1978 Aston Martin V8 Volante vs. 1975 Opel Kadett
To start off, 1978 Aston Martin V8 Volante is newer by 3 year(s). Which means there will be less support and parts availability for 1975 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1975 Opel Kadett would be higher. At 5,340 cc (8 cylinders), 1978 Aston Martin V8 Volante is equipped with a bigger engine. In terms of performance, 1978 Aston Martin V8 Volante (317 HP @ 5000 RPM) has 266 more horse power than 1975 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 1978 Aston Martin V8 Volante should accelerate faster than 1975 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1978 Aston Martin V8 Volante weights approximately 994 kg more than 1975 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1978 Aston Martin V8 Volante (434 Nm @ 4000 RPM) has 353 more torque (in Nm) than 1975 Opel Kadett. (81 Nm @ 3400 RPM). This means 1978 Aston Martin V8 Volante will have an easier job in driving up hills or pulling heavy equipment than 1975 Opel Kadett. 1975 Opel Kadett has automatic transmission and 1978 Aston Martin V8 Volante has manual transmission. 1978 Aston Martin V8 Volante will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1975 Opel Kadett will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Aston Martin V8 Volante | 1975 Opel Kadett | |
| Make | Aston Martin | Opel |
| Model | V8 Volante | Kadett |
| Year Released | 1978 | 1975 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5340 cc | 1196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 317 HP | 51 HP |
| Engine RPM | 5000 RPM | 5600 RPM |
| Torque | 434 Nm | 81 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Engine Bore Size | 100 mm | 79 mm |
| Engine Stroke Size | 85 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1814 kg | 820 kg |
| Vehicle Length | 4670 mm | 4150 mm |
| Vehicle Width | 1890 mm | 1590 mm |
| Vehicle Height | 1330 mm | 1340 mm |
| Wheelbase Size | 2620 mm | 2410 mm |
| Fuel Tank Capacity | 97 L | 43 L |
