1953 Alvis TB 21 vs. 1968 Fiat 850
To start off, 1968 Fiat 850 is newer by 15 year(s). Which means there will be less support and parts availability for 1953 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1953 Alvis TB 21 would be higher. At 2,993 cc (6 cylinders), 1953 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1953 Alvis TB 21 (92 HP @ 4000 RPM) has 51 more horse power than 1968 Fiat 850. (41 HP @ 5300 RPM). In normal driving conditions, 1953 Alvis TB 21 should accelerate faster than 1968 Fiat 850.
Let's talk about torque, 1953 Alvis TB 21 (204 Nm @ 2200 RPM) has 144 more torque (in Nm) than 1968 Fiat 850. (60 Nm @ 3600 RPM). This means 1953 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1968 Fiat 850.
Compare all specifications:
| 1953 Alvis TB 21 | 1968 Fiat 850 | |
| Make | Alvis | Fiat |
| Model | TB 21 | 850 |
| Year Released | 1953 | 1968 |
| Engine Position | Front | Rear |
| Engine Size | 2993 cc | 841 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 92 HP | 41 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 204 Nm | 60 Nm |
| Torque RPM | 2200 RPM | 3600 RPM |
| Engine Compression Ratio | 7.1:1 | 8.9:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4430 mm | 3610 mm |
| Vehicle Width | 1680 mm | 1510 mm |
| Wheelbase Size | 2750 mm | 2010 mm |
