1984 Ford Sierra vs. 2005 Lexus GX
To start off, 2005 Lexus GX 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 4,664 cc (8 cylinders), 2005 Lexus GX is equipped with a bigger engine. In terms of performance, 2005 Lexus GX (232 HP @ 4800 RPM) has 157 more horse power than 1984 Ford Sierra. (75 HP @ 5300 RPM) In normal driving conditions, 2005 Lexus GX should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Lexus GX weights approximately 1080 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 2005 Lexus GX is four wheel drive (4WD), it will have significant more traction and grip than 1984 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2005 Lexus GX 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, 2005 Lexus GX (434 Nm @ 3400 RPM) has 315 more torque (in Nm) than 1984 Ford Sierra. (119 Nm @ 2900 RPM). This means 2005 Lexus GX will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 1984 Ford Sierra | 2005 Lexus GX | |
| Make | Ford | Lexus |
| Model | Sierra | GX |
| Year Released | 1984 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1608 cc | 4664 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 75 HP | 232 HP |
| Engine RPM | 5300 RPM | 4800 RPM |
| Torque | 119 Nm | 434 Nm |
| Torque RPM | 2900 RPM | 3400 RPM |
| Engine Bore Size | 87.8 mm | 94.1 mm |
| Engine Stroke Size | 66 mm | 84 mm |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1040 kg | 2120 kg |
| Vehicle Length | 4500 mm | 4790 mm |
| Vehicle Width | 1720 mm | 1890 mm |
| Vehicle Height | 1450 mm | 1900 mm |
| Wheelbase Size | 2610 mm | 2800 mm |
