1999 Opel Astra vs. 1956 Rover P4
To start off, 1999 Opel Astra is newer by 43 year(s). Which means there will be less support and parts availability for 1956 Rover P4. In addition, the cost of maintenance, including insurance, on 1956 Rover P4 would be higher. At 2,638 cc (6 cylinders), 1956 Rover P4 is equipped with a bigger engine. In terms of performance, 1956 Rover P4 (108 HP @ 4250 RPM) has 20 more horse power than 1999 Opel Astra. (88 HP @ 6000 RPM) In normal driving conditions, 1956 Rover P4 should accelerate faster than 1999 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1956 Rover P4 weights approximately 296 kg more than 1999 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1956 Rover P4 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 1956 Rover P4. However, in wet, icy, snow, or gravel driving conditions, 1999 Opel Astra, 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, 1956 Rover P4 (206 Nm @ 2500 RPM) has 81 more torque (in Nm) than 1999 Opel Astra. (125 Nm @ 4000 RPM). This means 1956 Rover P4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Astra. 1956 Rover P4 has automatic transmission and 1999 Opel Astra has manual transmission. 1999 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1956 Rover P4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Opel Astra | 1956 Rover P4 | |
| Make | Opel | Rover |
| Model | Astra | P4 |
| Year Released | 1999 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 1389 cc | 2638 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 88 HP | 108 HP |
| Engine RPM | 6000 RPM | 4250 RPM |
| Torque | 125 Nm | 206 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 77.6 mm | 73 mm |
| Engine Stroke Size | 73.4 mm | 105 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1190 kg | 1486 kg |
| Vehicle Length | 4300 mm | 4530 mm |
| Vehicle Width | 1720 mm | 1670 mm |
| Vehicle Height | 1470 mm | 1320 mm |
| Wheelbase Size | 2620 mm | 2830 mm |
