1999 Buick Cielo 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 Buick Cielo. In addition, the cost of maintenance, including insurance, on 1999 Buick Cielo 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 62 more horse power than 1999 Buick Cielo. (238 HP @ 5200 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1999 Buick Cielo.
Let's talk about torque, 2007 GMC Sierra (488 Nm @ 4000 RPM) has 115 more torque (in Nm) than 1999 Buick Cielo. (373 Nm @ 3600 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1999 Buick Cielo.
Compare all specifications:
| 1999 Buick Cielo | 2007 GMC Sierra | |
| Make | Buick | GMC |
| Model | Cielo | Sierra |
| Year Released | 1999 | 2007 |
| Body Type | Convertible | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 238 HP | 300 HP |
| Engine RPM | 5200 RPM | 4400 RPM |
| Torque | 373 Nm | 488 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Vehicle Length | 4910 mm | 6330 mm |
| Vehicle Width | 1910 mm | 2450 mm |
| Vehicle Height | 1310 mm | 1940 mm |
