1991 Audi S2 vs. 2011 BMW X6
To start off, 2011 BMW X6 is newer by 20 year(s). Which means there will be less support and parts availability for 1991 Audi S2. In addition, the cost of maintenance, including insurance, on 1991 Audi S2 would be higher. At 2,993 cc (6 cylinders), 2011 BMW X6 is equipped with a bigger engine. In terms of performance, 2011 BMW X6 (244 HP @ 4000 RPM) has 28 more horse power than 1991 Audi S2. (216 HP @ 5900 RPM) In normal driving conditions, 2011 BMW X6 should accelerate faster than 1991 Audi S2. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X6 weights approximately 730 kg more than 1991 Audi S2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2011 BMW X6 (600 Nm @ 1500 RPM) has 291 more torque (in Nm) than 1991 Audi S2. (309 Nm @ 1950 RPM). This means 2011 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi S2. 2011 BMW X6 has automatic transmission and 1991 Audi S2 has manual transmission. 1991 Audi S2 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 BMW X6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Audi S2 | 2011 BMW X6 | |
| Make | Audi | BMW |
| Model | S2 | X6 |
| Year Released | 1991 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 2993 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 244 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 309 Nm | 600 Nm |
| Torque RPM | 1950 RPM | 1500 RPM |
| Engine Bore Size | 81.1 mm | 90 mm |
| Engine Stroke Size | 86.4 mm | 84 mm |
| Acceleration 0-100mph | 6.1 seconds | 7.5 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1420 kg | 2150 kg |
| Vehicle Length | 4410 mm | 4877 mm |
| Vehicle Width | 1720 mm | 1983 mm |
| Vehicle Height | 1380 mm | 1690 mm |
| Wheelbase Size | 2560 mm | 2933 mm |
| Fuel Consumption Highway | 9.3 L/100km | 6.7 L/100km |
| Fuel Consumption City | 14.3 L/100km | 8.7 L/100km |
| Fuel Consumption Overall | 8.3 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 70 L | 85 L |
