1981 BMW 628 vs. 2006 Buick Rainier
To start off, 2006 Buick Rainier is newer by 25 year(s). Which means there will be less support and parts availability for 1981 BMW 628. In addition, the cost of maintenance, including insurance, on 1981 BMW 628 would be higher. At 4,194 cc, 2006 Buick Rainier is equipped with a bigger engine. In terms of performance, 2006 Buick Rainier (271 HP @ 6000 RPM) has 90 more horse power than 1981 BMW 628. (181 HP @ 6000 RPM) In normal driving conditions, 2006 Buick Rainier should accelerate faster than 1981 BMW 628.
Because 2006 Buick Rainier is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 628. In wet, icy, snow, or gravel driving conditions, 2006 Buick Rainier 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, 2006 Buick Rainier (376 Nm @ 3600 RPM) has 136 more torque (in Nm) than 1981 BMW 628. (240 Nm @ 4000 RPM). This means 2006 Buick Rainier will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 628. 2006 Buick Rainier has automatic transmission and 1981 BMW 628 has manual transmission. 1981 BMW 628 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Buick Rainier will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 BMW 628 | 2006 Buick Rainier | |
| Make | BMW | Buick |
| Model | 628 | Rainier |
| Year Released | 1981 | 2006 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 4194 cc |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 181 HP | 271 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 240 Nm | 376 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 93 mm |
| Engine Stroke Size | 80 mm | 102 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4760 mm | 4920 mm |
| Vehicle Width | 1730 mm | 1920 mm |
| Vehicle Height | 1370 mm | 1900 mm |
| Wheelbase Size | 2640 mm | 2880 mm |
| Fuel Tank Capacity | 70 L | 83 L |
