2006 BMW 630 vs. 1973 Mercury Comet
To start off, 2006 BMW 630 is newer by 33 year(s). Which means there will be less support and parts availability for 1973 Mercury Comet. In addition, the cost of maintenance, including insurance, on 1973 Mercury Comet would be higher. At 3,271 cc (6 cylinders), 1973 Mercury Comet is equipped with a bigger engine. In terms of performance, 2006 BMW 630 (254 HP @ 6600 RPM) has 171 more horse power than 1973 Mercury Comet. (83 HP @ 3800 RPM). In normal driving conditions, 2006 BMW 630 should accelerate faster than 1973 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 630 weights approximately 540 kg more than 1973 Mercury Comet. 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. Let's talk about torque, 2006 BMW 630 (300 Nm @ 2500 RPM) has 95 more torque (in Nm) than 1973 Mercury Comet. (205 Nm @ 1800 RPM). This means 2006 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1973 Mercury Comet.
Compare all specifications:
| 2006 BMW 630 | 1973 Mercury Comet | |
| Make | BMW | Mercury |
| Model | 630 | Comet |
| Year Released | 2006 | 1973 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 3271 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 254 HP | 83 HP |
| Engine RPM | 6600 RPM | 3800 RPM |
| Torque | 300 Nm | 205 Nm |
| Torque RPM | 2500 RPM | 1800 RPM |
| Engine Bore Size | 85 mm | 93.5 mm |
| Engine Stroke Size | 88 mm | 79.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1760 kg | 1220 kg |
| Vehicle Length | 4830 mm | 4620 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1350 mm |
| Wheelbase Size | 2790 mm | 2630 mm |
