1996 Audi A3 vs. 2005 BMW 645
To start off, 2005 BMW 645 is newer by 9 year(s). Which means there will be less support and parts availability for 1996 Audi A3. In addition, the cost of maintenance, including insurance, on 1996 Audi A3 would be higher. At 4,392 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (326 HP) has 226 more horse power than 1996 Audi A3. (100 HP) In normal driving conditions, 2005 BMW 645 should accelerate faster than 1996 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 761 kg more than 1996 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1996 Audi A3, 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 (447 Nm) has 311 more torque (in Nm) than 1996 Audi A3. (136 Nm). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1996 Audi A3. 2005 BMW 645 has automatic transmission and 1996 Audi A3 has manual transmission. 1996 Audi A3 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:
| 1996 Audi A3 | 2005 BMW 645 | |
| Make | Audi | BMW |
| Model | A3 | 645 |
| Year Released | 1996 | 2005 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 4392 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 326 HP |
| Torque | 136 Nm | 447 Nm |
| Engine Bore Size | 81 mm | 92 mm |
| Engine Stroke Size | 77.5 mm | 83 mm |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Top Speed | 190 km/hour | 250 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1134 kg | 1895 kg |
| Vehicle Length | 4160 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2520 mm | 2890 mm |
