1955 Alvis TC 21 vs. 1977 BMW 520
To start off, 1977 BMW 520 is newer by 22 year(s). Which means there will be less support and parts availability for 1955 Alvis TC 21. In addition, the cost of maintenance, including insurance, on 1955 Alvis TC 21 would be higher. At 2,993 cc (6 cylinders), 1955 Alvis TC 21 is equipped with a bigger engine. In terms of performance, 1977 BMW 520 (120 HP @ 6000 RPM) has 15 more horse power than 1955 Alvis TC 21. (105 HP @ 4000 RPM) In normal driving conditions, 1977 BMW 520 should accelerate faster than 1955 Alvis TC 21. With that said, vehicle weight also plays an important factor in acceleration. 1955 Alvis TC 21 weights approximately 140 kg more than 1977 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, 1955 Alvis TC 21 (221 Nm @ 2500 RPM) has 61 more torque (in Nm) than 1977 BMW 520. (160 Nm @ 4000 RPM). This means 1955 Alvis TC 21 will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520.
Compare all specifications:
1955 Alvis TC 21 | 1977 BMW 520 | |
Make | Alvis | BMW |
Model | TC 21 | 520 |
Year Released | 1955 | 1977 |
Engine Position | Front | Front |
Engine Size | 2993 cc | 1990 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 105 HP | 120 HP |
Engine RPM | 4000 RPM | 6000 RPM |
Torque | 221 Nm | 160 Nm |
Torque RPM | 2500 RPM | 4000 RPM |
Engine Bore Size | 84 mm | 80 mm |
Engine Stroke Size | 90 mm | 66 mm |
Engine Compression Ratio | 8.0:1 | 9.2:1 |
Top Speed | 164 km/hour | 180 km/hour |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1450 kg | 1310 kg |
Vehicle Length | 4810 mm | 4630 mm |
Vehicle Width | 1680 mm | 1700 mm |
Vehicle Height | 1590 mm | 1430 mm |
Wheelbase Size | 2840 mm | 2640 mm |