2009 Acura RDX vs. 1978 BMW 628
To start off, 2009 Acura RDX is newer by 31 year(s). Which means there will be less support and parts availability for 1978 BMW 628. In addition, the cost of maintenance, including insurance, on 1978 BMW 628 would be higher. At 2,997 cc (8 cylinders), 1978 BMW 628 is equipped with a bigger engine. In terms of performance, 2009 Acura RDX (237 HP @ 6000 RPM) has 52 more horse power than 1978 BMW 628. (185 HP @ 5800 RPM). In normal driving conditions, 2009 Acura RDX should accelerate faster than 1978 BMW 628.
Because 2009 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 1978 BMW 628. In wet, icy, snow, or gravel driving conditions, 2009 Acura RDX 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, both vehicles can yield 260 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2009 Acura RDX | 1978 BMW 628 | |
| Make | Acura | BMW |
| Model | RDX | 628 |
| Year Released | 2009 | 1978 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2297 cc | 2997 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 237 HP | 185 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 260 Nm | 260 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4600 mm | 4760 mm |
| Vehicle Width | 1880 mm | 1760 mm |
| Vehicle Height | 1660 mm | 1390 mm |
| Wheelbase Size | 2660 mm | 2640 mm |
| Fuel Tank Capacity | 68 L | 70 L |
