1971 Ginetta G21 vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 39 year(s). Which means there will be less support and parts availability for 1971 Ginetta G21. In addition, the cost of maintenance, including insurance, on 1971 Ginetta G21 would be higher. At 1,796 cc (4 cylinders), 2010 Opel Astra is equipped with a bigger engine. In terms of performance, 2010 Opel Astra (123 HP @ 4000 RPM) has 38 more horse power than 1971 Ginetta G21. (85 HP @ 5200 RPM) In normal driving conditions, 2010 Opel Astra should accelerate faster than 1971 Ginetta G21. With that said, vehicle weight also plays an important factor in acceleration. 2010 Opel Astra weights approximately 661 kg more than 1971 Ginetta G21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1971 Ginetta G21 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 1971 Ginetta G21. However, in wet, icy, snow, or gravel driving conditions, 2010 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, 2010 Opel Astra (280 Nm @ 2000 RPM) has 157 more torque (in Nm) than 1971 Ginetta G21. (123 Nm @ 3800 RPM). This means 2010 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1971 Ginetta G21. 2010 Opel Astra has automatic transmission and 1971 Ginetta G21 has manual transmission. 1971 Ginetta G21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Ginetta G21 | 2010 Opel Astra | |
| Make | Ginetta | Opel |
| Model | G21 | Astra |
| Year Released | 1971 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1725 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 123 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 123 Nm | 280 Nm |
| Torque RPM | 3800 RPM | 2000 RPM |
| Engine Compression Ratio | 9.2:1 | 17.5:1 |
| Top Speed | 170 km/hour | 191 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 737 kg | 1398 kg |
| Vehicle Length | 3980 mm | 4260 mm |
| Vehicle Width | 1610 mm | 1760 mm |
| Vehicle Height | 1170 mm | 1470 mm |
| Wheelbase Size | 2320 mm | 2620 mm |
| Fuel Tank Capacity | 45 L | 52 L |
