1978 Audi 100 vs. 2007 Audi A4
To start off, 2007 Audi A4 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Audi 100. In addition, the cost of maintenance, including insurance, on 1978 Audi 100 would be higher. At 2,967 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (222 HP @ 4000 RPM) has 137 more horse power than 1978 Audi 100. (85 HP @ 5600 RPM) In normal driving conditions, 2007 Audi A4 should accelerate faster than 1978 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 165 kg more than 1978 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Audi 100. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 will offer significantly more control. 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, 2007 Audi A4 (450 Nm @ 1400 RPM) has 326 more torque (in Nm) than 1978 Audi 100. (124 Nm @ 3200 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Audi 100.
Compare all specifications:
| 1978 Audi 100 | 2007 Audi A4 | |
| Make | Audi | Audi |
| Model | 100 | A4 |
| Year Released | 1978 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 2967 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 85 HP | 222 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 124 Nm | 450 Nm |
| Torque RPM | 3200 RPM | 1400 RPM |
| Engine Bore Size | 79.5 mm | 83 mm |
| Engine Stroke Size | 80 mm | 91.4 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1110 kg | 1275 kg |
| Vehicle Length | 4600 mm | 4590 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1430 mm |
| Wheelbase Size | 2680 mm | 2660 mm |
| Fuel Tank Capacity | 60 L | 70 L |
