2005 Audi S4 vs. 2007 Chevrolet Optra
To start off, 2007 Chevrolet Optra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 220 more horse power than 2007 Chevrolet Optra. (120 HP @ 5800 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2007 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 524 kg more than 2007 Chevrolet Optra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 245 more torque (in Nm) than 2007 Chevrolet Optra. (165 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet Optra.
Compare all specifications:
| 2005 Audi S4 | 2007 Chevrolet Optra | |
| Make | Audi | Chevrolet |
| Model | S4 | Optra |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1799 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 120 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 410 Nm | 165 Nm |
| Engine Bore Size | 85.1 mm | 81.6 mm |
| Engine Stroke Size | 93 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 9.8:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1735 kg | 1211 kg |
| Vehicle Length | 4550 mm | 4510 mm |
| Vehicle Width | 1770 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2610 mm |
| Fuel Consumption Overall | 13.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
