1991 Audi 100 vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 16 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 2,979 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (228 HP @ 5900 RPM) has 97 more horse power than 1991 Audi 100. (131 HP @ 5500 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 694 kg more than 1991 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Audi 100. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 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, 2007 BMW X5 (300 Nm @ 3500 RPM) has 114 more torque (in Nm) than 1991 Audi 100. (186 Nm @ 4000 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100. 2007 BMW X5 has automatic transmission and 1991 Audi 100 has manual transmission. 1991 Audi 100 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Audi 100 | 2007 BMW X5 | |
| Make | Audi | BMW |
| Model | 100 | X5 |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 2979 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 131 HP | 228 HP |
| Engine RPM | 5500 RPM | 5900 RPM |
| Torque | 186 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 84.1 mm |
| Engine Stroke Size | 86.4 mm | 89.6 mm |
| Engine Compression Ratio | 10.0:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1410 kg | 2104 kg |
| Vehicle Length | 4800 mm | 4670 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1450 mm | 1880 mm |
