1973 Innocenti J4 vs. 2011 Rolls-Royce Phantom Drophead Coupe
To start off, 2011 Rolls-Royce Phantom Drophead Coupe is newer by 38 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 6,700 cc (12 cylinders), 2011 Rolls-Royce Phantom Drophead Coupe is equipped with a bigger engine. In terms of performance, 2011 Rolls-Royce Phantom Drophead Coupe (453 HP @ 5350 RPM) has 397 more horse power than 1973 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2011 Rolls-Royce Phantom Drophead Coupe should accelerate faster than 1973 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Rolls-Royce Phantom Drophead Coupe weights approximately 1790 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 2011 Rolls-Royce Phantom Drophead Coupe 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 2011 Rolls-Royce Phantom Drophead Coupe. 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, 2011 Rolls-Royce Phantom Drophead Coupe (719 Nm @ 3500 RPM) has 636 more torque (in Nm) than 1973 Innocenti J4. (83 Nm @ 2500 RPM). This means 2011 Rolls-Royce Phantom Drophead Coupe will have an easier job in driving up hills or pulling heavy equipment than 1973 Innocenti J4. 2011 Rolls-Royce Phantom Drophead Coupe 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. 2011 Rolls-Royce Phantom Drophead Coupe will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Innocenti J4 | 2011 Rolls-Royce Phantom Drophead Coupe | |
| Make | Innocenti | Rolls-Royce |
| Model | J4 | Phantom Drophead Coupe |
| Year Released | 1973 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1097 cc | 6700 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 56 HP | 453 HP |
| Engine RPM | 5500 RPM | 5350 RPM |
| Torque | 83 Nm | 719 Nm |
| Torque RPM | 2500 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 880 kg | 2670 kg |
| Vehicle Length | 3720 mm | 5608 mm |
| Vehicle Width | 1540 mm | 1986 mm |
| Vehicle Height | 1380 mm | 1580 mm |
| Wheelbase Size | 2380 mm | 3320 mm |
