1991 Audi 100 vs. 2006 BMW 650
To start off, 2006 BMW 650 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 4,801 cc (8 cylinders), 2006 BMW 650 is equipped with a bigger engine. In terms of performance, 2006 BMW 650 (360 HP @ 6300 RPM) has 247 more horse power than 1991 Audi 100. (113 HP @ 4000 RPM) In normal driving conditions, 2006 BMW 650 should accelerate faster than 1991 Audi 100.
Because 2006 BMW 650 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 2006 BMW 650. However, in wet, icy, snow, or gravel driving conditions, 1991 Audi 100, 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, 2006 BMW 650 (488 Nm @ 3400 RPM) has 223 more torque (in Nm) than 1991 Audi 100. (265 Nm @ 2250 RPM). This means 2006 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2006 BMW 650 | |
| Make | Audi | BMW |
| Model | 100 | 650 |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2461 cc | 4801 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 113 HP | 360 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 265 Nm | 488 Nm |
| Torque RPM | 2250 RPM | 3400 RPM |
| Engine Bore Size | 81 mm | 93 mm |
| Engine Stroke Size | 95.5 mm | 88.3 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4810 mm | 4840 mm |
| Vehicle Width | 1790 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1380 mm |
| Wheelbase Size | 2700 mm | 2790 mm |
| Fuel Tank Capacity | 80 L | 70 L |
