2004 Audi A4 vs. 2008 BMW 650
To start off, 2008 BMW 650 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 4,799 cc (8 cylinders), 2008 BMW 650 is equipped with a bigger engine. In terms of performance, 2008 BMW 650 (360 HP @ 6300 RPM) has 159 more horse power than 2004 Audi A4. (201 HP @ 3500 RPM) In normal driving conditions, 2008 BMW 650 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 90 kg more than 2008 BMW 650.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 650. In wet, icy, snow, or gravel driving conditions, 2004 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, 2008 BMW 650 (488 Nm @ 3400 RPM) has 37 more torque (in Nm) than 2004 Audi A4. (451 Nm @ 1400 RPM). This means 2008 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4. 2004 Audi A4 has automatic transmission and 2008 BMW 650 has manual transmission. 2008 BMW 650 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Audi A4 | 2008 BMW 650 | |
| Make | Audi | BMW |
| Model | A4 | 650 |
| Year Released | 2004 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 4799 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 360 HP |
| Engine RPM | 3500 RPM | 6300 RPM |
| Torque | 451 Nm | 488 Nm |
| Torque RPM | 1400 RPM | 3400 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 233 km/hour | 245 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 5.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1730 kg | 1640 kg |
| Vehicle Length | 4590 mm | 5050 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1480 mm |
| Wheelbase Size | 2470 mm | 2790 mm |
| Fuel Consumption | 6.2 L/100km | 10.7 L/100km |
| Fuel Consumption City | 11.6 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 8.2 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
