2007 Audi A8 vs. 1987 Ford Sierra
To start off, 2007 Audi A8 is newer by 20 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 4,163 cc (8 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (350 HP @ 6800 RPM) has 238 more horse power than 1987 Ford Sierra. (112 HP @ 5300 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 1987 Ford Sierra.
Let's talk about torque, 2007 Audi A8 (441 Nm @ 3500 RPM) has 261 more torque (in Nm) than 1987 Ford Sierra. (180 Nm @ 3000 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2007 Audi A8 | 1987 Ford Sierra | |
| Make | Audi | Ford |
| Model | A8 | Sierra |
| Year Released | 2007 | 1987 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2292 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 350 HP | 112 HP |
| Engine RPM | 6800 RPM | 5300 RPM |
| Torque | 441 Nm | 180 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 85 mm | 96 mm |
| Engine Stroke Size | 93 mm | 79.5 mm |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 5200 mm | 4500 mm |
| Vehicle Width | 1900 mm | 1680 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 3080 mm | 2620 mm |
