2005 Audi S4 vs. 2012 Buick Regal
To start off, 2012 Buick Regal is newer by 7 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 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 120 more horse power than 2012 Buick Regal. (220 HP @ 5300 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2012 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 175 kg more than 2012 Buick Regal. 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 58 more torque (in Nm) than 2012 Buick Regal. (352 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2012 Buick Regal.
Compare all specifications:
| 2005 Audi S4 | 2012 Buick Regal | |
| Make | Audi | Buick |
| Model | S4 | Regal |
| Year Released | 2005 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 2000 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 220 HP |
| Engine RPM | 6300 RPM | 5300 RPM |
| Torque | 410 Nm | 352 Nm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1665 kg |
| Vehicle Length | 4580 mm | 4831 mm |
| Vehicle Width | 1780 mm | 1857 mm |
| Vehicle Height | 1400 mm | 1483 mm |
| Wheelbase Size | 2660 mm | 2738 mm |
| Fuel Consumption Highway | 10.2 L/100km | 8.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 63 L | 68 L |
