2007 Lexus RX vs. 1991 Mercedes-Benz 500
To start off, 2007 Lexus RX is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Mercedes-Benz 500. In addition, the cost of maintenance, including insurance, on 1991 Mercedes-Benz 500 would be higher. At 4,971 cc (8 cylinders), 1991 Mercedes-Benz 500 is equipped with a bigger engine. In terms of performance, 1991 Mercedes-Benz 500 (326 HP @ 5700 RPM) has 54 more horse power than 2007 Lexus RX. (272 HP @ 6200 RPM) In normal driving conditions, 1991 Mercedes-Benz 500 should accelerate faster than 2007 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mercedes-Benz 500 weights approximately 177 kg more than 2007 Lexus RX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Lexus RX is four wheel drive (4WD), it will have significant more traction and grip than 1991 Mercedes-Benz 500. In wet, icy, snow, or gravel driving conditions, 2007 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, 1991 Mercedes-Benz 500 (480 Nm @ 3900 RPM) has 138 more torque (in Nm) than 2007 Lexus RX. (342 Nm @ 4700 RPM). This means 1991 Mercedes-Benz 500 will have an easier job in driving up hills or pulling heavy equipment than 2007 Lexus RX.
Compare all specifications:
| 2007 Lexus RX | 1991 Mercedes-Benz 500 | |
| Make | Lexus | Mercedes-Benz |
| Model | RX | 500 |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3455 cc | 4971 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 272 HP | 326 HP |
| Engine RPM | 6200 RPM | 5700 RPM |
| Torque | 342 Nm | 480 Nm |
| Torque RPM | 4700 RPM | 3900 RPM |
| Engine Bore Size | 94 mm | 96.5 mm |
| Engine Stroke Size | 83 mm | 85 mm |
| Engine Compression Ratio | 10.8:1 | 10.0:1 |
| Top Speed | 180 km/hour | 249 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 6.7 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1835 kg | 2012 kg |
| Vehicle Length | 4750 mm | 5220 mm |
| Vehicle Width | 1850 mm | 1890 mm |
| Vehicle Height | 1680 mm | 1500 mm |
| Wheelbase Size | 2720 mm | 3150 mm |
| Fuel Tank Capacity | 72 L | 70 L |
