1973 Innocenti J4 vs. 2005 Mazda B2500
To start off, 2005 Mazda B2500 is newer by 32 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 4,030 cc (6 cylinders), 2005 Mazda B2500 is equipped with a bigger engine. In terms of performance, 2005 Mazda B2500 (204 HP @ 5250 RPM) has 148 more horse power than 1973 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2005 Mazda B2500 should accelerate faster than 1973 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mazda B2500 weights approximately 825 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 2005 Mazda B2500 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Innocenti J4. In wet, icy, snow, or gravel driving conditions, 2005 Mazda B2500 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, 2005 Mazda B2500 (323 Nm @ 3000 RPM) has 240 more torque (in Nm) than 1973 Innocenti J4. (83 Nm @ 2500 RPM). This means 2005 Mazda B2500 will have an easier job in driving up hills or pulling heavy equipment than 1973 Innocenti J4. 2005 Mazda B2500 has automatic transmission and 1973 Innocenti J4 has manual transmission. 1973 Innocenti J4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Mazda B2500 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Innocenti J4 | 2005 Mazda B2500 | |
| Make | Innocenti | Mazda |
| Model | J4 | B2500 |
| Year Released | 1973 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1097 cc | 4030 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 56 HP | 204 HP |
| Engine RPM | 5500 RPM | 5250 RPM |
| Torque | 83 Nm | 323 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Bore Size | 64.6 mm | 100 mm |
| Engine Stroke Size | 83.7 mm | 85 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 880 kg | 1705 kg |
| Vehicle Length | 3720 mm | 5010 mm |
| Vehicle Width | 1540 mm | 1700 mm |
| Vehicle Height | 1380 mm | 1620 mm |
| Wheelbase Size | 2380 mm | 2990 mm |
