2009 Audi A4 vs. 2007 GMC Sierra
To start off, 2009 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2007 GMC Sierra would be higher. At 5,998 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (345 HP @ 5200 RPM) has 128 more horse power than 2009 Audi A4. (217 HP @ 5900 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2009 Audi A4.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra 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 GMC Sierra (515 Nm @ 4000 RPM) has 215 more torque (in Nm) than 2009 Audi A4. (300 Nm @ 2200 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4. 2007 GMC Sierra has automatic transmission and 2009 Audi A4 has manual transmission. 2009 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 2007 GMC Sierra | |
| Make | Audi | GMC |
| Model | A4 | Sierra |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 5998 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 217 HP | 345 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 300 Nm | 515 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Engine Bore Size | 82.5 mm | 102 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4610 mm | 5850 mm |
| Vehicle Width | 1780 mm | 2000 mm |
| Vehicle Height | 1400 mm | 1910 mm |
| Wheelbase Size | 2660 mm | 3650 mm |
| Fuel Consumption Overall | 8.1 L/100km | 15.8 L/100km |
| Fuel Tank Capacity | 70 L | 98 L |
