2005 Audi A3 vs. 2003 Opel Vectra
To start off, 2005 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 1,984 cc (4 cylinders), 2005 Audi A3 is equipped with a bigger engine. In terms of performance, 2005 Audi A3 (138 HP @ 4000 RPM) has 15 more horse power than 2003 Opel Vectra. (123 HP @ 5600 RPM). In normal driving conditions, 2005 Audi A3 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 46 kg more than 2005 Audi A3.
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 Audi A3 (320 Nm) has 158 more torque (in Nm) than 2003 Opel Vectra. (162 Nm). This means 2005 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2003 Opel Vectra has automatic transmission and 2005 Audi A3 has manual transmission. 2005 Audi A3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A3 | 2003 Opel Vectra | |
| Make | Audi | Opel |
| Model | A3 | Vectra |
| Year Released | 2005 | 2003 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1794 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 123 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 320 Nm | 162 Nm |
| Top Speed | 207 km/hour | 192 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 12.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1344 kg | 1390 kg |
| Vehicle Length | 4210 mm | 4500 mm |
| Vehicle Width | 1960 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
| Fuel Tank Capacity | 55 L | 60 L |
