1970 Buick Riviera vs. 1999 Toyota Sienna
To start off, 1999 Toyota Sienna is newer by 29 year(s). Which means there will be less support and parts availability for 1970 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1970 Buick Riviera would be higher. At 7,468 cc (6 cylinders), 1970 Buick Riviera is equipped with a bigger engine. In terms of performance, 1970 Buick Riviera (265 HP @ 4600 RPM) has 55 more horse power than 1999 Toyota Sienna. (210 HP @ 5200 RPM). In normal driving conditions, 1970 Buick Riviera should accelerate faster than 1999 Toyota Sienna. With that said, vehicle weight also plays an important factor in acceleration. 1970 Buick Riviera weights approximately 281 kg more than 1999 Toyota Sienna. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1970 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 1970 Buick Riviera. However, in wet, icy, snow, or gravel driving conditions, 1999 Toyota Sienna, 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, 1970 Buick Riviera (522 Nm @ 2800 RPM) has 237 more torque (in Nm) than 1999 Toyota Sienna. (285 Nm @ 4300 RPM). This means 1970 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1999 Toyota Sienna.
Compare all specifications:
| 1970 Buick Riviera | 1999 Toyota Sienna | |
| Make | Buick | Toyota |
| Model | Riviera | Sienna |
| Year Released | 1970 | 1999 |
| Body Type | Coupe | Minivan |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 3001 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 265 HP | 210 HP |
| Engine RPM | 4600 RPM | 5200 RPM |
| Torque | 522 Nm | 285 Nm |
| Torque RPM | 2800 RPM | 4300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1986 kg | 1705 kg |
| Vehicle Length | 5480 mm | 4920 mm |
| Vehicle Width | 2020 mm | 1870 mm |
| Vehicle Height | 1370 mm | 1720 mm |
| Wheelbase Size | 3030 mm | 2910 mm |
