2007 BMW X3 vs. 1999 Buick Century
To start off, 2007 BMW X3 is newer by 8 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 3,134 cc (6 cylinders), 1999 Buick Century is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (260 HP @ 6600 RPM) has 95 more horse power than 1999 Buick Century. (165 HP @ 5200 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1999 Buick Century.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Buick Century. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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, 2007 BMW X3 (306 Nm @ 2750 RPM) has 55 more torque (in Nm) than 1999 Buick Century. (251 Nm @ 4000 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1999 Buick Century. 1999 Buick Century has automatic transmission and 2007 BMW X3 has manual transmission. 2007 BMW X3 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:
| 2007 BMW X3 | 1999 Buick Century | |
| Make | BMW | Buick |
| Model | X3 | Century |
| Year Released | 2007 | 1999 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3134 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 260 HP | 165 HP |
| Engine RPM | 6600 RPM | 5200 RPM |
| Torque | 306 Nm | 251 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Bore Size | 85 mm | 89 mm |
| Engine Stroke Size | 88 mm | 84 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4580 mm | 4950 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1680 mm | 1440 mm |
| Wheelbase Size | 2800 mm | 2780 mm |
| Fuel Consumption Highway | 9.1 L/100km | 7.8 L/100km |
| Fuel Consumption City | 13.1 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 67 L | 64 L |
