22 kg more than 2007 Kia Rio. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2007 Kia Rio. In wet, icy, snow, or gravel driving conditions, 2009 Audi S8 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, 2009 Audi S8 (540 Nm @ 3500 RPM) has 408 more torque (in Nm) than 2007 Kia Rio. (132 Nm @ 4500 RPM). This means 2009 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Rio.
Compare all specifications:
| 2009 Audi S8 | 2007 Kia Rio | |
| Make | Audi | Kia |
| Model | S8 | Rio |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1492 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 96 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 540 Nm | 132 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Compression Ratio | 12.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 5.1 seconds | 11.6 seconds |
| Drive Type | AWD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1175 kg | 1153 kg |
| Vehicle Length | 5070 mm | 4250 mm |
| Vehicle Width | 1900 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2950 mm | 2420 mm |
| Fuel Consumption Overall | 15.8 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 90 L | 45 L |
