1976 BMW 630 vs. 1981 Buick Century
To start off, 1981 Buick Century is newer by 5 year(s). Which means there will be less support and parts availability for 1976 BMW 630. In addition, the cost of maintenance, including insurance, on 1976 BMW 630 would be higher. At 3,213 cc (6 cylinders), 1981 Buick Century is equipped with a bigger engine. In terms of performance, 1976 BMW 630 (173 HP @ 5500 RPM) has 69 more horse power than 1981 Buick Century. (104 HP @ 4000 RPM). In normal driving conditions, 1976 BMW 630 should accelerate faster than 1981 Buick Century. With that said, vehicle weight also plays an important factor in acceleration. 1976 BMW 630 weights approximately 28 kg more than 1981 Buick Century. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1976 BMW 630 (251 Nm @ 4500 RPM) has 34 more torque (in Nm) than 1981 Buick Century. (217 Nm @ 2000 RPM). This means 1976 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1981 Buick Century.
Compare all specifications:
| 1976 BMW 630 | 1981 Buick Century | |
| Make | BMW | Buick |
| Model | 630 | Century |
| Year Released | 1976 | 1981 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 3213 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 173 HP | 104 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 251 Nm | 217 Nm |
| Torque RPM | 4500 RPM | 2000 RPM |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1458 kg | 1430 kg |
| Vehicle Length | 4760 mm | 4990 mm |
| Vehicle Width | 1760 mm | 1790 mm |
| Vehicle Height | 1390 mm | 1410 mm |
| Wheelbase Size | 2630 mm | 2760 mm |
