2007 Audi A3 vs. 2002 Opel Signum
To start off, 2007 Audi A3 is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Opel Signum. In addition, the cost of maintenance, including insurance, on 2002 Opel Signum would be higher. At 1,968 cc (4 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (138 HP @ 4000 RPM) has 18 more horse power than 2002 Opel Signum. (120 HP @ 6000 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2002 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 66 kg more than 2007 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, 2007 Audi A3 (320 Nm @ 1750 RPM) has 155 more torque (in Nm) than 2002 Opel Signum. (165 Nm @ 3800 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Signum. 2007 Audi A3 has automatic transmission and 2002 Opel Signum has manual transmission. 2002 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A3 | 2002 Opel Signum | |
| Make | Audi | Opel |
| Model | A3 | Signum |
| Year Released | 2007 | 2002 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 120 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 320 Nm | 165 Nm |
| Torque RPM | 1750 RPM | 3800 RPM |
| Engine Bore Size | 81 mm | 80.5 mm |
| Engine Stroke Size | 95.5 mm | 88.2 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9.5 seconds | 12.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1416 kg | 1482 kg |
| Vehicle Length | 4210 mm | 4640 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2500 mm |
| Fuel Consumption Overall | 5.5 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 55 L | 60 L |
