1991 Audi 100 vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 14 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 2,461 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (148 HP @ 4000 RPM) has 35 more horse power than 1991 Audi 100. (113 HP @ 4000 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 120 kg more than 2005 Opel Vectra.
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, 2005 Opel Vectra (321 Nm @ 2000 RPM) has 57 more torque (in Nm) than 1991 Audi 100. (264 Nm @ 2250 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2005 Opel Vectra | |
| Make | Audi | Opel |
| Model | 100 | Vectra |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2461 cc | 1909 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 148 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 264 Nm | 321 Nm |
| Torque RPM | 2250 RPM | 2000 RPM |
| Engine Bore Size | 81 mm | 82 mm |
| Engine Stroke Size | 95.5 mm | 90.4 mm |
| Engine Compression Ratio | 21.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 193 km/hour | 217 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1200 kg |
| Vehicle Length | 4800 mm | 4600 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2700 mm | 2640 mm |
| Fuel Consumption Overall | 4.8 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 80 L | 61 L |
