1999 GMC Sierra vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 8 year(s). Which means there will be less support and parts availability for 1999 GMC Sierra. In addition, the cost of maintenance, including insurance, on 1999 GMC Sierra would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (300 HP @ 4400 RPM) has 103 more horse power than 1999 GMC Sierra. (197 HP @ 4600 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1999 GMC Sierra.
Let's talk about torque, 2007 GMC Sierra (488 Nm @ 4000 RPM) has 136 more torque (in Nm) than 1999 GMC Sierra. (352 Nm @ 2800 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1999 GMC Sierra. 2007 GMC Sierra has automatic transmission and 1999 GMC Sierra has manual transmission. 1999 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 GMC Sierra | 2007 GMC Sierra | |
| Make | GMC | GMC |
| Model | Sierra | Sierra |
| Year Released | 1999 | 2007 |
| Body Type | Pickup | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4293 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 197 HP | 300 HP |
| Engine RPM | 4600 RPM | 4400 RPM |
| Torque | 352 Nm | 488 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Transmission Type | Manual | Automatic |
| Vehicle Length | 5170 mm | 6330 mm |
| Vehicle Width | 2000 mm | 2450 mm |
| Vehicle Height | 1810 mm | 1940 mm |
| Wheelbase Size | 3030 mm | 4010 mm |
