1971 Ford GT 40 vs. 1984 Ford Sierra
To start off, 1984 Ford Sierra is newer by 13 year(s). Which means there will be less support and parts availability for 1971 Ford GT 40. In addition, the cost of maintenance, including insurance, on 1971 Ford GT 40 would be higher. At 4,195 cc (8 cylinders), 1971 Ford GT 40 is equipped with a bigger engine. In terms of performance, 1971 Ford GT 40 (350 HP @ 7200 RPM) has 261 more horse power than 1984 Ford Sierra. (89 HP @ 5400 RPM). In normal driving conditions, 1971 Ford GT 40 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1984 Ford Sierra weights approximately 50 kg more than 1971 Ford GT 40.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1984 Ford Sierra (144 Nm) has 59 more torque (in Nm) than 1971 Ford GT 40. (85 Nm). This means 1984 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1971 Ford GT 40.
Compare all specifications:
| 1971 Ford GT 40 | 1984 Ford Sierra | |
| Make | Ford | Ford |
| Model | GT 40 | Sierra |
| Year Released | 1971 | 1984 |
| Engine Position | Middle | Front |
| Engine Size | 4195 cc | 1769 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 350 HP | 89 HP |
| Engine RPM | 7200 RPM | 5400 RPM |
| Torque | 85 Nm | 144 Nm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 960 kg | 1010 kg |
| Vehicle Length | 4350 mm | 4400 mm |
| Vehicle Width | 1800 mm | 1680 mm |
| Vehicle Height | 980 mm | 1370 mm |
| Wheelbase Size | 2420 mm | 2620 mm |
