1986 Ford Sierra vs. 2007 Audi A4
To start off, 2007 Audi A4 is newer by 21 year(s). Which means there will be less support and parts availability for 1986 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1986 Ford Sierra would be higher. At 2,967 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (222 HP @ 4000 RPM) has 62 more horse power than 1986 Ford Sierra. (160 HP @ 5700 RPM) In normal driving conditions, 2007 Audi A4 should accelerate faster than 1986 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 164 kg more than 1986 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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 Audi A4 (450 Nm @ 1400 RPM) has 234 more torque (in Nm) than 1986 Ford Sierra. (216 Nm @ 4300 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Sierra. 2007 Audi A4 has automatic transmission and 1986 Ford Sierra has manual transmission. 1986 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 Ford Sierra | 2007 Audi A4 | |
| Make | Ford | Audi |
| Model | Sierra | A4 |
| Year Released | 1986 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 160 HP | 222 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 216 Nm | 450 Nm |
| Torque RPM | 4300 RPM | 1400 RPM |
| Engine Compression Ratio | 9.2:1 | 17.0:1 |
| Top Speed | 196 km/hour | 226 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1266 kg | 1430 kg |
| Vehicle Length | 4430 mm | 4550 mm |
| Vehicle Width | 1730 mm | 1780 mm |
| Wheelbase Size | 2610 mm | 2660 mm |
| Fuel Tank Capacity | 116 L | 70 L |
