2009 Audi A4 vs. 1966 Innocenti J4
To start off, 2009 Audi A4 is newer by 43 year(s). Which means there will be less support and parts availability for 1966 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1966 Innocenti J4 would be higher. At 1,779 cc (4 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (161 HP @ 5700 RPM) has 105 more horse power than 1966 Innocenti J4. (56 HP @ 5600 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1966 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 690 kg more than 1966 Innocenti J4. 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, 2009 Audi A4 (225 Nm @ 1950 RPM) has 143 more torque (in Nm) than 1966 Innocenti J4. (82 Nm @ 2000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1966 Innocenti J4.
Compare all specifications:
| 2009 Audi A4 | 1966 Innocenti J4 | |
| Make | Audi | Innocenti |
| Model | A4 | J4 |
| Year Released | 2009 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1098 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 161 HP | 56 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 225 Nm | 82 Nm |
| Torque RPM | 1950 RPM | 2000 RPM |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1540 kg | 850 kg |
| Vehicle Length | 4580 mm | 3720 mm |
| Vehicle Width | 1780 mm | 1540 mm |
| Vehicle Height | 1400 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2380 mm |
| Fuel Tank Capacity | 70 L | 40 L |
