1998 BMW 729 vs. 1985 Ford Sierra
To start off, 1998 BMW 729 is newer by 13 year(s). Which means there will be less support and parts availability for 1985 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1985 Ford Sierra would be higher. At 2,926 cc (6 cylinders), 1998 BMW 729 is equipped with a bigger engine. In terms of performance, 1998 BMW 729 (181 HP @ 4000 RPM) has 33 more horse power than 1985 Ford Sierra. (148 HP @ 5700 RPM). In normal driving conditions, 1998 BMW 729 should accelerate faster than 1985 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW 729 weights approximately 625 kg more than 1985 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, 1998 BMW 729 (410 Nm @ 2000 RPM) has 190 more torque (in Nm) than 1985 Ford Sierra. (220 Nm @ 3800 RPM). This means 1998 BMW 729 will have an easier job in driving up hills or pulling heavy equipment than 1985 Ford Sierra.
Compare all specifications:
1998 BMW 729 | 1985 Ford Sierra | |
Make | BMW | Ford |
Model | 729 | Sierra |
Year Released | 1998 | 1985 |
Engine Position | Front | Front |
Engine Size | 2926 cc | 2790 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 181 HP | 148 HP |
Engine RPM | 4000 RPM | 5700 RPM |
Torque | 410 Nm | 220 Nm |
Torque RPM | 2000 RPM | 3800 RPM |
Engine Bore Size | 84 mm | 93 mm |
Engine Stroke Size | 88 mm | 68.5 mm |
Fuel Type | Diesel | Gasoline |
Vehicle Weight | 1830 kg | 1205 kg |
Vehicle Length | 5130 mm | 4400 mm |
Vehicle Width | 1870 mm | 1680 mm |
Vehicle Height | 1430 mm | 1370 mm |
Wheelbase Size | 2940 mm | 2620 mm |