1976 Bristol 603 vs. 2011 Mercedes-Benz GLK
To start off, 2011 Mercedes-Benz GLK is newer by 35 year(s). Which means there will be less support and parts availability for 1976 Bristol 603. In addition, the cost of maintenance, including insurance, on 1976 Bristol 603 would be higher. At 5,210 cc (8 cylinders), 1976 Bristol 603 is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz GLK (268 HP @ 6000 RPM) has 123 more horse power than 1976 Bristol 603. (145 HP @ 4000 RPM) In normal driving conditions, 2011 Mercedes-Benz GLK should accelerate faster than 1976 Bristol 603. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz GLK weights approximately 65 kg more than 1976 Bristol 603. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Mercedes-Benz GLK is all wheel drive (AWD), it will have significant more traction and grip than 1976 Bristol 603. In wet, icy, snow, or gravel driving conditions, 2011 Mercedes-Benz GLK 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, 2011 Mercedes-Benz GLK (349 Nm @ 2400 RPM) has 16 more torque (in Nm) than 1976 Bristol 603. (333 Nm @ 1600 RPM). This means 2011 Mercedes-Benz GLK will have an easier job in driving up hills or pulling heavy equipment than 1976 Bristol 603.
Compare all specifications:
| 1976 Bristol 603 | 2011 Mercedes-Benz GLK | |
| Make | Bristol | Mercedes-Benz |
| Model | 603 | GLK |
| Year Released | 1976 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 5210 cc | 3500 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 268 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 333 Nm | 349 Nm |
| Torque RPM | 1600 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1785 kg | 1850 kg |
| Vehicle Length | 4920 mm | 4529 mm |
| Vehicle Width | 1780 mm | 1887 mm |
| Vehicle Height | 1450 mm | 1699 mm |
| Wheelbase Size | 2910 mm | 2756 mm |
| Fuel Tank Capacity | 81 L | 66 L |
