2007 Opel Astra vs. 1981 Seat Ronda
To start off, 2007 Opel Astra is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Seat Ronda. In addition, the cost of maintenance, including insurance, on 1981 Seat Ronda would be higher. At 1,796 cc (4 cylinders), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (122 HP @ 5600 RPM) has 37 more horse power than 1981 Seat Ronda. (85 HP @ 5600 RPM). In normal driving conditions, 2007 Opel Astra should accelerate faster than 1981 Seat Ronda. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 336 kg more than 1981 Seat Ronda. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2007 Opel Astra (170 Nm @ 3800 RPM) has 54 more torque (in Nm) than 1981 Seat Ronda. (116 Nm @ 3500 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1981 Seat Ronda.
Compare all specifications:
| 2007 Opel Astra | 1981 Seat Ronda | |
| Make | Opel | Seat |
| Model | Astra | Ronda |
| Year Released | 2007 | 1981 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1461 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 122 HP | 85 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 170 Nm | 116 Nm |
| Torque RPM | 3800 RPM | 3500 RPM |
| Engine Bore Size | 80.5 mm | 83 mm |
| Engine Stroke Size | 88.2 mm | 67.5 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1266 kg | 930 kg |
| Vehicle Width | 1760 mm | 1660 mm |
| Vehicle Height | 1440 mm | 1410 mm |
| Wheelbase Size | 2620 mm | 2460 mm |
