2005 Chevrolet Impala vs. 1984 Ford Sierra
To start off, 2005 Chevrolet Impala is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 3,343 cc (6 cylinders), 2005 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Impala (181 HP @ 5600 RPM) has 106 more horse power than 1984 Ford Sierra. (75 HP @ 4800 RPM). In normal driving conditions, 2005 Chevrolet Impala should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Impala weights approximately 497 kg more than 1984 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1984 Ford Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1984 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2005 Chevrolet Impala, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 Chevrolet Impala (278 Nm) has 155 more torque (in Nm) than 1984 Ford Sierra. (123 Nm). This means 2005 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 2005 Chevrolet Impala has automatic transmission and 1984 Ford Sierra has manual transmission. 1984 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Chevrolet Impala | 1984 Ford Sierra | |
| Make | Chevrolet | Ford |
| Model | Impala | Sierra |
| Year Released | 2005 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 3343 cc | 1593 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 181 HP | 75 HP |
| Engine RPM | 5600 RPM | 4800 RPM |
| Torque | 278 Nm | 123 Nm |
| Engine Bore Size | 91 mm | 87.7 mm |
| Engine Stroke Size | 84 mm | 66 mm |
| Engine Compression Ratio | 9.5:1 | 9.5:1 |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1537 kg | 1040 kg |
| Vehicle Length | 5090 mm | 4430 mm |
| Vehicle Width | 1860 mm | 1730 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 2880 mm | 2610 mm |
| Fuel Tank Capacity | 64 L | 60 L |
