1994 Audi A4 vs. 2005 Audi S4
To start off, 2005 Audi S4 is newer by 11 year(s). Which means there will be less support and parts availability for 1994 Audi A4. In addition, the cost of maintenance, including insurance, on 1994 Audi A4 would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 217 more horse power than 1994 Audi A4. (123 HP @ 5800 RPM) In normal driving conditions, 2005 Audi S4 should accelerate faster than 1994 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 556 kg more than 1994 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 237 more torque (in Nm) than 1994 Audi A4. (173 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1994 Audi A4.
Compare all specifications:
| 1994 Audi A4 | 2005 Audi S4 | |
| Make | Audi | Audi |
| Model | A4 | S4 |
| Year Released | 1994 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 4161 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 340 HP |
| Engine RPM | 5800 RPM | 6300 RPM |
| Torque | 173 Nm | 410 Nm |
| Engine Bore Size | 81.1 mm | 85 mm |
| Engine Stroke Size | 86.4 mm | 93 mm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1284 kg | 1840 kg |
| Vehicle Length | 4490 mm | 4580 mm |
| Vehicle Width | 1740 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2620 mm | 2660 mm |
