1968 AMC AMX vs. 2009 Audi S4
To start off, 2009 Audi S4 is newer by 41 year(s). Which means there will be less support and parts availability for 1968 AMC AMX. In addition, the cost of maintenance, including insurance, on 1968 AMC AMX would be higher. At 6,386 cc (8 cylinders), 1968 AMC AMX is equipped with a bigger engine. In terms of performance, 2009 Audi S4 (340 HP @ 6800 RPM) has 25 more horse power than 1968 AMC AMX. (315 HP @ 4600 RPM) In normal driving conditions, 2009 Audi S4 should accelerate faster than 1968 AMC AMX. With that said, vehicle weight also plays an important factor in acceleration. 1968 AMC AMX weights approximately 447 kg more than 2009 Audi S4.
Because 2009 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1968 AMC AMX. 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, 1968 AMC AMX (576 Nm @ 3200 RPM) has 166 more torque (in Nm) than 2009 Audi S4. (410 Nm @ 3500 RPM). This means 1968 AMC AMX will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi S4.
Compare all specifications:
| 1968 AMC AMX | 2009 Audi S4 | |
| Make | AMC | Audi |
| Model | AMX | S4 |
| Year Released | 1968 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 6386 cc | 4161 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 315 HP | 340 HP |
| Engine RPM | 4600 RPM | 6800 RPM |
| Torque | 576 Nm | 410 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Bore Size | 105.8 mm | 84.5 mm |
| Engine Stroke Size | 90.8 mm | 92.8 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1377 kg | 930 kg |
| Vehicle Length | 4510 mm | 4580 mm |
| Vehicle Width | 1830 mm | 1780 mm |
| Vehicle Height | 1320 mm | 1400 mm |
| Wheelbase Size | 2470 mm | 2660 mm |
