1951 Alvis TA 21 vs. 1975 BMW 520
To start off, 1975 BMW 520 is newer by 24 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, 1975 BMW 520 (123 HP @ 5700 RPM) has 30 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 1975 BMW 520 should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 1951 Alvis TA 21 weights approximately 153 kg more than 1975 BMW 520.
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, 1951 Alvis TA 21 (204 Nm @ 2000 RPM) has 32 more torque (in Nm) than 1975 BMW 520. (172 Nm @ 4350 RPM). This means 1951 Alvis TA 21 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 520.
Compare all specifications:
1951 Alvis TA 21 | 1975 BMW 520 | |
Make | Alvis | BMW |
Model | TA 21 | 520 |
Year Released | 1951 | 1975 |
Engine Position | Front | Front |
Engine Size | 2993 cc | 1991 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 93 HP | 123 HP |
Engine RPM | 4000 RPM | 5700 RPM |
Torque | 204 Nm | 172 Nm |
Torque RPM | 2000 RPM | 4350 RPM |
Engine Compression Ratio | 7.1:1 | 9.3:1 |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1448 kg | 1295 kg |
Vehicle Length | 4630 mm | 4630 mm |
Vehicle Width | 1680 mm | 1700 mm |
Vehicle Height | 1600 mm | 1430 mm |
Wheelbase Size | 2840 mm | 2640 mm |
Fuel Tank Capacity | 64 L | 70 L |