2007 GMC Sierra vs. 1971 Opel Kadett
To start off, 2007 GMC Sierra is newer by 36 year(s). Which means there will be less support and parts availability for 1971 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1971 Opel Kadett would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (353 HP @ 5400 RPM) has 309 more horse power than 1971 Opel Kadett. (44 HP @ 5000 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1971 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 2033 kg more than 1971 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1971 Opel Kadett. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 432 more torque (in Nm) than 1971 Opel Kadett. (74 Nm @ 2800 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1971 Opel Kadett. 2007 GMC Sierra has automatic transmission and 1971 Opel Kadett has manual transmission. 1971 Opel Kadett will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 GMC Sierra | 1971 Opel Kadett | |
| Make | GMC | Opel |
| Model | Sierra | Kadett |
| Year Released | 2007 | 1971 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 1077 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 353 HP | 44 HP |
| Engine RPM | 5400 RPM | 5000 RPM |
| Torque | 506 Nm | 74 Nm |
| Torque RPM | 4400 RPM | 2800 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 5 seats |
| Vehicle Weight | 2788 kg | 755 kg |
| Vehicle Length | 6340 mm | 4190 mm |
| Vehicle Width | 2040 mm | 1590 mm |
| Vehicle Height | 1950 mm | 1420 mm |
| Wheelbase Size | 4010 mm | 2430 mm |
