1970 Alfa Romeo Spider vs. 1985 Opel Kadett
To start off, 1985 Opel Kadett is newer by 15 year(s). Which means there will be less support and parts availability for 1970 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1970 Alfa Romeo Spider would be higher. At 1,598 cc (4 cylinders), 1985 Opel Kadett is equipped with a bigger engine. In terms of performance, 1970 Alfa Romeo Spider (103 HP @ 6000 RPM) has 21 more horse power than 1985 Opel Kadett. (82 HP @ 5400 RPM). In normal driving conditions, 1970 Alfa Romeo Spider should accelerate faster than 1985 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1970 Alfa Romeo Spider weights approximately 76 kg more than 1985 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1970 Alfa Romeo Spider 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 1970 Alfa Romeo Spider. However, in wet, icy, snow, or gravel driving conditions, 1985 Opel Kadett, 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, 1970 Alfa Romeo Spider (138 Nm @ 3200 RPM) has 8 more torque (in Nm) than 1985 Opel Kadett. (130 Nm @ 2600 RPM). This means 1970 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1985 Opel Kadett.
Compare all specifications:
| 1970 Alfa Romeo Spider | 1985 Opel Kadett | |
| Make | Alfa Romeo | Opel |
| Model | Spider | Kadett |
| Year Released | 1970 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1290 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 103 HP | 82 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 138 Nm | 130 Nm |
| Torque RPM | 3200 RPM | 2600 RPM |
| Engine Bore Size | 78 mm | 79.1 mm |
| Engine Stroke Size | 67.5 mm | 81.5 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 990 kg | 914 kg |
| Vehicle Length | 4130 mm | 4010 mm |
| Vehicle Width | 1630 mm | 1670 mm |
| Vehicle Height | 1300 mm | 1410 mm |
| Wheelbase Size | 2260 mm | 2530 mm |
| Fuel Tank Capacity | 46 L | 55 L |
