2012 Audi R8 vs. 2005 Opel Signum
To start off, 2012 Audi R8 is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Opel Signum. In addition, the cost of maintenance, including insurance, on 2005 Opel Signum would be higher. At 4,200 cc (8 cylinders), 2012 Audi R8 is equipped with a bigger engine. In terms of performance, 2012 Audi R8 (420 HP) has 245 more horse power than 2005 Opel Signum. (175 HP). In normal driving conditions, 2012 Audi R8 should accelerate faster than 2005 Opel Signum.
Because 2012 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2005 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2012 Audi R8 will offer significantly more control. 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, 2012 Audi R8 (430 Nm @ 4500 RPM) has 60 more torque (in Nm) than 2005 Opel Signum. (370 Nm @ 1900 RPM). This means 2012 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum.
Compare all specifications:
| 2012 Audi R8 | 2005 Opel Signum | |
| Make | Audi | Opel |
| Model | R8 | Signum |
| Year Released | 2012 | 2005 |
| Body Type | Convertible | Hatchback |
| Engine Position | Middle | Front |
| Engine Size | 4200 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 420 HP | 175 HP |
| Torque | 430 Nm | 370 Nm |
| Torque RPM | 4500 RPM | 1900 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | AWD | Front |
| Transmission Type | 6-speed automated manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4435 mm | 4640 mm |
| Vehicle Width | 1905 mm | 1800 mm |
| Vehicle Height | 1245 mm | 1470 mm |
| Wheelbase Size | 2649 mm | 2620 mm |
| Fuel Tank Capacity | 90 L | 60 L |
