1952 Alvis TB 21 vs. 2008 Opel Signum
To start off, 2008 Opel Signum is newer by 56 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 2,992 cc (6 cylinders), 1952 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 2008 Opel Signum (175 HP @ 4000 RPM) has 84 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2008 Opel Signum should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 2008 Opel Signum (370 Nm @ 1900 RPM) has 166 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2008 Opel Signum 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 | 2008 Opel Signum | |
Make | Alvis | Opel |
Model | TB 21 | Signum |
Year Released | 1952 | 2008 |
Engine Position | Front | Front |
Engine Size | 2992 cc | 2957 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 91 HP | 175 HP |
Engine RPM | 4000 RPM | 4000 RPM |
Torque | 204 Nm | 370 Nm |
Torque RPM | 2200 RPM | 1900 RPM |
Engine Bore Size | 84 mm | 87.5 mm |
Engine Stroke Size | 90 mm | 82 mm |
Engine Compression Ratio | 7.1:1 | 18.5:1 |
Fuel Type | Gasoline | Diesel |
Number of Seats | 5 seats | 5 seats |
Vehicle Length | 4430 mm | 4640 mm |
Vehicle Width | 1680 mm | 1800 mm |
Wheelbase Size | 2750 mm | 2840 mm |