1966 Opel Kadett vs. 2005 Audi A4
To start off, 2005 Audi A4 is newer by 39 year(s). Which means there will be less support and parts availability for 1966 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1966 Opel Kadett would be higher. At 2,983 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (217 HP @ 6300 RPM) has 173 more horse power than 1966 Opel Kadett. (44 HP @ 5000 RPM) In normal driving conditions, 2005 Audi A4 should accelerate faster than 1966 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 920 kg more than 1966 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1966 Opel Kadett. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 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, 2005 Audi A4 (301 Nm @ 3200 RPM) has 227 more torque (in Nm) than 1966 Opel Kadett. (74 Nm @ 2800 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1966 Opel Kadett. 2005 Audi A4 has automatic transmission and 1966 Opel Kadett has manual transmission. 1966 Opel Kadett will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1966 Opel Kadett | 2005 Audi A4 | |
| Make | Opel | Audi |
| Model | Kadett | A4 |
| Year Released | 1966 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1078 cc | 2983 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 44 HP | 217 HP |
| Engine RPM | 5000 RPM | 6300 RPM |
| Torque | 74 Nm | 301 Nm |
| Torque RPM | 2800 RPM | 3200 RPM |
| Engine Bore Size | 75 mm | 82.5 mm |
| Engine Stroke Size | 61 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 755 kg | 1675 kg |
| Vehicle Length | 4190 mm | 4580 mm |
| Vehicle Width | 1590 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2430 mm | 2660 mm |
| Fuel Tank Capacity | 60 L | 66 L |
