1981 Audi UR vs. 2004 Opel Omega
To start off, 2004 Opel Omega is newer by 23 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 2,198 cc (4 cylinders), 2004 Opel Omega is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5500 RPM) has 55 more horse power than 2004 Opel Omega. (142 HP @ 5400 RPM). In normal driving conditions, 1981 Audi UR should accelerate faster than 2004 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Omega weights approximately 415 kg more than 1981 Audi UR.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 2004 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 76 more torque (in Nm) than 2004 Opel Omega. (209 Nm @ 4000 RPM). This means 1981 Audi UR will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Omega. 2004 Opel Omega has automatic transmission and 1981 Audi UR has manual transmission. 1981 Audi UR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Opel Omega will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Audi UR | 2004 Opel Omega | |
| Make | Audi | Opel |
| Model | UR | Omega |
| Year Released | 1981 | 2004 |
| Engine Position | Front | Middle |
| Engine Size | 2144 cc | 2198 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 142 HP |
| Engine RPM | 5500 RPM | 5400 RPM |
| Torque | 285 Nm | 209 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 79.5 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1665 kg |
| Vehicle Length | 4430 mm | 4900 mm |
| Vehicle Width | 1690 mm | 1790 mm |
| Vehicle Height | 1360 mm | 1510 mm |
| Wheelbase Size | 2530 mm | 2740 mm |
| Fuel Tank Capacity | 70 L | 75 L |
