1981 Audi UR vs. 1999 Opel Omega
To start off, 1999 Opel Omega is newer by 18 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 2,597 cc (6 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5500 RPM) has 17 more horse power than 1999 Opel Omega. (180 HP @ 6000 RPM). In normal driving conditions, 1981 Audi UR should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 483 kg more than 1981 Audi UR.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 1999 Opel Omega. 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 55 more torque (in Nm) than 1999 Opel Omega. (230 Nm @ 3400 RPM). This means 1981 Audi UR will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 1981 Audi UR | 1999 Opel Omega | |
| Make | Audi | Opel |
| Model | UR | Omega |
| Year Released | 1981 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 2597 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 197 HP | 180 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 285 Nm | 230 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Engine Bore Size | 79.5 mm | 83.2 mm |
| Engine Stroke Size | 86.4 mm | 79.6 mm |
| Engine Compression Ratio | 7.0:1 | 10.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1250 kg | 1733 kg |
| Vehicle Length | 4430 mm | 4900 mm |
| Vehicle Width | 1690 mm | 1780 mm |
| Vehicle Height | 1360 mm | 1550 mm |
| Wheelbase Size | 2530 mm | 2840 mm |
| Fuel Tank Capacity | 70 L | 75 L |
