1975 Bristol 411 vs. 1999 Opel Signum
To start off, 1999 Opel Signum is newer by 24 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 189 more horse power than 1999 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 1975 Bristol 411 should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1975 Bristol 411 weights approximately 115 kg more than 1999 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 348 more torque (in Nm) than 1999 Opel Signum. (240 Nm @ 1500 RPM). This means 1975 Bristol 411 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Signum.
Compare all specifications:
| 1975 Bristol 411 | 1999 Opel Signum | |
| Make | Bristol | Opel |
| Model | 411 | Signum |
| Year Released | 1975 | 1999 |
| 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 | 99 HP |
| Engine RPM | 5200 RPM | 3120 RPM |
| Torque | 588 Nm | 240 Nm |
| Torque RPM | 3400 RPM | 1500 RPM |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1710 kg | 1595 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 |
