2004 GMC Sierra vs. 1970 Mercury Comet
To start off, 2004 GMC Sierra is newer by 34 year(s). Which means there will be less support and parts availability for 1970 Mercury Comet. In addition, the cost of maintenance, including insurance, on 1970 Mercury Comet would be higher. At 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (300 HP) has 163 more horse power than 1970 Mercury Comet. (137 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1970 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 892 kg more than 1970 Mercury Comet. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 GMC Sierra (488 Nm) has 169 more torque (in Nm) than 1970 Mercury Comet. (319 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1970 Mercury Comet.
Compare all specifications:
| 2004 GMC Sierra | 1970 Mercury Comet | |
| Make | GMC | Mercury |
| Model | Sierra | Comet |
| Year Released | 2004 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 4942 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 137 HP |
| Torque | 488 Nm | 319 Nm |
| Engine Bore Size | 102.1 mm | 101.6 mm |
| Engine Stroke Size | 92 mm | 76.2 mm |
| Number of Seats | 3 seats | 5 seats |
| Vehicle Weight | 2282 kg | 1390 kg |
| Vehicle Length | 5650 mm | 4800 mm |
| Vehicle Width | 2000 mm | 1800 mm |
| Vehicle Height | 1890 mm | 1360 mm |
| Wheelbase Size | 3380 mm | 2800 mm |
