1981 BMW 745 vs. 2013 Lexus RX
To start off, 2013 Lexus RX is newer by 32 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 3,430 cc (6 cylinders), 1981 BMW 745 is equipped with a bigger engine. In terms of performance, 2013 Lexus RX (266 HP @ 6200 RPM) has 14 more horse power than 1981 BMW 745. (252 HP @ 5200 RPM) In normal driving conditions, 2013 Lexus RX should accelerate faster than 1981 BMW 745. With that said, vehicle weight also plays an important factor in acceleration. 2013 Lexus RX weights approximately 380 kg more than 1981 BMW 745. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Lexus RX is all wheel drive (AWD), it will have significant more traction and grip than 1981 BMW 745. In wet, icy, snow, or gravel driving conditions, 2013 Lexus RX 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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 44 more torque (in Nm) than 2013 Lexus RX. (336 Nm @ 4700 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2013 Lexus RX.
Compare all specifications:
| 1981 BMW 745 | 2013 Lexus RX | |
| Make | BMW | Lexus |
| Model | 745 | RX |
| Year Released | 1981 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 211 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | electric |
| Horse Power | 252 HP | 266 HP |
| Engine RPM | 5200 RPM | 6200 RPM |
| Torque | 380 Nm | 336 Nm |
| Torque RPM | 2200 RPM | 4700 RPM |
| Engine Bore Size | 92 mm | 94 mm |
| Engine Stroke Size | 86 mm | 83 mm |
| Engine Compression Ratio | 8.0:1 | 10.8:1 |
| Top Speed | 220 km/hour | 180 km/hour |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1590 kg | 1970 kg |
| Vehicle Length | 4870 mm | 4770 mm |
| Vehicle Width | 1810 mm | 1885 mm |
| Vehicle Height | 1440 mm | 1695 mm |
| Wheelbase Size | 2800 mm | 2740 mm |
