1976 Bristol 603 vs. 1966 Mercury Comet
To start off, 1976 Bristol 603 is newer by 10 year(s). Which means there will be less support and parts availability for 1966 Mercury Comet. In addition, the cost of maintenance, including insurance, on 1966 Mercury Comet would be higher. At 6,393 cc (8 cylinders), 1966 Mercury Comet is equipped with a bigger engine. In terms of performance, 1966 Mercury Comet (267 HP @ 4400 RPM) has 122 more horse power than 1976 Bristol 603. (145 HP @ 4000 RPM) In normal driving conditions, 1966 Mercury Comet should accelerate faster than 1976 Bristol 603. With that said, vehicle weight also plays an important factor in acceleration. 1976 Bristol 603 weights approximately 425 kg more than 1966 Mercury Comet.
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, 1966 Mercury Comet (546 Nm @ 2600 RPM) has 213 more torque (in Nm) than 1976 Bristol 603. (333 Nm @ 1600 RPM). This means 1966 Mercury Comet will have an easier job in driving up hills or pulling heavy equipment than 1976 Bristol 603.
Compare all specifications:
| 1976 Bristol 603 | 1966 Mercury Comet | |
| Make | Bristol | Mercury |
| Model | 603 | Comet |
| Year Released | 1976 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 5210 cc | 6393 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 267 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 333 Nm | 546 Nm |
| Torque RPM | 1600 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1785 kg | 1360 kg |
| Vehicle Length | 4920 mm | 5180 mm |
| Vehicle Width | 1780 mm | 1880 mm |
| Vehicle Height | 1450 mm | 1390 mm |
| Wheelbase Size | 2910 mm | 2950 mm |
