2009 Audi A4 vs. 1989 Ford Sierra
To start off, 2009 Audi A4 is newer by 20 year(s). Which means there will be less support and parts availability for 1989 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1989 Ford Sierra would be higher. At 2,933 cc (6 cylinders), 1989 Ford Sierra is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (158 HP @ 4500 RPM) has 10 more horse power than 1989 Ford Sierra. (148 HP @ 5700 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1989 Ford Sierra weights approximately 365 kg more than 2009 Audi A4.
Because 1989 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 1989 Ford Sierra 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 A4 (250 Nm @ 1500 RPM) has 12 more torque (in Nm) than 1989 Ford Sierra. (238 Nm @ 3000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra. 2009 Audi A4 has automatic transmission and 1989 Ford Sierra has manual transmission. 1989 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 1989 Ford Sierra | |
| Make | Audi | Ford |
| Model | A4 | Sierra |
| Year Released | 2009 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1798 cc | 2933 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 148 HP |
| Engine RPM | 4500 RPM | 5700 RPM |
| Torque | 250 Nm | 238 Nm |
| Torque RPM | 1500 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 930 kg | 1295 kg |
| Vehicle Length | 4710 mm | 4430 mm |
| Vehicle Width | 2010 mm | 1700 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2810 mm | 2610 mm |
| Fuel Tank Capacity | 65 L | 55 L |
