2008 Audi S5 vs. 1977 Opel Kadett
To start off, 2008 Audi S5 is newer by 31 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 4,163 cc (8 cylinders), 2008 Audi S5 is equipped with a bigger engine. In terms of performance, 2008 Audi S5 (354 HP @ 6800 RPM) has 280 more horse power than 1977 Opel Kadett. (74 HP @ 5100 RPM). In normal driving conditions, 2008 Audi S5 should accelerate faster than 1977 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S5 weights approximately 940 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 2008 Audi S5 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, 2008 Audi S5 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, 2008 Audi S5 (441 Nm @ 3500 RPM) has 328 more torque (in Nm) than 1977 Opel Kadett. (113 Nm @ 3800 RPM). This means 2008 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 1977 Opel Kadett. 1977 Opel Kadett has automatic transmission and 2008 Audi S5 has manual transmission. 2008 Audi S5 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:
| 2008 Audi S5 | 1977 Opel Kadett | |
| Make | Audi | Opel |
| Model | S5 | Kadett |
| Year Released | 2008 | 1977 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1598 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 354 HP | 74 HP |
| Engine RPM | 6800 RPM | 5100 RPM |
| Torque | 441 Nm | 113 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 84.5 mm | 85 mm |
| Engine Stroke Size | 92.8 mm | 69.8 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 249 km/hour | 155 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1770 kg | 830 kg |
| Vehicle Length | 4640 mm | 4140 mm |
| Vehicle Width | 1860 mm | 1590 mm |
| Vehicle Height | 1380 mm | 1320 mm |
| Wheelbase Size | 2760 mm | 2410 mm |
| Fuel Tank Capacity | 63 L | 43 L |
