1973 Innocenti J4 vs. 1984 Tatra T613
To start off, 1984 Tatra T613 is newer by 11 year(s). Which means there will be less support and parts availability for 1973 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1973 Innocenti J4 would be higher. At 3,494 cc (8 cylinders), 1984 Tatra T613 is equipped with a bigger engine. In terms of performance, 1984 Tatra T613 (167 HP @ 5600 RPM) has 111 more horse power than 1973 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 1984 Tatra T613 should accelerate faster than 1973 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 1984 Tatra T613 weights approximately 810 kg more than 1973 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1984 Tatra T613 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1984 Tatra T613. However, in wet, icy, snow, or gravel driving conditions, 1973 Innocenti J4, being front wheel drive (FWD), will offer much better control with better grip. 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, 1984 Tatra T613 (270 Nm @ 3300 RPM) has 187 more torque (in Nm) than 1973 Innocenti J4. (83 Nm @ 2500 RPM). This means 1984 Tatra T613 will have an easier job in driving up hills or pulling heavy equipment than 1973 Innocenti J4.
Compare all specifications:
| 1973 Innocenti J4 | 1984 Tatra T613 | |
| Make | Innocenti | Tatra |
| Model | J4 | T613 |
| Year Released | 1973 | 1984 |
| Engine Position | Front | Rear |
| Engine Size | 1097 cc | 3494 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 56 HP | 167 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 83 Nm | 270 Nm |
| Torque RPM | 2500 RPM | 3300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 880 kg | 1690 kg |
| Vehicle Length | 3720 mm | 5030 mm |
| Vehicle Width | 1540 mm | 1810 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2380 mm | 2990 mm |
