1999 Buick Century vs. 2004 GMC Sierra
To start off, 2004 GMC Sierra is newer by 5 year(s). Which means there will be less support and parts availability for 1999 Buick Century. In addition, the cost of maintenance, including insurance, on 1999 Buick Century would be higher. At 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (300 HP) has 135 more horse power than 1999 Buick Century. (165 HP) In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1999 Buick Century. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 762 kg more than 1999 Buick Century. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 GMC Sierra (488 Nm) has 237 more torque (in Nm) than 1999 Buick Century. (251 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1999 Buick Century. 1999 Buick Century has automatic transmission and 2004 GMC Sierra has manual transmission. 2004 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Buick Century will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Buick Century | 2004 GMC Sierra | |
| Make | Buick | GMC |
| Model | Century | Sierra |
| Year Released | 1999 | 2004 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3134 cc | 5965 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 165 HP | 300 HP |
| Torque | 251 Nm | 488 Nm |
| Engine Bore Size | 89 mm | 102.1 mm |
| Engine Stroke Size | 84 mm | 92 mm |
| Engine Compression Ratio | 9.6:1 | 9.4:1 |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1520 kg | 2282 kg |
| Vehicle Length | 4950 mm | 5650 mm |
| Vehicle Width | 1850 mm | 2000 mm |
| Vehicle Height | 1440 mm | 1890 mm |
| Wheelbase Size | 2780 mm | 3380 mm |
| Fuel Tank Capacity | 64 L | 129 L |
