1996 Opel Omega vs. 1991 Opel Astra
To start off, 1996 Opel Omega is newer by 5 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 1,998 cc (4 cylinders), 1996 Opel Omega is equipped with a bigger engine. In terms of performance, 1996 Opel Omega (114 HP @ 5400 RPM) has 58 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 1996 Opel Omega should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1996 Opel Omega weights approximately 395 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1996 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 1996 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 1991 Opel Astra, 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, 1996 Opel Omega (178 Nm @ 2800 RPM) has 73 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 1996 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1996 Opel Omega | 1991 Opel Astra | |
| Make | Opel | Opel |
| Model | Omega | Astra |
| Year Released | 1996 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1698 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 56 HP |
| Engine RPM | 5400 RPM | 4600 RPM |
| Torque | 178 Nm | 105 Nm |
| Torque RPM | 2800 RPM | 2400 RPM |
| Engine Bore Size | 86.1 mm | 82.5 mm |
| Engine Stroke Size | 86 mm | 79.5 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1035 kg |
| Vehicle Length | 4790 mm | 4250 mm |
| Vehicle Width | 1790 mm | 1690 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2740 mm | 2530 mm |
| Fuel Tank Capacity | 60 L | 52 L |
