1951 Alvis TA 21 vs. 2007 Subaru B9 Tribeca
To start off, 2007 Subaru B9 Tribeca 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 2,999 cc, 2007 Subaru B9 Tribeca is equipped with a bigger engine. In terms of performance, 2007 Subaru B9 Tribeca (242 HP @ 6600 RPM) has 149 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 2007 Subaru B9 Tribeca should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 2007 Subaru B9 Tribeca weights approximately 552 kg more than 1951 Alvis TA 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Subaru B9 Tribeca is four wheel drive (4WD), it will have significant more traction and grip than 1951 Alvis TA 21. In wet, icy, snow, or gravel driving conditions, 2007 Subaru B9 Tribeca will offer significantly more control. 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, 2007 Subaru B9 Tribeca (298 Nm @ 4200 RPM) has 94 more torque (in Nm) than 1951 Alvis TA 21. (204 Nm @ 2000 RPM). This means 2007 Subaru B9 Tribeca will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TA 21. 2007 Subaru B9 Tribeca has automatic transmission and 1951 Alvis TA 21 has manual transmission. 1951 Alvis TA 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Subaru B9 Tribeca will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1951 Alvis TA 21 | 2007 Subaru B9 Tribeca | |
| Make | Alvis | Subaru |
| Model | TA 21 | B9 Tribeca |
| Year Released | 1951 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2999 cc |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 93 HP | 242 HP |
| Engine RPM | 4000 RPM | 6600 RPM |
| Torque | 204 Nm | 298 Nm |
| Torque RPM | 2000 RPM | 4200 RPM |
| Engine Bore Size | 84 mm | 89.2 mm |
| Engine Stroke Size | 90 mm | 80 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1448 kg | 2000 kg |
| Vehicle Length | 4630 mm | 4830 mm |
| Vehicle Width | 1680 mm | 1890 mm |
| Vehicle Height | 1600 mm | 1690 mm |
| Wheelbase Size | 2840 mm | 2760 mm |
| Fuel Tank Capacity | 64 L | 64 L |
