2002 Audi S4 vs. 1991 Audi V8
To start off, 2002 Audi S4 is newer by 11 year(s). Which means there will be less support and parts availability for 1991 Audi V8. In addition, the cost of maintenance, including insurance, on 1991 Audi V8 would be higher. At 4,172 cc (8 cylinders), 1991 Audi V8 is equipped with a bigger engine. In terms of performance, 2002 Audi S4 (339 HP @ 7000 RPM) has 59 more horse power than 1991 Audi V8. (280 HP @ 5800 RPM). In normal driving conditions, 2002 Audi S4 should accelerate faster than 1991 Audi V8. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi S4 weights approximately 8 kg more than 1991 Audi V8. 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, 2002 Audi S4 (410 Nm @ 3500 RPM) has 10 more torque (in Nm) than 1991 Audi V8. (400 Nm @ 4000 RPM). This means 2002 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi V8. 1991 Audi V8 has automatic transmission and 2002 Audi S4 has manual transmission. 2002 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Audi V8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Audi S4 | 1991 Audi V8 | |
| Make | Audi | Audi |
| Model | S4 | V8 |
| Year Released | 2002 | 1991 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4172 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 339 HP | 280 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 410 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Compression Ratio | 11.0:1 | 10.6:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1720 kg | 1712 kg |
| Vehicle Length | 4580 mm | 4880 mm |
| Vehicle Width | 1790 mm | 1820 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
