1981 Audi UR vs. 2005 TVR Speed 12
To start off, 2005 TVR Speed 12 is newer by 24 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 7,730 cc (12 cylinders), 2005 TVR Speed 12 is equipped with a bigger engine. In terms of performance, 2005 TVR Speed 12 (790 HP @ 7750 RPM) has 593 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 2005 TVR Speed 12 should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi UR weights approximately 250 kg more than 2005 TVR Speed 12.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 2005 TVR Speed 12. 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, 2005 TVR Speed 12 (881 Nm @ 5750 RPM) has 596 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 2005 TVR Speed 12 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR.
Compare all specifications:
| 1981 Audi UR | 2005 TVR Speed 12 | |
| Make | Audi | TVR |
| Model | UR | Speed 12 |
| Year Released | 1981 | 2005 |
| Engine Position | Front | Middle |
| Engine Size | 2144 cc | 7730 cc |
| Engine Cylinders | 5 cylinders | 12 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 790 HP |
| Engine RPM | 5500 RPM | 7750 RPM |
| Torque | 285 Nm | 881 Nm |
| Torque RPM | 3500 RPM | 5750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1000 kg |
| Vehicle Length | 4430 mm | 4310 mm |
| Vehicle Width | 1690 mm | 1970 mm |
| Vehicle Height | 1360 mm | 1110 mm |
| Wheelbase Size | 2530 mm | 2570 mm |
| Fuel Tank Capacity | 70 L | 57 L |
