1991 Audi 100 vs. 1986 Subaru Rex
To start off, 1991 Audi 100 is newer by 5 year(s). Which means there will be less support and parts availability for 1986 Subaru Rex. In addition, the cost of maintenance, including insurance, on 1986 Subaru Rex would be higher. At 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (173 HP @ 5500 RPM) has 142 more horse power than 1986 Subaru Rex. (31 HP @ 6000 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1986 Subaru Rex. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 845 kg more than 1986 Subaru Rex. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1991 Audi 100 (249 Nm @ 3000 RPM) has 206 more torque (in Nm) than 1986 Subaru Rex. (43 Nm @ 3500 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1986 Subaru Rex.
Compare all specifications:
| 1991 Audi 100 | 1986 Subaru Rex | |
| Make | Audi | Subaru |
| Model | 100 | Rex |
| Year Released | 1991 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 544 cc |
| Engine Cylinders | 6 cylinders | 2 cylinders |
| Engine Type | V | in-line |
| Horse Power | 173 HP | 31 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 249 Nm | 43 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 76 mm |
| Engine Stroke Size | 86.4 mm | 60 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1400 kg | 555 kg |
| Vehicle Length | 4800 mm | 3250 mm |
| Vehicle Width | 1790 mm | 1400 mm |
| Vehicle Height | 1440 mm | 1360 mm |
| Wheelbase Size | 2700 mm | 2260 mm |
