1970 Opel Ascona vs. 1985 Pontiac Firebird
To start off, 1985 Pontiac Firebird is newer by 15 year(s). Which means there will be less support and parts availability for 1970 Opel Ascona. In addition, the cost of maintenance, including insurance, on 1970 Opel Ascona would be higher. At 2,827 cc (6 cylinders), 1985 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1985 Pontiac Firebird (133 HP @ 5100 RPM) has 53 more horse power than 1970 Opel Ascona. (80 HP @ 5400 RPM) In normal driving conditions, 1985 Pontiac Firebird should accelerate faster than 1970 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1985 Pontiac Firebird weights approximately 431 kg more than 1970 Opel Ascona. 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, 1985 Pontiac Firebird (223 Nm @ 3600 RPM) has 105 more torque (in Nm) than 1970 Opel Ascona. (118 Nm @ 3800 RPM). This means 1985 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Ascona.
Compare all specifications:
| 1970 Opel Ascona | 1985 Pontiac Firebird | |
| Make | Opel | Pontiac |
| Model | Ascona | Firebird |
| Year Released | 1970 | 1985 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1584 cc | 2827 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 80 HP | 133 HP |
| Engine RPM | 5400 RPM | 5100 RPM |
| Torque | 118 Nm | 223 Nm |
| Torque RPM | 3800 RPM | 3600 RPM |
| Engine Bore Size | 85 mm | 88.9 mm |
| Engine Stroke Size | 69.8 mm | 75.9 mm |
| Engine Compression Ratio | 9.5:1 | 8.5:1 |
| Top Speed | 153 km/hour | 161 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 925 kg | 1356 kg |
| Vehicle Length | 4170 mm | 4850 mm |
| Vehicle Width | 1660 mm | 1850 mm |
| Vehicle Height | 1410 mm | 1270 mm |
| Wheelbase Size | 2450 mm | 2740 mm |
