1951 Alvis TA 21 vs. 2007 Opel Zafira
To start off, 2007 Opel Zafira is newer by 56 year(s). Which means there will be less support and parts availability for 1951 Alvis TA 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TA 21 would be higher. At 2,993 cc (6 cylinders), 1951 Alvis TA 21 is equipped with a bigger engine. In terms of performance, 2007 Opel Zafira (138 HP) has 45 more horse power than 1951 Alvis TA 21. (93 HP) In normal driving conditions, 2007 Opel Zafira should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 1951 Alvis TA 21 weights approximately 3 kg more than 2007 Opel Zafira.
Because 1951 Alvis TA 21 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1951 Alvis TA 21. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Zafira, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1951 Alvis TA 21 (204 Nm @ 2000 RPM) has 29 more torque (in Nm) than 2007 Opel Zafira. (175 Nm @ 3800 RPM). This means 1951 Alvis TA 21 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Zafira.
Compare all specifications:
| 1951 Alvis TA 21 | 2007 Opel Zafira | |
| Make | Alvis | Opel |
| Model | TA 21 | Zafira |
| Year Released | 1951 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 93 HP | 138 HP |
| Torque | 204 Nm | 175 Nm |
| Torque RPM | 2000 RPM | 3800 RPM |
| Engine Bore Size | 84 mm | 80.6 mm |
| Engine Stroke Size | 90 mm | 88.2 mm |
| Engine Compression Ratio | 7.1:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1448 kg | 1445 kg |
| Vehicle Length | 4630 mm | 4320 mm |
| Vehicle Width | 1680 mm | 1750 mm |
| Vehicle Height | 1600 mm | 1640 mm |
| Wheelbase Size | 2840 mm | 2700 mm |
| Fuel Tank Capacity | 64 L | 58 L |
