1991 Audi S2 vs. 1999 GMC Sierra
To start off, 1999 GMC Sierra is newer by 8 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 4,784 cc (6 cylinders), 1999 GMC Sierra is equipped with a bigger engine. In terms of performance, 1999 GMC Sierra (267 HP @ 5200 RPM) has 51 more horse power than 1991 Audi S2. (216 HP @ 5900 RPM) In normal driving conditions, 1999 GMC Sierra should accelerate faster than 1991 Audi S2. With that said, vehicle weight also plays an important factor in acceleration. 1999 GMC Sierra weights approximately 385 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.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 1999 GMC Sierra (386 Nm @ 4000 RPM) has 77 more torque (in Nm) than 1991 Audi S2. (309 Nm @ 1950 RPM). This means 1999 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi S2.
Compare all specifications:
| 1991 Audi S2 | 1999 GMC Sierra | |
| Make | Audi | GMC |
| Model | S2 | Sierra |
| Year Released | 1991 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 4784 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 267 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 309 Nm | 386 Nm |
| Torque RPM | 1950 RPM | 4000 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1420 kg | 1805 kg |
| Vehicle Length | 4410 mm | 5170 mm |
| Vehicle Width | 1720 mm | 2000 mm |
| Vehicle Height | 1380 mm | 1810 mm |
| Wheelbase Size | 2560 mm | 3030 mm |
