2009 Audi A4 vs. 2007 BMW 120
To start off, 2009 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 120. In addition, the cost of maintenance, including insurance, on 2007 BMW 120 would be higher. At 1,994 cc (4 cylinders), 2007 BMW 120 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (211 HP @ 4300 RPM) has 63 more horse power than 2007 BMW 120. (148 HP @ 6200 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2007 BMW 120. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 120 weights approximately 420 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 120. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 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, 2009 Audi A4 (350 Nm @ 1500 RPM) has 150 more torque (in Nm) than 2007 BMW 120. (200 Nm @ 3600 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 120.
Compare all specifications:
| 2009 Audi A4 | 2007 BMW 120 | |
| Make | Audi | BMW |
| Model | A4 | 120 |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 211 HP | 148 HP |
| Engine RPM | 4300 RPM | 6200 RPM |
| Torque | 350 Nm | 200 Nm |
| Torque RPM | 1500 RPM | 3600 RPM |
| Engine Bore Size | 82.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Engine Compression Ratio | 17.0:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 930 kg | 1350 kg |
| Vehicle Length | 4710 mm | 4230 mm |
| Vehicle Width | 1840 mm | 1440 mm |
| Vehicle Height | 1440 mm | 1760 mm |
| Wheelbase Size | 2820 mm | 2670 mm |
| Fuel Consumption Overall | 10.2 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 70 L | 50 L |
