1958 BMW 503 vs. 1966 Mercury Cougar
To start off, 1966 Mercury Cougar is newer by 8 year(s). Which means there will be less support and parts availability for 1958 BMW 503. In addition, the cost of maintenance, including insurance, on 1958 BMW 503 would be higher. At 4,728 cc (8 cylinders), 1966 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1958 BMW 503 (138 HP @ 4800 RPM) has 9 more horse power than 1966 Mercury Cougar. (129 HP @ 4400 RPM). In normal driving conditions, 1958 BMW 503 should accelerate faster than 1966 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 1958 BMW 503 weights approximately 138 kg more than 1966 Mercury Cougar. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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.
Compare all specifications:
| 1958 BMW 503 | 1966 Mercury Cougar | |
| Make | BMW | Mercury |
| Model | 503 | Cougar |
| Year Released | 1958 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 3168 cc | 4728 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 138 HP | 129 HP |
| Engine RPM | 4800 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1500 kg | 1362 kg |
| Vehicle Length | 4760 mm | 4990 mm |
| Vehicle Width | 1710 mm | 1890 mm |
| Vehicle Height | 1400 mm | 1320 mm |
| Wheelbase Size | 2840 mm | 2830 mm |
