1978 Bristol 412 vs. 1981 Opel Ascona
To start off, 1981 Opel Ascona is newer by 3 year(s). Which means there will be less support and parts availability for 1978 Bristol 412. In addition, the cost of maintenance, including insurance, on 1978 Bristol 412 would be higher. At 5,898 cc (8 cylinders), 1978 Bristol 412 is equipped with a bigger engine. In terms of performance, 1978 Bristol 412 (171 HP @ 4000 RPM) has 97 more horse power than 1981 Opel Ascona. (74 HP @ 5800 RPM). In normal driving conditions, 1978 Bristol 412 should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1978 Bristol 412 weights approximately 770 kg more than 1981 Opel Ascona. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1978 Bristol 412 (366 Nm @ 2000 RPM) has 265 more torque (in Nm) than 1981 Opel Ascona. (101 Nm @ 3800 RPM). This means 1978 Bristol 412 will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1978 Bristol 412 | 1981 Opel Ascona | |
| Make | Bristol | Opel |
| Model | 412 | Ascona |
| Year Released | 1978 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 5898 cc | 1295 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 171 HP | 74 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 366 Nm | 101 Nm |
| Torque RPM | 2000 RPM | 3800 RPM |
| Engine Bore Size | 101.6 mm | 75 mm |
| Engine Stroke Size | 90.9 mm | 73.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1690 kg | 920 kg |
| Vehicle Length | 4950 mm | 4380 mm |
| Vehicle Width | 1780 mm | 1680 mm |
| Vehicle Height | 1450 mm | 1400 mm |
| Wheelbase Size | 2910 mm | 2580 mm |
