1976 Bristol 603 vs. 1970 Pontiac GTO
To start off, 1976 Bristol 603 is newer by 6 year(s). Which means there will be less support and parts availability for 1970 Pontiac GTO. In addition, the cost of maintenance, including insurance, on 1970 Pontiac GTO would be higher. At 6,546 cc (8 cylinders), 1970 Pontiac GTO is equipped with a bigger engine. In terms of performance, 1970 Pontiac GTO (256 HP @ 4400 RPM) has 111 more horse power than 1976 Bristol 603. (145 HP @ 4000 RPM) In normal driving conditions, 1970 Pontiac GTO should accelerate faster than 1976 Bristol 603. With that said, vehicle weight also plays an important factor in acceleration. 1976 Bristol 603 weights approximately 155 kg more than 1970 Pontiac GTO.
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, 1970 Pontiac GTO (461 Nm @ 3200 RPM) has 128 more torque (in Nm) than 1976 Bristol 603. (333 Nm @ 1600 RPM). This means 1970 Pontiac GTO will have an easier job in driving up hills or pulling heavy equipment than 1976 Bristol 603.
Compare all specifications:
| 1976 Bristol 603 | 1970 Pontiac GTO | |
| Make | Bristol | Pontiac |
| Model | 603 | GTO |
| Year Released | 1976 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 5210 cc | 6546 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 145 HP | 256 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 333 Nm | 461 Nm |
| Torque RPM | 1600 RPM | 3200 RPM |
| Engine Compression Ratio | 8.0:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1785 kg | 1630 kg |
| Vehicle Length | 4920 mm | 5160 mm |
| Vehicle Width | 1780 mm | 1950 mm |
| Vehicle Height | 1450 mm | 1340 mm |
| Wheelbase Size | 2910 mm | 2850 mm |
| Fuel Tank Capacity | 81 L | 67 L |
