1968 Buick Riviera vs. 1973 GMC Suburban
To start off, 1973 GMC Suburban is newer by 5 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, 1968 Buick Riviera (305 HP @ 5000 RPM) has 152 more horse power than 1973 GMC Suburban. (153 HP @ 4000 RPM). In normal driving conditions, 1968 Buick Riviera should accelerate faster than 1973 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1973 GMC Suburban weights approximately 400 kg more than 1968 Buick Riviera.
Because 1973 GMC Suburban 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, 1973 GMC Suburban 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 300 more torque (in Nm) than 1973 GMC Suburban. (345 Nm @ 2400 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1973 GMC Suburban.
Compare all specifications:
| 1968 Buick Riviera | 1973 GMC Suburban | |
| Make | Buick | GMC |
| Model | Riviera | Suburban |
| Year Released | 1968 | 1973 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 7050 cc | 5733 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 305 HP | 153 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 645 Nm | 345 Nm |
| Torque RPM | 3200 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1900 kg | 2300 kg |
| Vehicle Length | 5370 mm | 5480 mm |
| Vehicle Width | 2020 mm | 1950 mm |
| Vehicle Height | 1370 mm | 1800 mm |
| Wheelbase Size | 3030 mm | 3300 mm |
