1951 Alvis TA 21 vs. 1956 Rover P4
To start off, 1956 Rover P4 is newer by 5 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 2,993 cc (6 cylinders), 1951 Alvis TA 21 is equipped with a bigger engine. In terms of performance, 1956 Rover P4 (108 HP @ 4250 RPM) has 15 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 1956 Rover P4 should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 1956 Rover P4 weights approximately 38 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1956 Rover P4 (206 Nm @ 2500 RPM) has 2 more torque (in Nm) than 1951 Alvis TA 21. (204 Nm @ 2000 RPM). This means 1956 Rover P4 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TA 21. 1956 Rover P4 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. 1956 Rover P4 will be easier to drive especially in heavy traffic.
Compare all specifications:
1951 Alvis TA 21 | 1956 Rover P4 | |
Make | Alvis | Rover |
Model | TA 21 | P4 |
Year Released | 1951 | 1956 |
Engine Position | Front | Front |
Engine Size | 2993 cc | 2638 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 93 HP | 108 HP |
Engine RPM | 4000 RPM | 4250 RPM |
Torque | 204 Nm | 206 Nm |
Torque RPM | 2000 RPM | 2500 RPM |
Engine Bore Size | 84 mm | 73 mm |
Engine Stroke Size | 90 mm | 105 mm |
Engine Compression Ratio | 7.1:1 | 8.5:1 |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1448 kg | 1486 kg |
Vehicle Length | 4630 mm | 4530 mm |
Vehicle Width | 1680 mm | 1670 mm |
Vehicle Height | 1600 mm | 1320 mm |
Wheelbase Size | 2840 mm | 2830 mm |
Fuel Tank Capacity | 64 L | 52 L |