1991 Audi 100 vs. 1978 Ferrari 400
To start off, 1991 Audi 100 is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Ferrari 400. In addition, the cost of maintenance, including insurance, on 1978 Ferrari 400 would be higher. At 4,823 cc (12 cylinders), 1978 Ferrari 400 is equipped with a bigger engine. In terms of performance, 1978 Ferrari 400 (335 HP @ 6500 RPM) has 170 more horse power than 1991 Audi 100. (165 HP @ 5500 RPM) In normal driving conditions, 1978 Ferrari 400 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1978 Ferrari 400 weights approximately 420 kg more than 1991 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 Ferrari 400 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 Ferrari 400. However, in wet, icy, snow, or gravel driving conditions, 1991 Audi 100, being front wheel drive (FWD), will offer much better control with better grip. 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, 1978 Ferrari 400 (422 Nm @ 4600 RPM) has 182 more torque (in Nm) than 1991 Audi 100. (240 Nm @ 3000 RPM). This means 1978 Ferrari 400 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 1978 Ferrari 400 | |
| Make | Audi | Ferrari |
| Model | 100 | 400 |
| Year Released | 1991 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2224 cc | 4823 cc |
| Engine Cylinders | 5 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 165 HP | 335 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 240 Nm | 422 Nm |
| Torque RPM | 3000 RPM | 4600 RPM |
| Engine Bore Size | 81 mm | 81.1 mm |
| Engine Stroke Size | 86.4 mm | 78 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1410 kg | 1830 kg |
| Vehicle Length | 4800 mm | 4820 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1330 mm |
| Wheelbase Size | 2700 mm | 2710 mm |
