1976 Bristol 603 vs. 1991 Vector Wiegert
To start off, 1991 Vector Wiegert is newer by 15 year(s). Which means there will be less support and parts availability for 1976 Bristol 603. In addition, the cost of maintenance, including insurance, on 1976 Bristol 603 would be higher. At 5,973 cc (8 cylinders), 1991 Vector Wiegert is equipped with a bigger engine. In terms of performance, 1991 Vector Wiegert (644 HP) has 499 more horse power than 1976 Bristol 603. (145 HP) In normal driving conditions, 1991 Vector Wiegert should accelerate faster than 1976 Bristol 603. With that said, vehicle weight also plays an important factor in acceleration. 1976 Bristol 603 weights approximately 235 kg more than 1991 Vector Wiegert.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1991 Vector Wiegert (854 Nm) has 521 more torque (in Nm) than 1976 Bristol 603. (333 Nm). This means 1991 Vector Wiegert will have an easier job in driving up hills or pulling heavy equipment than 1976 Bristol 603.
Compare all specifications:
| 1976 Bristol 603 | 1991 Vector Wiegert | |
| Make | Bristol | Vector |
| Model | 603 | Wiegert |
| Year Released | 1976 | 1991 |
| Engine Position | Front | Middle |
| Engine Size | 5210 cc | 5973 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 644 HP |
| Torque | 333 Nm | 854 Nm |
| Engine Compression Ratio | 8.0:1 | 8.0:1 |
| Top Speed | 225 km/hour | 352 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1785 kg | 1550 kg |
| Vehicle Length | 4920 mm | 4380 mm |
| Vehicle Width | 1780 mm | 2090 mm |
| Vehicle Height | 1450 mm | 1070 mm |
| Wheelbase Size | 2910 mm | 2620 mm |
