1991 Audi 100 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 16 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 3,175 cc (6 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (208 HP @ 6200 RPM) has 36 more horse power than 1991 Audi 100. (172 HP @ 5500 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 17 kg more than 1991 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Opel Vectra (300 Nm @ 4000 RPM) has 50 more torque (in Nm) than 1991 Audi 100. (250 Nm @ 3000 RPM). This means 2007 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 | 2007 Opel Vectra | |
| Make | Audi | Opel |
| Model | 100 | Vectra |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 172 HP | 208 HP |
| Engine RPM | 5500 RPM | 6200 RPM |
| Torque | 250 Nm | 300 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 82.5 mm | 87.5 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1506 kg | 1523 kg |
| Vehicle Length | 4800 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
