1948 Alvis TB 14 vs. 1986 GMC Suburban
To start off, 1986 GMC Suburban is newer by 38 year(s). Which means there will be less support and parts availability for 1948 Alvis TB 14. In addition, the cost of maintenance, including insurance, on 1948 Alvis TB 14 would be higher. At 4,300 cc (6 cylinders), 1986 GMC Suburban is equipped with a bigger engine. In terms of performance, 1986 GMC Suburban (154 HP @ 4000 RPM) has 87 more horse power than 1948 Alvis TB 14. (67 HP @ 4000 RPM) In normal driving conditions, 1986 GMC Suburban should accelerate faster than 1948 Alvis TB 14. With that said, vehicle weight also plays an important factor in acceleration. 1986 GMC Suburban weights approximately 725 kg more than 1948 Alvis TB 14. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1948 Alvis TB 14. In wet, icy, snow, or gravel driving conditions, 1986 GMC Suburban 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. 1986 GMC Suburban has automatic transmission and 1948 Alvis TB 14 has manual transmission. 1948 Alvis TB 14 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1986 GMC Suburban will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1948 Alvis TB 14 | 1986 GMC Suburban | |
| Make | Alvis | GMC |
| Model | TB 14 | Suburban |
| Year Released | 1948 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1892 cc | 4300 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 67 HP | 154 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1515 kg | 2240 kg |
| Vehicle Length | 4450 mm | 5480 mm |
| Vehicle Width | 1700 mm | 1950 mm |
| Vehicle Height | 1590 mm | 1800 mm |
| Wheelbase Size | 2750 mm | 3300 mm |
