1970 Bristol 411 vs. 1991 Rolls-Royce Silver Spur
To start off, 1991 Rolls-Royce Silver Spur is newer by 21 year(s). Which means there will be less support and parts availability for 1970 Bristol 411. In addition, the cost of maintenance, including insurance, on 1970 Bristol 411 would be higher. At 6,750 cc (8 cylinders), 1991 Rolls-Royce Silver Spur is equipped with a bigger engine. In terms of performance, 1991 Rolls-Royce Silver Spur (301 HP @ 4000 RPM) has 13 more horse power than 1970 Bristol 411. (288 HP @ 5200 RPM) In normal driving conditions, 1991 Rolls-Royce Silver Spur should accelerate faster than 1970 Bristol 411. With that said, vehicle weight also plays an important factor in acceleration. 1991 Rolls-Royce Silver Spur weights approximately 760 kg more than 1970 Bristol 411. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Rolls-Royce Silver Spur (600 Nm @ 2000 RPM) has 12 more torque (in Nm) than 1970 Bristol 411. (588 Nm @ 3400 RPM). This means 1991 Rolls-Royce Silver Spur will have an easier job in driving up hills or pulling heavy equipment than 1970 Bristol 411.
Compare all specifications:
| 1970 Bristol 411 | 1991 Rolls-Royce Silver Spur | |
| Make | Bristol | Rolls-Royce |
| Model | 411 | Silver Spur |
| Year Released | 1970 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 6277 cc | 6750 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 288 HP | 301 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 588 Nm | 600 Nm |
| Torque RPM | 3400 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1710 kg | 2470 kg |
| Vehicle Length | 4920 mm | 5400 mm |
| Vehicle Width | 1740 mm | 1890 mm |
| Vehicle Height | 1470 mm | 1490 mm |
| Wheelbase Size | 2910 mm | 3170 mm |
