2007 Audi A6 vs. 1984 Ford Sierra
To start off, 2007 Audi A6 is newer by 23 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 2,696 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (178 HP @ 3300 RPM) has 72 more horse power than 1984 Ford Sierra. (106 HP @ 5200 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 127 kg more than 1984 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1984 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2007 Audi A6 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, 2007 Audi A6 (380 Nm @ 1400 RPM) has 223 more torque (in Nm) than 1984 Ford Sierra. (157 Nm @ 4000 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 2007 Audi A6 | 1984 Ford Sierra | |
| Make | Audi | Ford |
| Model | A6 | Sierra |
| Year Released | 2007 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 2696 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 178 HP | 106 HP |
| Engine RPM | 3300 RPM | 5200 RPM |
| Torque | 380 Nm | 157 Nm |
| Torque RPM | 1400 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 90.8 mm |
| Engine Stroke Size | 83.1 mm | 77 mm |
| Engine Compression Ratio | 17.0:1 | 9.0:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1275 kg | 1148 kg |
| Vehicle Length | 4920 mm | 4430 mm |
| Vehicle Width | 1860 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2850 mm | 2610 mm |
| Fuel Tank Capacity | 80 L | 60 L |
