1991 Audi S2 vs. 1977 Opel Kadett
To start off, 1991 Audi S2 is newer by 14 year(s). Which means there will be less support and parts availability for 1977 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1977 Opel Kadett would be higher. At 2,226 cc (5 cylinders), 1991 Audi S2 is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 142 more horse power than 1977 Opel Kadett. (74 HP @ 5100 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 1977 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 590 kg more than 1977 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 1977 Opel Kadett. In wet, icy, snow, or gravel driving conditions, 1991 Audi S2 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, 1991 Audi S2 (309 Nm @ 1950 RPM) has 196 more torque (in Nm) than 1977 Opel Kadett. (113 Nm @ 3800 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 1977 Opel Kadett. 1977 Opel Kadett has automatic transmission and 1991 Audi S2 has manual transmission. 1991 Audi S2 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 Opel Kadett will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Audi S2 | 1977 Opel Kadett | |
| Make | Audi | Opel |
| Model | S2 | Kadett |
| Year Released | 1991 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1598 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 74 HP |
| Engine RPM | 5900 RPM | 5100 RPM |
| Torque | 309 Nm | 113 Nm |
| Torque RPM | 1950 RPM | 3800 RPM |
| Engine Bore Size | 81.1 mm | 85 mm |
| Engine Stroke Size | 86.4 mm | 69.8 mm |
| Engine Compression Ratio | 9.3:1 | 8.8:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1420 kg | 830 kg |
| Vehicle Length | 4410 mm | 4140 mm |
| Vehicle Width | 1720 mm | 1590 mm |
| Vehicle Height | 1380 mm | 1320 mm |
| Wheelbase Size | 2560 mm | 2410 mm |
| Fuel Tank Capacity | 70 L | 43 L |
