1971 Innocenti J4 vs. 2005 Mercedes-Benz SLK
To start off, 2005 Mercedes-Benz SLK is newer by 34 year(s). Which means there will be less support and parts availability for 1971 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1971 Innocenti J4 would be higher. At 2,032 cc (4 cylinders), 2005 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SLK (160 HP @ 5300 RPM) has 104 more horse power than 1971 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2005 Mercedes-Benz SLK should accelerate faster than 1971 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SLK weights approximately 485 kg more than 1971 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz SLK 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 2005 Mercedes-Benz SLK. However, in wet, icy, snow, or gravel driving conditions, 1971 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, 2005 Mercedes-Benz SLK (230 Nm @ 2500 RPM) has 146 more torque (in Nm) than 1971 Innocenti J4. (84 Nm @ 2500 RPM). This means 2005 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 1971 Innocenti J4.
Compare all specifications:
| 1971 Innocenti J4 | 2005 Mercedes-Benz SLK | |
| Make | Innocenti | Mercedes-Benz |
| Model | J4 | SLK |
| Year Released | 1971 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 2032 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 56 HP | 160 HP |
| Engine RPM | 5500 RPM | 5300 RPM |
| Torque | 84 Nm | 230 Nm |
| Torque RPM | 2500 RPM | 2500 RPM |
| Engine Bore Size | 64.6 mm | 89.9 mm |
| Engine Stroke Size | 83.7 mm | 78.7 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Number of Seats | 2 seats | 2 seats |
| Vehicle Weight | 880 kg | 1365 kg |
| Vehicle Length | 3720 mm | 4090 mm |
| Vehicle Width | 1540 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1300 mm |
| Wheelbase Size | 2380 mm | 2410 mm |
