2005 Acura RSX vs. 1981 Subaru Rex
To start off, 2005 Acura RSX is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Subaru Rex. In addition, the cost of maintenance, including insurance, on 1981 Subaru Rex would be higher. At 1,999 cc (4 cylinders), 2005 Acura RSX is equipped with a bigger engine. In terms of performance, 2005 Acura RSX (160 HP @ 5600 RPM) has 129 more horse power than 1981 Subaru Rex. (31 HP @ 6000 RPM). In normal driving conditions, 2005 Acura RSX should accelerate faster than 1981 Subaru Rex. With that said, vehicle weight also plays an important factor in acceleration. 2005 Acura RSX weights approximately 719 kg more than 1981 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, 2005 Acura RSX (191 Nm) has 148 more torque (in Nm) than 1981 Subaru Rex. (43 Nm). This means 2005 Acura RSX will have an easier job in driving up hills or pulling heavy equipment than 1981 Subaru Rex.
Compare all specifications:
| 2005 Acura RSX | 1981 Subaru Rex | |
| Make | Acura | Subaru |
| Model | RSX | Rex |
| Year Released | 2005 | 1981 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1999 cc | 543 cc |
| Engine Cylinders | 4 cylinders | 2 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 160 HP | 31 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 191 Nm | 43 Nm |
| Engine Bore Size | 86 mm | 76 mm |
| Engine Stroke Size | 86 mm | 60 mm |
| Engine Compression Ratio | 9.8:1 | 9.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1274 kg | 555 kg |
| Vehicle Length | 4390 mm | 3250 mm |
| Vehicle Width | 1730 mm | 1400 mm |
| Vehicle Height | 1400 mm | 1360 mm |
| Wheelbase Size | 2580 mm | 2260 mm |
