2004 Audi S4 vs. 2004 Opel Astra
To start off, both 2004 Audi S4 and 2004 Opel Astra were released in the same year (2004). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,163 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (340 HP @ 6200 RPM) has 217 more horse power than 2004 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2004 Audi S4 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 545 kg more than 2004 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Audi S4 (411 Nm) has 241 more torque (in Nm) than 2004 Opel Astra. (170 Nm). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 2004 Audi S4 | 2004 Opel Astra | |
| Make | Audi | Opel |
| Model | S4 | Astra |
| Year Released | 2004 | 2004 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1795 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 123 HP |
| Engine RPM | 6200 RPM | 5600 RPM |
| Torque | 411 Nm | 170 Nm |
| Engine Bore Size | 85 mm | 80.5 mm |
| Engine Stroke Size | 93 mm | 88.2 mm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1895 kg | 1350 kg |
| Vehicle Length | 4580 mm | 4520 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1510 mm |
| Wheelbase Size | 2770 mm | 2710 mm |
| Fuel Consumption Highway | 10.2 L/100km | 6.3 L/100km |
| Fuel Consumption City | 13.1 L/100km | 11.4 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
