1981 Audi UR vs. 2009 Kia Optima
To start off, 2009 Kia Optima is newer by 28 year(s). Which means there will be less support and parts availability for 1981 Audi UR. In addition, the cost of maintenance, including insurance, on 1981 Audi UR would be higher. At 2,399 cc (4 cylinders), 2009 Kia Optima is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5500 RPM) has 24 more horse power than 2009 Kia Optima. (173 HP @ 6000 RPM). In normal driving conditions, 1981 Audi UR should accelerate faster than 2009 Kia Optima.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 2009 Kia Optima. In wet, icy, snow, or gravel driving conditions, 1981 Audi UR 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, 1981 Audi UR (285 Nm @ 3500 RPM) has 116 more torque (in Nm) than 2009 Kia Optima. (169 Nm @ 4000 RPM). This means 1981 Audi UR will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Optima.
Compare all specifications:
| 1981 Audi UR | 2009 Kia Optima | |
| Make | Audi | Kia |
| Model | UR | Optima |
| Year Released | 1981 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 2399 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 173 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 285 Nm | 169 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 79.5 mm | 91 mm |
| Engine Stroke Size | 86.4 mm | 96 mm |
| Engine Compression Ratio | 7.0:1 | 10.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4430 mm | 4810 mm |
| Vehicle Width | 1690 mm | 1810 mm |
| Vehicle Height | 1360 mm | 1490 mm |
| Wheelbase Size | 2530 mm | 2730 mm |
| Fuel Tank Capacity | 70 L | 62 L |
