1966 Mercury Comet vs. 2010 GMC Sierra
To start off, 2010 GMC Sierra is newer by 44 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, 2010 GMC Sierra (353 HP @ 5400 RPM) has 86 more horse power than 1966 Mercury Comet. (267 HP @ 4400 RPM) In normal driving conditions, 2010 GMC Sierra should accelerate faster than 1966 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 2010 GMC Sierra weights approximately 1299 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 2010 GMC Sierra 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, 2010 GMC Sierra 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 40 more torque (in Nm) than 2010 GMC Sierra. (506 Nm @ 4400 RPM). This means 1966 Mercury Comet will have an easier job in driving up hills or pulling heavy equipment than 2010 GMC Sierra.
Compare all specifications:
| 1966 Mercury Comet | 2010 GMC Sierra | |
| Make | Mercury | GMC |
| Model | Comet | Sierra |
| Year Released | 1966 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 6393 cc | 6000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 267 HP | 353 HP |
| Engine RPM | 4400 RPM | 5400 RPM |
| Torque | 546 Nm | 506 Nm |
| Torque RPM | 2600 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 3 seats |
| Vehicle Weight | 1360 kg | 2659 kg |
| Vehicle Length | 5180 mm | 5720 mm |
| Vehicle Width | 1880 mm | 2440 mm |
| Vehicle Height | 1390 mm | 1960 mm |
| Wheelbase Size | 2950 mm | 3380 mm |
