1968 Buick Riviera vs. 2003 GMC Sierra
To start off, 2003 GMC Sierra is newer by 35 year(s). Which means there will be less support and parts availability for 1968 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1968 Buick Riviera would be higher. At 7,050 cc (8 cylinders), 1968 Buick Riviera is equipped with a bigger engine. In terms of performance, 2003 GMC Sierra (321 HP @ 5000 RPM) has 16 more horse power than 1968 Buick Riviera. (305 HP @ 5000 RPM) In normal driving conditions, 2003 GMC Sierra should accelerate faster than 1968 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 370 kg more than 1968 Buick Riviera. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1968 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 2003 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, 1968 Buick Riviera (645 Nm @ 3200 RPM) has 275 more torque (in Nm) than 2003 GMC Sierra. (370 Nm @ 4000 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2003 GMC Sierra.
Compare all specifications:
| 1968 Buick Riviera | 2003 GMC Sierra | |
| Make | Buick | GMC |
| Model | Riviera | Sierra |
| Year Released | 1968 | 2003 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 7050 cc | 5967 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 305 HP | 321 HP |
| Engine RPM | 5000 RPM | 5000 RPM |
| Torque | 645 Nm | 370 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1900 kg | 2270 kg |
| Vehicle Length | 5370 mm | 5790 mm |
| Vehicle Width | 2020 mm | 2000 mm |
| Vehicle Height | 1370 mm | 1850 mm |
| Wheelbase Size | 3030 mm | 3650 mm |
| Fuel Tank Capacity | 75 L | 117 L |
