1987 Buick Regal vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 20 year(s). Which means there will be less support and parts availability for 1987 Buick Regal. In addition, the cost of maintenance, including insurance, on 1987 Buick Regal would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (300 HP @ 4400 RPM) has 24 more horse power than 1987 Buick Regal. (276 HP @ 4400 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1987 Buick Regal.
Let's talk about torque, 1987 Buick Regal (489 Nm @ 3000 RPM) has 1 more torque (in Nm) than 2007 GMC Sierra. (488 Nm @ 4000 RPM). This means 1987 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2007 GMC Sierra.
Compare all specifications:
| 1987 Buick Regal | 2007 GMC Sierra | |
| Make | Buick | GMC |
| Model | Regal | Sierra |
| Year Released | 1987 | 2007 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 276 HP | 300 HP |
| Engine RPM | 4400 RPM | 4400 RPM |
| Torque | 489 Nm | 488 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 96.5 mm | 102 mm |
| Engine Stroke Size | 86.4 mm | 92 mm |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Length | 5100 mm | 6330 mm |
| Vehicle Width | 1920 mm | 2450 mm |
| Vehicle Height | 1390 mm | 1940 mm |
| Wheelbase Size | 2750 mm | 4010 mm |
| Fuel Tank Capacity | 68 L | 129 L |
