2006 Audi S4 vs. 1991 Audi Coupe
To start off, 2006 Audi S4 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Audi Coupe. In addition, the cost of maintenance, including insurance, on 1991 Audi Coupe would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 6800 RPM) has 168 more horse power than 1991 Audi Coupe. (172 HP @ 5500 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 1991 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi Coupe weights approximately 122 kg more than 2006 Audi S4.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 160 more torque (in Nm) than 1991 Audi Coupe. (250 Nm @ 3000 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi Coupe.
Compare all specifications:
| 2006 Audi S4 | 1991 Audi Coupe | |
| Make | Audi | Audi |
| Model | S4 | Coupe |
| Year Released | 2006 | 1991 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2771 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 172 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 410 Nm | 250 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1278 kg | 1400 kg |
| Vehicle Length | 4590 mm | 4370 mm |
| Vehicle Width | 1790 mm | 1720 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2560 mm |
| Fuel Tank Capacity | 63 L | 80 L |
