1951 Alvis TB 21 vs. 1994 Saab 900
To start off, 1994 Saab 900 is newer by 43 year(s). Which means there will be less support and parts availability for 1951 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TB 21 would be higher. At 2,993 cc (6 cylinders), 1951 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1994 Saab 900 (223 HP @ 5500 RPM) has 132 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1994 Saab 900 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1994 Saab 900 (342 Nm) has 138 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 1994 Saab 900 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 1994 Saab 900 | |
| Make | Alvis | Saab |
| Model | TB 21 | 900 |
| Year Released | 1951 | 1994 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1985 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 223 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 204 Nm | 342 Nm |
| Engine Bore Size | 84 mm | 90 mm |
| Engine Stroke Size | 90 mm | 78 mm |
| Engine Compression Ratio | 7.1:1 | 9.2:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4640 mm |
| Vehicle Width | 1680 mm | 1720 mm |
| Wheelbase Size | 2750 mm | 2610 mm |
