1991 Audi 100 vs. 1978 Subaru Rex
To start off, 1991 Audi 100 is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Subaru Rex. In addition, the cost of maintenance, including insurance, on 1978 Subaru Rex would be higher. At 2,461 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (113 HP @ 4000 RPM) has 84 more horse power than 1978 Subaru Rex. (29 HP @ 6200 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1978 Subaru Rex. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 938 kg more than 1978 Subaru Rex. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 Subaru Rex 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 Subaru Rex. 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, 1991 Audi 100 (265 Nm @ 2250 RPM) has 223 more torque (in Nm) than 1978 Subaru Rex. (42 Nm @ 3500 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1978 Subaru Rex.
Compare all specifications:
| 1991 Audi 100 | 1978 Subaru Rex | |
| Make | Audi | Subaru |
| Model | 100 | Rex |
| Year Released | 1991 | 1978 |
| Engine Position | Front | Rear |
| Engine Size | 2461 cc | 544 cc |
| Engine Cylinders | 5 cylinders | 2 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 29 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 265 Nm | 42 Nm |
| Torque RPM | 2250 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1473 kg | 535 kg |
| Vehicle Length | 4810 mm | 3000 mm |
| Vehicle Width | 1790 mm | 1300 mm |
| Vehicle Height | 1450 mm | 1290 mm |
| Wheelbase Size | 2700 mm | 1930 mm |
