2005 GMC Sierra vs. 1966 Mercury Comet
To start off, 2005 GMC Sierra is newer by 39 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 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (321 HP @ 5000 RPM) has 203 more horse power than 1966 Mercury Comet. (118 HP @ 4400 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1966 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 608 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 2005 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, 2005 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, 2005 GMC Sierra (370 Nm @ 4000 RPM) has 112 more torque (in Nm) than 1966 Mercury Comet. (258 Nm @ 2400 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1966 Mercury Comet.
Compare all specifications:
| 2005 GMC Sierra | 1966 Mercury Comet | |
| Make | GMC | Mercury |
| Model | Sierra | Comet |
| Year Released | 2005 | 1966 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 3279 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 321 HP | 118 HP |
| Engine RPM | 5000 RPM | 4400 RPM |
| Torque | 370 Nm | 258 Nm |
| Torque RPM | 4000 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 6 seats | 5 seats |
| Vehicle Weight | 2270 kg | 1662 kg |
| Vehicle Length | 5790 mm | 5180 mm |
| Vehicle Width | 2000 mm | 1880 mm |
| Vehicle Height | 1850 mm | 1380 mm |
| Wheelbase Size | 3650 mm | 2950 mm |
