1947 Allard J1 vs. 1998 Rolls-Royce Silver Spur
To start off, 1998 Rolls-Royce Silver Spur is newer by 51 year(s). Which means there will be less support and parts availability for 1947 Allard J1. In addition, the cost of maintenance, including insurance, on 1947 Allard J1 would be higher. At 6,750 cc (8 cylinders), 1998 Rolls-Royce Silver Spur is equipped with a bigger engine. In terms of performance, 1998 Rolls-Royce Silver Spur (302 HP @ 4000 RPM) has 202 more horse power than 1947 Allard J1. (100 HP @ 3800 RPM) In normal driving conditions, 1998 Rolls-Royce Silver Spur should accelerate faster than 1947 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 1998 Rolls-Royce Silver Spur weights approximately 1330 kg more than 1947 Allard J1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1998 Rolls-Royce Silver Spur (600 Nm @ 2000 RPM) has 295 more torque (in Nm) than 1947 Allard J1. (305 Nm @ 2500 RPM). This means 1998 Rolls-Royce Silver Spur will have an easier job in driving up hills or pulling heavy equipment than 1947 Allard J1.
Compare all specifications:
| 1947 Allard J1 | 1998 Rolls-Royce Silver Spur | |
| Make | Allard | Rolls-Royce |
| Model | J1 | Silver Spur |
| Year Released | 1947 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 3917 cc | 6750 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 100 HP | 302 HP |
| Engine RPM | 3800 RPM | 4000 RPM |
| Torque | 305 Nm | 600 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Engine Bore Size | 81 mm | 104.1 mm |
| Engine Stroke Size | 95.3 mm | 99.1 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1140 kg | 2470 kg |
| Vehicle Length | 3690 mm | 5400 mm |
| Vehicle Width | 1480 mm | 1890 mm |
| Vehicle Height | 1510 mm | 1490 mm |
| Wheelbase Size | 2440 mm | 3170 mm |
| Fuel Tank Capacity | 90 L | 108 L |
