1949 Jaguar Mark IV vs. 2007 Lexus RX
To start off, 2007 Lexus RX is newer by 58 year(s). Which means there will be less support and parts availability for 1949 Jaguar Mark IV. In addition, the cost of maintenance, including insurance, on 1949 Jaguar Mark IV would be higher. At 3,483 cc (6 cylinders), 1949 Jaguar Mark IV is equipped with a bigger engine. In terms of performance, 2007 Lexus RX (272 HP @ 6200 RPM) has 149 more horse power than 1949 Jaguar Mark IV. (123 HP @ 4250 RPM) In normal driving conditions, 2007 Lexus RX should accelerate faster than 1949 Jaguar Mark IV. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus RX weights approximately 120 kg more than 1949 Jaguar Mark IV. 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 1949 Jaguar Mark IV. 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, 2007 Lexus RX (342 Nm @ 4700 RPM) has 92 more torque (in Nm) than 1949 Jaguar Mark IV. (250 Nm @ 2000 RPM). This means 2007 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 1949 Jaguar Mark IV. 2007 Lexus RX has automatic transmission and 1949 Jaguar Mark IV has manual transmission. 1949 Jaguar Mark IV will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Lexus RX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1949 Jaguar Mark IV | 2007 Lexus RX | |
| Make | Jaguar | Lexus |
| Model | Mark IV | RX |
| Year Released | 1949 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3483 cc | 3456 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 272 HP |
| Engine RPM | 4250 RPM | 6200 RPM |
| Torque | 250 Nm | 342 Nm |
| Torque RPM | 2000 RPM | 4700 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1790 kg | 1910 kg |
| Vehicle Length | 4730 mm | 4580 mm |
| Vehicle Width | 1680 mm | 1850 mm |
| Wheelbase Size | 3060 mm | 2730 mm |
