1991 Audi S2 vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Audi S2. In addition, the cost of maintenance, including insurance, on 1991 Audi S2 would be higher. At 2,226 cc (5 cylinders), 1991 Audi S2 is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 117 more horse power than 2003 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 200 kg more than 1991 Audi S2.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 1991 Audi S2 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, 1991 Audi S2 (309 Nm @ 1950 RPM) has 79 more torque (in Nm) than 2003 Opel Signum. (230 Nm @ 1500 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 1991 Audi S2 | 2003 Opel Signum | |
| Make | Audi | Opel |
| Model | S2 | Signum |
| Year Released | 1991 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1998 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 99 HP |
| Engine RPM | 5900 RPM | 3120 RPM |
| Torque | 309 Nm | 230 Nm |
| Torque RPM | 1950 RPM | 1500 RPM |
| Engine Bore Size | 81.1 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 90 mm |
| Engine Compression Ratio | 9.3:1 | 18.5:1 |
| Acceleration 0-100mph | 6.1 seconds | 14.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1420 kg | 1620 kg |
| Vehicle Length | 4410 mm | 4640 mm |
| Vehicle Width | 1720 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2560 mm | 2840 mm |
| Fuel Consumption Highway | 9.3 L/100km | 4.8 L/100km |
| Fuel Consumption City | 14.3 L/100km | 7.9 L/100km |
| Fuel Consumption Overall | 8.3 L/100km | 5.9 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
