1991 Audi 80 vs. 1999 Opel Omega
To start off, 1999 Opel Omega is newer by 8 year(s). Which means there will be less support and parts availability for 1991 Audi 80. In addition, the cost of maintenance, including insurance, on 1991 Audi 80 would be higher. At 5,663 cc (8 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1999 Opel Omega (311 HP @ 5600 RPM) has 223 more horse power than 1991 Audi 80. (88 HP @ 4000 RPM) In normal driving conditions, 1999 Opel Omega should accelerate faster than 1991 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 340 kg more than 1991 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Opel Omega is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1999 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 1991 Audi 80, being front wheel drive (FWD), will offer much better control with better grip. 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, 1999 Opel Omega (459 Nm @ 4400 RPM) has 277 more torque (in Nm) than 1991 Audi 80. (182 Nm @ 2300 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 80. 1999 Opel Omega has automatic transmission and 1991 Audi 80 has manual transmission. 1991 Audi 80 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Opel Omega will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Audi 80 | 1999 Opel Omega | |
| Make | Audi | Opel |
| Model | 80 | Omega |
| Year Released | 1991 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 5663 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 88 HP | 311 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 182 Nm | 459 Nm |
| Torque RPM | 2300 RPM | 4400 RPM |
| Engine Bore Size | 79.6 mm | 99 mm |
| Engine Stroke Size | 95.5 mm | 92 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1310 kg | 1650 kg |
| Vehicle Length | 4490 mm | 4900 mm |
| Vehicle Width | 1700 mm | 1790 mm |
| Vehicle Height | 1410 mm | 1460 mm |
| Wheelbase Size | 2620 mm | 2740 mm |
