2007 Acura RDX vs. 1981 BMW M1
To start off, 2007 Acura RDX is newer by 26 year(s). Which means there will be less support and parts availability for 1981 BMW M1. In addition, the cost of maintenance, including insurance, on 1981 BMW M1 would be higher. At 3,453 cc (6 cylinders), 1981 BMW M1 is equipped with a bigger engine. In terms of performance, 1981 BMW M1 (273 HP @ 6500 RPM) has 33 more horse power than 2007 Acura RDX. (240 HP @ 6000 RPM) In normal driving conditions, 1981 BMW M1 should accelerate faster than 2007 Acura RDX.
Because 2007 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW M1. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Acura RDX (353 Nm @ 4500 RPM) has 23 more torque (in Nm) than 1981 BMW M1. (330 Nm @ 5000 RPM). This means 2007 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW M1. 2007 Acura RDX has automatic transmission and 1981 BMW M1 has manual transmission. 1981 BMW M1 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Acura RDX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Acura RDX | 1981 BMW M1 | |
| Make | Acura | BMW |
| Model | RDX | M1 |
| Year Released | 2007 | 1981 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2300 cc | 3453 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 240 HP | 273 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 353 Nm | 330 Nm |
| Torque RPM | 4500 RPM | 5000 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4600 mm | 4370 mm |
| Vehicle Width | 1880 mm | 1830 mm |
| Vehicle Height | 1660 mm | 1140 mm |
| Wheelbase Size | 2660 mm | 2570 mm |
| Fuel Tank Capacity | 68 L | 116 L |
