2000 Audi A4 vs. 2009 BMW 635
To start off, 2009 BMW 635 is newer by 9 year(s). Which means there will be less support and parts availability for 2000 Audi A4. In addition, the cost of maintenance, including insurance, on 2000 Audi A4 would be higher. At 2,993 cc (6 cylinders), 2009 BMW 635 is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 119 more horse power than 2000 Audi A4. (163 HP @ 6000 RPM) In normal driving conditions, 2009 BMW 635 should accelerate faster than 2000 Audi A4.
Because 2000 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 635. In wet, icy, snow, or gravel driving conditions, 2000 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, 2009 BMW 635 (580 Nm @ 1750 RPM) has 346 more torque (in Nm) than 2000 Audi A4. (234 Nm @ 3200 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 2000 Audi A4. 2009 BMW 635 has automatic transmission and 2000 Audi A4 has manual transmission. 2000 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2000 Audi A4 | 2009 BMW 635 | |
| Make | Audi | BMW |
| Model | A4 | 635 |
| Year Released | 2000 | 2009 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 163 HP | 282 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 234 Nm | 580 Nm |
| Torque RPM | 3200 RPM | 1750 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 77.4 mm | 90 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4490 mm | 4830 mm |
| Vehicle Width | 1740 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2610 mm | 2790 mm |
| Fuel Tank Capacity | 70 L | 70 L |
