1952 Alvis TB 21 vs. 1970 Mercury Cougar
To start off, 1970 Mercury Cougar is newer by 18 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 5,769 cc (8 cylinders), 1970 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1970 Mercury Cougar (167 HP @ 4000 RPM) has 76 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1970 Mercury Cougar should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 1970 Mercury Cougar (363 Nm @ 2400 RPM) has 159 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 1970 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 1952 Alvis TB 21.
Compare all specifications:
1952 Alvis TB 21 | 1970 Mercury Cougar | |
Make | Alvis | Mercury |
Model | TB 21 | Cougar |
Year Released | 1952 | 1970 |
Engine Position | Front | Front |
Engine Size | 2992 cc | 5769 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 91 HP | 167 HP |
Engine RPM | 4000 RPM | 4000 RPM |
Torque | 204 Nm | 363 Nm |
Torque RPM | 2200 RPM | 2400 RPM |
Engine Bore Size | 84 mm | 101.7 mm |
Engine Stroke Size | 90 mm | 88.8 mm |
Engine Compression Ratio | 7.1:1 | 8.6:1 |
Fuel Type | Gasoline | Gasoline |
Vehicle Length | 4430 mm | 5840 mm |
Vehicle Width | 1680 mm | 2000 mm |
Wheelbase Size | 2750 mm | 2860 mm |