1951 Alvis TA 21 vs. 2009 Jeep Commander
To start off, 2009 Jeep Commander is newer by 58 year(s). Which means there will be less support and parts availability for 1951 Alvis TA 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TA 21 would be higher. At 4,701 cc (8 cylinders), 2009 Jeep Commander is equipped with a bigger engine. In terms of performance, 2009 Jeep Commander (305 HP @ 5650 RPM) has 212 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 2009 Jeep Commander should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jeep Commander weights approximately 595 kg more than 1951 Alvis TA 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Jeep Commander is four wheel drive (4WD), it will have significant more traction and grip than 1951 Alvis TA 21. In wet, icy, snow, or gravel driving conditions, 2009 Jeep Commander 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, 2009 Jeep Commander (454 Nm @ 3950 RPM) has 250 more torque (in Nm) than 1951 Alvis TA 21. (204 Nm @ 2000 RPM). This means 2009 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TA 21. 2009 Jeep Commander has automatic transmission and 1951 Alvis TA 21 has manual transmission. 1951 Alvis TA 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Jeep Commander will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1951 Alvis TA 21 | 2009 Jeep Commander | |
| Make | Alvis | Jeep |
| Model | TA 21 | Commander |
| Year Released | 1951 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 4701 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 93 HP | 305 HP |
| Engine RPM | 4000 RPM | 5650 RPM |
| Torque | 204 Nm | 454 Nm |
| Torque RPM | 2000 RPM | 3950 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1448 kg | 2043 kg |
| Vehicle Length | 4630 mm | 4790 mm |
| Vehicle Width | 1680 mm | 1910 mm |
| Vehicle Height | 1600 mm | 1840 mm |
| Wheelbase Size | 2840 mm | 2790 mm |
| Fuel Tank Capacity | 64 L | 80 L |
