1981 Audi 100 vs. 1966 Innocenti J4
To start off, 1981 Audi 100 is newer by 15 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 1,587 cc (4 cylinders), 1981 Audi 100 is equipped with a bigger engine. In terms of performance, 1981 Audi 100 (85 HP @ 5600 RPM) has 29 more horse power than 1966 Innocenti J4. (56 HP @ 5600 RPM). In normal driving conditions, 1981 Audi 100 should accelerate faster than 1966 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi 100 weights approximately 260 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, 1981 Audi 100 (124 Nm @ 3200 RPM) has 42 more torque (in Nm) than 1966 Innocenti J4. (82 Nm @ 2000 RPM). This means 1981 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1966 Innocenti J4.
Compare all specifications:
| 1981 Audi 100 | 1966 Innocenti J4 | |
| Make | Audi | Innocenti |
| Model | 100 | J4 |
| Year Released | 1981 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 1587 cc | 1098 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 56 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 124 Nm | 82 Nm |
| Torque RPM | 3200 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1110 kg | 850 kg |
| Vehicle Length | 4600 mm | 3720 mm |
| Vehicle Width | 1770 mm | 1540 mm |
| Vehicle Height | 1400 mm | 1380 mm |
| Wheelbase Size | 2680 mm | 2380 mm |
