2007 Audi A4 vs. 2003 Buick Century
To start off, 2007 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Buick Century. In addition, the cost of maintenance, including insurance, on 2003 Buick Century would be higher. At 3,134 cc (6 cylinders), 2003 Buick Century is equipped with a bigger engine. In terms of performance, 2003 Buick Century (176 HP @ 5200 RPM) has 38 more horse power than 2007 Audi A4. (138 HP @ 4000 RPM) In normal driving conditions, 2003 Buick Century should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Buick Century weights approximately 245 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 A4 (320 Nm @ 1750 RPM) has 56 more torque (in Nm) than 2003 Buick Century. (264 Nm @ 4000 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Century. 2003 Buick Century has automatic transmission and 2007 Audi A4 has manual transmission. 2007 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Buick Century will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2003 Buick Century | |
| Make | Audi | Buick |
| Model | A4 | Century |
| Year Released | 2007 | 2003 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 3134 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 176 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 320 Nm | 264 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 81.1 mm | 89 mm |
| Engine Stroke Size | 95.5 mm | 84 mm |
| Engine Compression Ratio | 18.0:1 | 9.6:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1520 kg |
| Vehicle Length | 4550 mm | 4950 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2660 mm | 2780 mm |
| Fuel Consumption Overall | 5.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
