2007 Audi S4 vs. 2009 Chevrolet Optra
To start off, 2009 Chevrolet Optra is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi S4. In addition, the cost of maintenance, including insurance, on 2007 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (340 HP) has 232 more horse power than 2009 Chevrolet Optra. (108 HP). In normal driving conditions, 2007 Audi S4 should accelerate faster than 2009 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 269 kg more than 2009 Chevrolet Optra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Chevrolet Optra. In wet, icy, snow, or gravel driving conditions, 2007 Audi S4 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, 2007 Audi S4 (410 Nm @ 3500 RPM) has 260 more torque (in Nm) than 2009 Chevrolet Optra. (150 Nm @ 4000 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Optra.
Compare all specifications:
| 2007 Audi S4 | 2009 Chevrolet Optra | |
| Make | Audi | Chevrolet |
| Model | S4 | Optra |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1597 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 108 HP |
| Torque | 410 Nm | 150 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 79 mm |
| Engine Stroke Size | 93 mm | 81.5 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1530 kg | 1261 kg |
| Vehicle Length | 4590 mm | 4510 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1420 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2610 mm |
| Fuel Consumption Overall | 13.8 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
