2008 Audi A4 vs. 2005 BMW 645
To start off, 2008 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 BMW 645. In addition, the cost of maintenance, including insurance, on 2005 BMW 645 would be higher. At 4,390 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 20 kg more than 2008 Audi A4.
Because 2005 BMW 645 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 2008 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 BMW 645 (439 Nm @ 3600 RPM) has 109 more torque (in Nm) than 2008 Audi A4. (330 Nm @ 3250 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4. 2005 BMW 645 has automatic transmission and 2008 Audi A4 has manual transmission. 2008 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
2008 Audi A4 | 2005 BMW 645 | |
Make | Audi | BMW |
Model | A4 | 645 |
Year Released | 2008 | 2005 |
Body Type | Convertible | Coupe |
Engine Position | Front | Front |
Engine Size | 3123 cc | 4390 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 0 HP | 338 HP |
Torque | 330 Nm | 439 Nm |
Torque RPM | 3250 RPM | 3600 RPM |
Engine Bore Size | 84.5 mm | 92 mm |
Engine Stroke Size | 92.8 mm | 83 mm |
Engine Compression Ratio | 12.5:1 | 10.5:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Top Speed | 250 km/hour | 250 km/hour |
Acceleration 0-100mph | 7.1 seconds | 5.6 seconds |
Drive Type | Front | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1695 kg | 1715 kg |
Vehicle Length | 4180 mm | 4830 mm |
Vehicle Height | 1370 mm | 1380 mm |
Wheelbase Size | 2660 mm | 2790 mm |
Fuel Consumption Overall | 11 L/100km | 11.8 L/100km |
Fuel Tank Capacity | 70 L | 70 L |