1951 Alvis TA 21 vs. 2009 Mercedes-Benz GL
To start off, 2009 Mercedes-Benz GL is newer by 58 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, 2009 Mercedes-Benz GL (210 HP @ 3800 RPM) has 117 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 2009 Mercedes-Benz GL 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 223 kg more than 2009 Mercedes-Benz GL.
Because 2009 Mercedes-Benz GL 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, 2009 Mercedes-Benz GL 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, 2009 Mercedes-Benz GL (540 Nm @ 1600 RPM) has 336 more torque (in Nm) than 1951 Alvis TA 21. (204 Nm @ 2000 RPM). This means 2009 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TA 21. 2009 Mercedes-Benz GL 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. 2009 Mercedes-Benz GL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1951 Alvis TA 21 | 2009 Mercedes-Benz GL | |
| Make | Alvis | Mercedes-Benz |
| Model | TA 21 | GL |
| Year Released | 1951 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 93 HP | 210 HP |
| Engine RPM | 4000 RPM | 3800 RPM |
| Torque | 204 Nm | 540 Nm |
| Torque RPM | 2000 RPM | 1600 RPM |
| Engine Compression Ratio | 7.1:1 | 9.0:1 |
| Fuel Type | Gasoline | Diesel |
| 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 | 1225 kg |
| Vehicle Length | 4630 mm | 5100 mm |
| Vehicle Width | 1680 mm | 1930 mm |
| Vehicle Height | 1600 mm | 1850 mm |
| Wheelbase Size | 2840 mm | 3080 mm |
| Fuel Tank Capacity | 64 L | 100 L |
