1991 Audi 100 vs. 2008 BMW X3
To start off, 2008 BMW X3 is newer by 17 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 2,996 cc (6 cylinders), 2008 BMW X3 is equipped with a bigger engine. In terms of performance, 2008 BMW X3 (260 HP @ 6600 RPM) has 88 more horse power than 1991 Audi 100. (172 HP @ 5500 RPM) In normal driving conditions, 2008 BMW X3 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 312 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.
Let's talk about torque, 2008 BMW X3 (315 Nm @ 2750 RPM) has 65 more torque (in Nm) than 1991 Audi 100. (250 Nm @ 3000 RPM). This means 2008 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2008 BMW X3 | |
| Make | Audi | BMW |
| Model | 100 | X3 |
| Year Released | 1991 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 172 HP | 260 HP |
| Engine RPM | 5500 RPM | 6600 RPM |
| Torque | 250 Nm | 315 Nm |
| Torque RPM | 3000 RPM | 2750 RPM |
| Engine Bore Size | 82.5 mm | 85 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1506 kg | 1818 kg |
| Vehicle Length | 4800 mm | 4570 mm |
| Vehicle Width | 1780 mm | 1680 mm |
| Vehicle Height | 1450 mm | 1860 mm |
