1975 Bristol 411 vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 29 year(s). Which means there will be less support and parts availability for 1975 Bristol 411. In addition, the cost of maintenance, including insurance, on 1975 Bristol 411 would be higher. At 6,277 cc (8 cylinders), 1975 Bristol 411 is equipped with a bigger engine. In terms of performance, 1975 Bristol 411 (288 HP @ 5200 RPM) has 115 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM). In normal driving conditions, 1975 Bristol 411 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1975 Bristol 411 weights approximately 150 kg more than 2004 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1975 Bristol 411 (588 Nm @ 3400 RPM) has 323 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 1975 Bristol 411 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 1975 Bristol 411 | 2004 Opel Signum | |
| Make | Bristol | Opel |
| Model | 411 | Signum |
| Year Released | 1975 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 6277 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 288 HP | 173 HP |
| Engine RPM | 5200 RPM | 5500 RPM |
| Torque | 588 Nm | 265 Nm |
| Torque RPM | 3400 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1710 kg | 1560 kg |
| Vehicle Length | 4920 mm | 4640 mm |
| Vehicle Width | 1740 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2910 mm | 2840 mm |
