2008 Audi Q7 vs. 2005 Buick Regal
To start off, 2008 Audi Q7 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Buick Regal. In addition, the cost of maintenance, including insurance, on 2005 Buick Regal would be higher. At 4,162 cc (8 cylinders), 2008 Audi Q7 is equipped with a bigger engine. In terms of performance, 2008 Audi Q7 (345 HP @ 6800 RPM) has 148 more horse power than 2005 Buick Regal. (197 HP @ 5200 RPM). In normal driving conditions, 2008 Audi Q7 should accelerate faster than 2005 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi Q7 weights approximately 680 kg more than 2005 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2008 Audi Q7 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, 2008 Audi Q7 (440 Nm @ 3500 RPM) has 129 more torque (in Nm) than 2005 Buick Regal. (311 Nm @ 4000 RPM). This means 2008 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2005 Buick Regal.
Compare all specifications:
| 2008 Audi Q7 | 2005 Buick Regal | |
| Make | Audi | Buick |
| Model | Q7 | Regal |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4162 cc | 3791 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 345 HP | 197 HP |
| Engine RPM | 6800 RPM | 5200 RPM |
| Torque | 440 Nm | 311 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 97 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Engine Compression Ratio | 12.5:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2240 kg | 1560 kg |
| Vehicle Length | 5090 mm | 4990 mm |
| Vehicle Width | 1990 mm | 1850 mm |
| Vehicle Height | 1740 mm | 1440 mm |
| Wheelbase Size | 3010 mm | 2780 mm |
| Fuel Tank Capacity | 100 L | 64 L |
