1991 Audi V8 vs. 1987 Ford Sierra
To start off, 1991 Audi V8 is newer by 4 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 4,172 cc (8 cylinders), 1991 Audi V8 is equipped with a bigger engine. In terms of performance, 1991 Audi V8 (280 HP @ 5800 RPM) has 167 more horse power than 1987 Ford Sierra. (113 HP @ 5300 RPM). In normal driving conditions, 1991 Audi V8 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi V8 weights approximately 622 kg more than 1987 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Audi V8 (400 Nm @ 4000 RPM) has 220 more torque (in Nm) than 1987 Ford Sierra. (180 Nm @ 3000 RPM). This means 1991 Audi V8 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1991 Audi V8 | 1987 Ford Sierra | |
| Make | Audi | Ford |
| Model | V8 | Sierra |
| Year Released | 1991 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2294 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 280 HP | 113 HP |
| Engine RPM | 5800 RPM | 5300 RPM |
| Torque | 400 Nm | 180 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1712 kg | 1090 kg |
| Vehicle Length | 4880 mm | 4400 mm |
| Vehicle Width | 1820 mm | 1680 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2710 mm | 2620 mm |
