1955 Bristol 403 vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 51 year(s). Which means there will be less support and parts availability for 1955 Bristol 403. In addition, the cost of maintenance, including insurance, on 1955 Bristol 403 would be higher. At 4,293 cc (6 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (195 HP @ 4600 RPM) has 108 more horse power than 1955 Bristol 403. (87 HP @ 5000 RPM) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 1955 Bristol 403. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 1092 kg more than 1955 Bristol 403. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1955 Bristol 403. In wet, icy, snow, or gravel driving conditions, 2006 GMC Sierra 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, 2006 GMC Sierra (353 Nm @ 2800 RPM) has 207 more torque (in Nm) than 1955 Bristol 403. (146 Nm @ 3500 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1955 Bristol 403.
Compare all specifications:
| 1955 Bristol 403 | 2006 GMC Sierra | |
| Make | Bristol | GMC |
| Model | 403 | Sierra |
| Year Released | 1955 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4293 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 87 HP | 195 HP |
| Engine RPM | 5000 RPM | 4600 RPM |
| Torque | 146 Nm | 353 Nm |
| Torque RPM | 3500 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 3 seats |
| Vehicle Weight | 1225 kg | 2317 kg |
| Vehicle Length | 4870 mm | 5710 mm |
| Vehicle Width | 1710 mm | 2000 mm |
| Vehicle Height | 1530 mm | 1810 mm |
| Wheelbase Size | 2900 mm | 3380 mm |
