1973 Buick Riviera vs. 2003 Mazda 6
To start off, 2003 Mazda 6 is newer by 30 year(s). Which means there will be less support and parts availability for 1973 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1973 Buick Riviera would be higher. At 7,468 cc (8 cylinders), 1973 Buick Riviera is equipped with a bigger engine. In terms of performance, 1973 Buick Riviera (250 HP @ 4000 RPM) has 111 more horse power than 2003 Mazda 6. (139 HP @ 6000 RPM). In normal driving conditions, 1973 Buick Riviera should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 1973 Buick Riviera weights approximately 690 kg more than 2003 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 Buick Riviera is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1973 Buick Riviera. However, in wet, icy, snow, or gravel driving conditions, 2003 Mazda 6, being front wheel drive (FWD), will offer much better control with better grip. 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, 1973 Buick Riviera (518 Nm @ 2800 RPM) has 337 more torque (in Nm) than 2003 Mazda 6. (181 Nm @ 4500 RPM). This means 1973 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 1973 Buick Riviera | 2003 Mazda 6 | |
| Make | Buick | Mazda |
| Model | Riviera | 6 |
| Year Released | 1973 | 2003 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 250 HP | 139 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 518 Nm | 181 Nm |
| Torque RPM | 2800 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 2040 kg | 1350 kg |
| Vehicle Length | 5560 mm | 4710 mm |
| Vehicle Width | 2040 mm | 1790 mm |
| Vehicle Height | 1380 mm | 1490 mm |
| Wheelbase Size | 3110 mm | 2610 mm |
| Fuel Tank Capacity | 95 L | 64 L |
