2009 Audi Q7 vs. 1973 Citroen GS
To start off, 2009 Audi Q7 is newer by 36 year(s). Which means there will be less support and parts availability for 1973 Citroen GS. In addition, the cost of maintenance, including insurance, on 1973 Citroen GS would be higher. At 4,132 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (322 HP @ 3750 RPM) has 215 more horse power than 1973 Citroen GS. (107 HP @ 6500 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 1973 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 1280 kg more than 1973 Citroen GS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Citroen GS. In wet, icy, snow, or gravel driving conditions, 2009 Audi Q7 will offer significantly more control. 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, 2009 Audi Q7 (760 Nm @ 1800 RPM) has 623 more torque (in Nm) than 1973 Citroen GS. (137 Nm @ 3000 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen GS.
Compare all specifications:
| 2009 Audi Q7 | 1973 Citroen GS | |
| Make | Audi | Citroen |
| Model | Q7 | GS |
| Year Released | 2009 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 4132 cc | 1990 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 322 HP | 107 HP |
| Engine RPM | 3750 RPM | 6500 RPM |
| Torque | 760 Nm | 137 Nm |
| Torque RPM | 1800 RPM | 3000 RPM |
| Engine Compression Ratio | 16.5:1 | 9.0:1 |
| Top Speed | 236 km/hour | 175 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 14 seconds |
| Drive Type | 4WD | Front |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2420 kg | 1140 kg |
| Vehicle Length | 5090 mm | 4130 mm |
| Vehicle Width | 1990 mm | 1620 mm |
| Vehicle Height | 1780 mm | 1380 mm |
| Wheelbase Size | 3010 mm | 2570 mm |
| Fuel Tank Capacity | 100 L | 56 L |
