1966 Mercury Comet vs. 2007 Audi S4
To start off, 2007 Audi S4 is newer by 41 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, 2007 Audi S4 (339 HP @ 7000 RPM) has 72 more horse power than 1966 Mercury Comet. (267 HP @ 4400 RPM) In normal driving conditions, 2007 Audi S4 should accelerate faster than 1966 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 375 kg more than 1966 Mercury Comet. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1966 Mercury Comet. In wet, icy, snow, or gravel driving conditions, 2007 Audi S4 will offer significantly more control. 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 136 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 1966 Mercury Comet will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4.
Compare all specifications:
| 1966 Mercury Comet | 2007 Audi S4 | |
| Make | Mercury | Audi |
| Model | Comet | S4 |
| Year Released | 1966 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 6393 cc | 4163 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 267 HP | 339 HP |
| Engine RPM | 4400 RPM | 7000 RPM |
| Torque | 546 Nm | 410 Nm |
| Torque RPM | 2600 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1360 kg | 1735 kg |
| Vehicle Length | 5180 mm | 4580 mm |
| Vehicle Width | 1880 mm | 1790 mm |
| Vehicle Height | 1390 mm | 1420 mm |
| Wheelbase Size | 2950 mm | 2660 mm |
