1991 Audi S2 vs. 1996 Opel Calibra
To start off, 1996 Opel Calibra is newer by 5 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 101 more horse power than 1996 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 1996 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 230 kg more than 1996 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Audi S2 (309 Nm @ 1950 RPM) has 136 more torque (in Nm) than 1996 Opel Calibra. (173 Nm @ 2600 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 1996 Opel Calibra.
Compare all specifications:
| 1991 Audi S2 | 1996 Opel Calibra | |
| Make | Audi | Opel |
| Model | S2 | Calibra |
| Year Released | 1991 | 1996 |
| 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 | 115 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 309 Nm | 173 Nm |
| Torque RPM | 1950 RPM | 2600 RPM |
| Engine Bore Size | 81.1 mm | 86.1 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 9.3:1 | 9.2:1 |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1190 kg |
| Vehicle Length | 4410 mm | 4500 mm |
| Vehicle Width | 1720 mm | 1700 mm |
| Vehicle Height | 1380 mm | 1610 mm |
| Wheelbase Size | 2560 mm | 2610 mm |
