2006 GMC Sierra vs. 1999 Lexus IS
To start off, 2006 GMC Sierra is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Lexus IS. In addition, the cost of maintenance, including insurance, on 1999 Lexus IS would be higher. At 5,965 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (300 HP @ 4400 RPM) has 147 more horse power than 1999 Lexus IS. (153 HP @ 6200 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 1999 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 1035 kg more than 1999 Lexus IS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1999 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2006 GMC 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, 2006 GMC Sierra (488 Nm @ 4000 RPM) has 293 more torque (in Nm) than 1999 Lexus IS. (195 Nm @ 4600 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1999 Lexus IS.
Compare all specifications:
| 2006 GMC Sierra | 1999 Lexus IS | |
| Make | GMC | Lexus |
| Model | Sierra | IS |
| Year Released | 2006 | 1999 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 1988 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 153 HP |
| Engine RPM | 4400 RPM | 6200 RPM |
| Torque | 488 Nm | 195 Nm |
| Torque RPM | 4000 RPM | 4600 RPM |
| Drive Type | 4WD | Rear |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2435 kg | 1400 kg |
| Vehicle Length | 6570 mm | 4410 mm |
| Vehicle Width | 2030 mm | 1730 mm |
| Vehicle Height | 1960 mm | 1430 mm |
| Wheelbase Size | 4250 mm | 2680 mm |
| Fuel Tank Capacity | 129 L | 70 L |
