2009 Audi TT vs. 1991 Opel Omega
To start off, 2009 Audi TT is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Opel Omega. In addition, the cost of maintenance, including insurance, on 1991 Opel Omega would be higher. At 1,998 cc (4 cylinders), 1991 Opel Omega is equipped with a bigger engine. In terms of performance, 2009 Audi TT (268 HP @ 2500 RPM) has 158 more horse power than 1991 Opel Omega. (110 HP @ 5200 RPM). In normal driving conditions, 2009 Audi TT should accelerate faster than 1991 Opel Omega.
Because 2009 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 1991 Opel Omega. In wet, icy, snow, or gravel driving conditions, 2009 Audi TT 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, 2009 Audi TT (350 Nm @ 2500 RPM) has 188 more torque (in Nm) than 1991 Opel Omega. (162 Nm @ 4600 RPM). This means 2009 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Omega.
Compare all specifications:
| 2009 Audi TT | 1991 Opel Omega | |
| Make | Audi | Opel |
| Model | TT | Omega |
| Year Released | 2009 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 268 HP | 110 HP |
| Engine RPM | 2500 RPM | 5200 RPM |
| Torque | 350 Nm | 162 Nm |
| Torque RPM | 2500 RPM | 4600 RPM |
| Engine Bore Size | 82.5 mm | 95 mm |
| Engine Stroke Size | 92.8 mm | 69.8 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4200 mm | 4740 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1350 mm | 1490 mm |
| Wheelbase Size | 2470 mm | 2740 mm |
| Fuel Tank Capacity | 55 L | 70 L |
