1991 Ford Sierra vs. 1957 Jensen 541
To start off, 1991 Ford Sierra is newer by 34 year(s). Which means there will be less support and parts availability for 1957 Jensen 541. In addition, the cost of maintenance, including insurance, on 1957 Jensen 541 would be higher. At 3,990 cc (6 cylinders), 1957 Jensen 541 is equipped with a bigger engine. In terms of performance, 1957 Jensen 541 (153 HP @ 4100 RPM) has 78 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM) In normal driving conditions, 1957 Jensen 541 should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1957 Jensen 541 weights approximately 325 kg more than 1991 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1957 Jensen 541 (308 Nm @ 2400 RPM) has 156 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 1957 Jensen 541 will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1991 Ford Sierra | 1957 Jensen 541 | |
| Make | Ford | Jensen |
| Model | Sierra | 541 |
| Year Released | 1991 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 1751 cc | 3990 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 153 HP |
| Engine RPM | 4500 RPM | 4100 RPM |
| Torque | 152 Nm | 308 Nm |
| Torque RPM | 2200 RPM | 2400 RPM |
| Engine Bore Size | 82.5 mm | 87.3 mm |
| Engine Stroke Size | 82 mm | 111.1 mm |
| Engine Compression Ratio | 21.5:1 | 7.6:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1145 kg | 1470 kg |
| Vehicle Length | 4430 mm | 4530 mm |
| Vehicle Width | 1700 mm | 1610 mm |
| Vehicle Height | 1370 mm | 1360 mm |
| Wheelbase Size | 2620 mm | 2670 mm |
| Fuel Tank Capacity | 60 L | 68 L |
