2007 Audi S4 vs. 1981 Subaru Rex
To start off, 2007 Audi S4 is newer by 26 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 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (340 HP @ 6800 RPM) has 311 more horse power than 1981 Subaru Rex. (29 HP @ 6200 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 1981 Subaru Rex. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 740 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.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Subaru Rex. In wet, icy, snow, or gravel driving conditions, 2007 Audi S4 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 S4 (410 Nm @ 3500 RPM) has 368 more torque (in Nm) than 1981 Subaru Rex. (42 Nm @ 3500 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Subaru Rex. 2007 Audi S4 has automatic transmission and 1981 Subaru Rex has manual transmission. 1981 Subaru Rex will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi S4 will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 Audi S4 | 1981 Subaru Rex | |
Make | Audi | Subaru |
Model | S4 | Rex |
Year Released | 2007 | 1981 |
Engine Position | Front | Front |
Engine Size | 4163 cc | 544 cc |
Engine Cylinders | 8 cylinders | 2 cylinders |
Engine Type | V | in-line |
Horse Power | 340 HP | 29 HP |
Engine RPM | 6800 RPM | 6200 RPM |
Torque | 410 Nm | 42 Nm |
Torque RPM | 3500 RPM | 3500 RPM |
Fuel Type | Diesel | Gasoline |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Vehicle Weight | 1275 kg | 535 kg |
Vehicle Length | 4580 mm | 3000 mm |
Vehicle Width | 1780 mm | 1300 mm |
Vehicle Height | 1400 mm | 1290 mm |
Wheelbase Size | 2660 mm | 1930 mm |