1986 Ford Sierra vs. 1981 Holden Commodore
To start off, 1986 Ford Sierra is newer by 5 year(s). Which means there will be less support and parts availability for 1981 Holden Commodore. In addition, the cost of maintenance, including insurance, on 1981 Holden Commodore would be higher. At 3,298 cc (6 cylinders), 1981 Holden Commodore is equipped with a bigger engine. In terms of performance, 1986 Ford Sierra (160 HP @ 5700 RPM) has 49 more horse power than 1981 Holden Commodore. (111 HP @ 4000 RPM). In normal driving conditions, 1986 Ford Sierra should accelerate faster than 1981 Holden Commodore.
Because 1986 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1981 Holden Commodore. 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, 1981 Holden Commodore (231 Nm @ 2400 RPM) has 15 more torque (in Nm) than 1986 Ford Sierra. (216 Nm @ 4300 RPM). This means 1981 Holden Commodore will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Sierra. 1981 Holden Commodore 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. 1981 Holden Commodore will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 Ford Sierra | 1981 Holden Commodore | |
| Make | Ford | Holden |
| Model | Sierra | Commodore |
| Year Released | 1986 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 3298 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 160 HP | 111 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 216 Nm | 231 Nm |
| Torque RPM | 4300 RPM | 2400 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1266 kg | 1266 kg |
| Vehicle Length | 4430 mm | 4710 mm |
| Vehicle Width | 1730 mm | 1730 mm |
| Wheelbase Size | 2610 mm | 2670 mm |
