1973 Opel Kadett vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1973 Opel Kadett would be higher. At 1,998 cc (4 cylinders), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (237 HP @ 5600 RPM) has 186 more horse power than 1973 Opel Kadett. (51 HP @ 5600 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 608 kg more than 1973 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 Opel Kadett is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1973 Opel Kadett. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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 Opel Astra (320 Nm @ 2400 RPM) has 240 more torque (in Nm) than 1973 Opel Kadett. (80 Nm @ 3400 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 1973 Opel Kadett | 2007 Opel Astra | |
| Make | Opel | Opel |
| Model | Kadett | Astra |
| Year Released | 1973 | 2007 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1196 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 51 HP | 237 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 80 Nm | 320 Nm |
| Torque RPM | 3400 RPM | 2400 RPM |
| Engine Bore Size | 79 mm | 86 mm |
| Engine Stroke Size | 61 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 790 kg | 1398 kg |
| Vehicle Length | 4140 mm | 4300 mm |
| Vehicle Width | 1590 mm | 1760 mm |
| Vehicle Height | 1290 mm | 1410 mm |
| Wheelbase Size | 2410 mm | 2620 mm |
| Fuel Tank Capacity | 43 L | 52 L |
