1952 Alvis TB 21 vs. 2007 Saturn Sky
To start off, 2007 Saturn Sky is newer by 55 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, 2007 Saturn Sky (177 HP @ 6600 RPM) has 86 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2007 Saturn Sky should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 2007 Saturn Sky (225 Nm @ 4800 RPM) has 21 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2007 Saturn Sky 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 | 2007 Saturn Sky | |
| Make | Alvis | Saturn |
| Model | TB 21 | Sky |
| Year Released | 1952 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 2399 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 177 HP |
| Engine RPM | 4000 RPM | 6600 RPM |
| Torque | 204 Nm | 225 Nm |
| Torque RPM | 2200 RPM | 4800 RPM |
| Engine Compression Ratio | 7.1:1 | 10.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4430 mm | 4100 mm |
| Vehicle Width | 1680 mm | 1820 mm |
| Wheelbase Size | 2750 mm | 2420 mm |
