1991 Audi 100 vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (173 HP @ 5500 RPM) has 5 more horse power than 2006 Opel Astra. (168 HP @ 5200 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 115 kg more than 1991 Audi 100.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2006 Opel Astra (250 Nm @ 1950 RPM) has 1 more torque (in Nm) than 1991 Audi 100. (249 Nm @ 3000 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100. 1991 Audi 100 has automatic transmission and 2006 Opel Astra has manual transmission. 2006 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Audi 100 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Audi 100 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | 100 | Astra |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 173 HP | 168 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 249 Nm | 250 Nm |
| Torque RPM | 3000 RPM | 1950 RPM |
| Engine Bore Size | 82.5 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 214 km/hour | 224 km/hour |
| Acceleration 0-100mph | 10 seconds | 9.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1400 kg | 1515 kg |
| Vehicle Length | 4800 mm | 4480 mm |
| Vehicle Width | 1790 mm | 2030 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2700 mm | 2620 mm |
