1983 Bentley Mulsanne vs. 2004 GMC Sierra
To start off, 2004 GMC Sierra is newer by 21 year(s). Which means there will be less support and parts availability for 1983 Bentley Mulsanne. In addition, the cost of maintenance, including insurance, on 1983 Bentley Mulsanne would be higher. At 6,750 cc (8 cylinders), 1983 Bentley Mulsanne is equipped with a bigger engine. In terms of performance, 1983 Bentley Mulsanne (320 HP) has 20 more horse power than 2004 GMC Sierra. (300 HP). In normal driving conditions, 1983 Bentley Mulsanne should accelerate faster than 2004 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1983 Bentley Mulsanne weights approximately 128 kg more than 2004 GMC Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1983 Bentley Mulsanne (617 Nm) has 129 more torque (in Nm) than 2004 GMC Sierra. (488 Nm). This means 1983 Bentley Mulsanne will have an easier job in driving up hills or pulling heavy equipment than 2004 GMC Sierra. 1983 Bentley Mulsanne has automatic transmission and 2004 GMC Sierra has manual transmission. 2004 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1983 Bentley Mulsanne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1983 Bentley Mulsanne | 2004 GMC Sierra | |
| Make | Bentley | GMC |
| Model | Mulsanne | Sierra |
| Year Released | 1983 | 2004 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 6750 cc | 5965 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 320 HP | 300 HP |
| Torque | 617 Nm | 488 Nm |
| Engine Bore Size | 104.1 mm | 102.1 mm |
| Engine Stroke Size | 99.1 mm | 92 mm |
| Engine Compression Ratio | 8.0:1 | 9.4:1 |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2410 kg | 2282 kg |
| Vehicle Length | 5290 mm | 5650 mm |
| Vehicle Width | 1940 mm | 2000 mm |
| Vehicle Height | 1490 mm | 1890 mm |
| Wheelbase Size | 3070 mm | 3380 mm |
| Fuel Tank Capacity | 108 L | 129 L |
