1981 BMW 518 vs. 2005 Ford Expedition
To start off, 2005 Ford Expedition is newer by 24 year(s). Which means there will be less support and parts availability for 1981 BMW 518. In addition, the cost of maintenance, including insurance, on 1981 BMW 518 would be higher. At 5,407 cc (8 cylinders), 2005 Ford Expedition is equipped with a bigger engine. In terms of performance, 2005 Ford Expedition (300 HP @ 6250 RPM) has 210 more horse power than 1981 BMW 518. (90 HP @ 5500 RPM) In normal driving conditions, 2005 Ford Expedition should accelerate faster than 1981 BMW 518. With that said, vehicle weight also plays an important factor in acceleration. 2005 Ford Expedition weights approximately 68 kg more than 1981 BMW 518. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Ford Expedition (495 Nm) has 355 more torque (in Nm) than 1981 BMW 518. (140 Nm). This means 2005 Ford Expedition will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 518. 2005 Ford Expedition has automatic transmission and 1981 BMW 518 has manual transmission. 1981 BMW 518 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Ford Expedition will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 BMW 518 | 2005 Ford Expedition | |
| Make | BMW | Ford |
| Model | 518 | Expedition |
| Year Released | 1981 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1766 cc | 5407 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 300 HP |
| Engine RPM | 5500 RPM | 6250 RPM |
| Torque | 140 Nm | 495 Nm |
| Engine Bore Size | 89 mm | 90 mm |
| Engine Stroke Size | 71.1 mm | 106 mm |
| Engine Compression Ratio | 9.5:1 | 9.9:1 |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 8 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1140 kg | 1208 kg |
| Vehicle Length | 4630 mm | 5230 mm |
| Vehicle Width | 1710 mm | 2010 mm |
| Vehicle Height | 1430 mm | 1950 mm |
| Wheelbase Size | 2630 mm | 3030 mm |
