2004 Audi A4 vs. 1987 Ford Sierra
To start off, 2004 Audi A4 is newer by 17 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 2,292 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (112 HP @ 5300 RPM) has 11 more horse power than 2004 Audi A4. (101 HP @ 5600 RPM) In normal driving conditions, 1987 Ford Sierra should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 160 kg more than 1987 Ford Sierra.
Let's talk about torque, 1987 Ford Sierra (180 Nm @ 3000 RPM) has 31 more torque (in Nm) than 2004 Audi A4. (149 Nm @ 3800 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2004 Audi A4 | 1987 Ford Sierra | |
| Make | Audi | Ford |
| Model | A4 | Sierra |
| Year Released | 2004 | 1987 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 2292 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 101 HP | 112 HP |
| Engine RPM | 5600 RPM | 5300 RPM |
| Torque | 149 Nm | 180 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Engine Bore Size | 81 mm | 96 mm |
| Engine Stroke Size | 77.4 mm | 79.5 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1295 kg | 1135 kg |
| Vehicle Length | 4550 mm | 4500 mm |
| Vehicle Width | 1780 mm | 1680 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2850 mm | 2620 mm |
