2004 GMC Sierra vs. 1970 Opel Manta
To start off, 2004 GMC Sierra is newer by 34 year(s). Which means there will be less support and parts availability for 1970 Opel Manta. In addition, the cost of maintenance, including insurance, on 1970 Opel Manta would be higher. At 5,963 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (325 HP) has 266 more horse power than 1970 Opel Manta. (59 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1970 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 1344 kg more than 1970 Opel Manta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1970 Opel Manta. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 GMC Sierra (502 Nm) has 412 more torque (in Nm) than 1970 Opel Manta. (90 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Manta.
Compare all specifications:
| 2004 GMC Sierra | 1970 Opel Manta | |
| Make | GMC | Opel |
| Model | Sierra | Manta |
| Year Released | 2004 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 5963 cc | 1196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 325 HP | 59 HP |
| Torque | 502 Nm | 90 Nm |
| Engine Bore Size | 102 mm | 79 mm |
| Engine Stroke Size | 92 mm | 61 mm |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 2274 kg | 930 kg |
| Vehicle Length | 5790 mm | 4300 mm |
| Vehicle Width | 2130 mm | 1640 mm |
| Vehicle Height | 1880 mm | 1360 mm |
| Wheelbase Size | 3650 mm | 2440 mm |
