1999 Audi A4 vs. 2003 BMW 645
To start off, 2003 BMW 645 is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (325 HP @ 6100 RPM) has 78 more horse power than 1999 Audi A4. (247 HP @ 4150 RPM) In normal driving conditions, 2003 BMW 645 should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 645 weights approximately 355 kg more than 1999 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 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 2003 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 1999 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, 2003 BMW 645 (450 Nm @ 3600 RPM) has 129 more torque (in Nm) than 1999 Audi A4. (321 Nm @ 1900 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4. 1999 Audi A4 has automatic transmission and 2003 BMW 645 has manual transmission. 2003 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
1999 Audi A4 | 2003 BMW 645 | |
Make | Audi | BMW |
Model | A4 | 645 |
Year Released | 1999 | 2003 |
Body Type | Station Wagon | Coupe |
Engine Position | Front | Front |
Engine Size | 1896 cc | 4398 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 247 HP | 325 HP |
Engine RPM | 4150 RPM | 6100 RPM |
Torque | 321 Nm | 450 Nm |
Torque RPM | 1900 RPM | 3600 RPM |
Engine Bore Size | 79.5 mm | 92 mm |
Engine Stroke Size | 95.5 mm | 82.7 mm |
Top Speed | 190 km/hour | 250 km/hour |
Acceleration 0-100mph | 12.8 seconds | 5.9 seconds |
Drive Type | Front | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1335 kg | 1690 kg |
Vehicle Length | 4480 mm | 4830 mm |
Vehicle Width | 1740 mm | 1860 mm |
Vehicle Height | 1420 mm | 1380 mm |
Wheelbase Size | 2630 mm | 2890 mm |
Fuel Tank Capacity | 62 L | 70 L |