1972 AMC Ambassador vs. 1986 Ford Sierra
To start off, 1986 Ford Sierra is newer by 14 year(s). Which means there will be less support and parts availability for 1972 AMC Ambassador. In addition, the cost of maintenance, including insurance, on 1972 AMC Ambassador would be higher. At 4,982 cc (8 cylinders), 1972 AMC Ambassador is equipped with a bigger engine. In terms of performance, 1986 Ford Sierra (160 HP @ 5700 RPM) has 10 more horse power than 1972 AMC Ambassador. (150 HP @ 4200 RPM) In normal driving conditions, 1986 Ford Sierra should accelerate faster than 1972 AMC Ambassador. With that said, vehicle weight also plays an important factor in acceleration. 1972 AMC Ambassador weights approximately 370 kg more than 1986 Ford Sierra.
Because 1986 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1972 AMC Ambassador. In wet, icy, snow, or gravel driving conditions, 1986 Ford Sierra will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1972 AMC Ambassador (332 Nm @ 2500 RPM) has 116 more torque (in Nm) than 1986 Ford Sierra. (216 Nm @ 4300 RPM). This means 1972 AMC Ambassador will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Sierra. 1972 AMC Ambassador has automatic transmission and 1986 Ford Sierra has manual transmission. 1986 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1972 AMC Ambassador will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1972 AMC Ambassador | 1986 Ford Sierra | |
| Make | AMC | Ford |
| Model | Ambassador | Sierra |
| Year Released | 1972 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4982 cc | 2792 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 150 HP | 160 HP |
| Engine RPM | 4200 RPM | 5700 RPM |
| Torque | 332 Nm | 216 Nm |
| Torque RPM | 2500 RPM | 4300 RPM |
| Engine Bore Size | 95.2 mm | 93 mm |
| Engine Stroke Size | 87.3 mm | 68.5 mm |
| Engine Compression Ratio | 8.4:1 | 9.2:1 |
| Top Speed | 157 km/hour | 196 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1636 kg | 1266 kg |
| Vehicle Length | 5370 mm | 4430 mm |
| Vehicle Width | 1970 mm | 1730 mm |
| Wheelbase Size | 3110 mm | 2610 mm |
