2009 Audi S4 vs. 1978 Mazda RX-2
To start off, 2009 Audi S4 is newer by 31 year(s). Which means there will be less support and parts availability for 1978 Mazda RX-2. In addition, the cost of maintenance, including insurance, on 1978 Mazda RX-2 would be higher. At 4,161 cc (8 cylinders), 2009 Audi S4 is equipped with a bigger engine. In terms of performance, 2009 Audi S4 (340 HP @ 6800 RPM) has 222 more horse power than 1978 Mazda RX-2. (118 HP @ 6500 RPM). In normal driving conditions, 2009 Audi S4 should accelerate faster than 1978 Mazda RX-2. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mazda RX-2 weights approximately 30 kg more than 2009 Audi S4.
Because 2009 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Mazda RX-2. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi S4 (410 Nm @ 3500 RPM) has 253 more torque (in Nm) than 1978 Mazda RX-2. (157 Nm @ 3500 RPM). This means 2009 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda RX-2.
Compare all specifications:
| 2009 Audi S4 | 1978 Mazda RX-2 | |
| Make | Audi | Mazda |
| Model | S4 | RX-2 |
| Year Released | 2009 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 2290 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 340 HP | 118 HP |
| Engine RPM | 6800 RPM | 6500 RPM |
| Torque | 410 Nm | 157 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 930 kg | 960 kg |
| Vehicle Length | 4580 mm | 4160 mm |
| Vehicle Width | 1780 mm | 1590 mm |
| Vehicle Height | 1400 mm | 1400 mm |
| Wheelbase Size | 2660 mm | 2480 mm |
