1999 Audi S8 vs. 2001 GMC Envoy
To start off, 2001 GMC Envoy is newer by 2 year(s). Which means there will be less support and parts availability for 1999 Audi S8. In addition, the cost of maintenance, including insurance, on 1999 Audi S8 would be higher. At 4,170 cc (8 cylinders), 1999 Audi S8 is equipped with a bigger engine. In terms of performance, 2001 GMC Envoy (271 HP @ 6000 RPM) has 24 more horse power than 1999 Audi S8. (247 HP @ 7000 RPM) In normal driving conditions, 2001 GMC Envoy should accelerate faster than 1999 Audi S8. With that said, vehicle weight also plays an important factor in acceleration. 2001 GMC Envoy weights approximately 260 kg more than 1999 Audi S8. 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, 2001 GMC Envoy (373 Nm @ 3600 RPM) has 43 more torque (in Nm) than 1999 Audi S8. (330 Nm @ 3400 RPM). This means 2001 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi S8.
Compare all specifications:
| 1999 Audi S8 | 2001 GMC Envoy | |
| Make | Audi | GMC |
| Model | S8 | Envoy |
| Year Released | 1999 | 2001 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4170 cc | 4159 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 271 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 330 Nm | 373 Nm |
| Torque RPM | 3400 RPM | 3600 RPM |
| Engine Bore Size | 84.5 mm | 93 mm |
| Engine Stroke Size | 93 mm | 102 mm |
| Drive Type | AWD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 2010 kg |
| Vehicle Length | 5040 mm | 4870 mm |
| Vehicle Width | 1890 mm | 1900 mm |
| Vehicle Height | 1420 mm | 1830 mm |
| Wheelbase Size | 2890 mm | 2880 mm |
| Fuel Tank Capacity | 90 L | 83 L |
