2005 Audi A4 vs. 2010 BMW 123
To start off, 2010 BMW 123 is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,393 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2010 BMW 123 (202 HP @ 4400 RPM) has 25 more horse power than 2005 Audi A4. (177 HP @ 1500 RPM) In normal driving conditions, 2010 BMW 123 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 95 kg more than 2010 BMW 123.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2010 BMW 123. In wet, icy, snow, or gravel driving conditions, 2005 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, 2010 BMW 123 (400 Nm @ 2000 RPM) has 30 more torque (in Nm) than 2005 Audi A4. (370 Nm @ 1500 RPM). This means 2010 BMW 123 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2010 BMW 123 | |
| Make | Audi | BMW |
| Model | A4 | 123 |
| Year Released | 2005 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 177 HP | 202 HP |
| Engine RPM | 1500 RPM | 4400 RPM |
| Torque | 370 Nm | 400 Nm |
| Torque RPM | 1500 RPM | 2000 RPM |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 9 seconds | 7 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1590 kg | 1495 kg |
| Vehicle Length | 4550 mm | 4360 mm |
| Vehicle Width | 1770 mm | 1748 mm |
| Vehicle Height | 1430 mm | 1423 mm |
| Wheelbase Size | 2580 mm | 2660 mm |
| Fuel Consumption Overall | 7.8 L/100km | 5.1 L/100km |
| Fuel Tank Capacity | 66 L | 51 L |
