1998 Mitsubishi Diamante vs. 2003 Toyota Sienna
To start off, 2003 Toyota Sienna is newer by 5 year(s). Which means there will be less support and parts availability for 1998 Mitsubishi Diamante. In addition, the cost of maintenance, including insurance, on 1998 Mitsubishi Diamante would be higher. At 2,997 cc (6 cylinders), 2003 Toyota Sienna is equipped with a bigger engine. In terms of performance, 1998 Mitsubishi Diamante (238 HP @ 5750 RPM) has 65 more horse power than 2003 Toyota Sienna. (173 HP @ 5400 RPM). In normal driving conditions, 1998 Mitsubishi Diamante should accelerate faster than 2003 Toyota Sienna. With that said, vehicle weight also plays an important factor in acceleration. 2003 Toyota Sienna weights approximately 155 kg more than 1998 Mitsubishi Diamante.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1998 Mitsubishi Diamante (310 Nm @ 3500 RPM) has 16 more torque (in Nm) than 2003 Toyota Sienna. (294 Nm @ 4300 RPM). This means 1998 Mitsubishi Diamante will have an easier job in driving up hills or pulling heavy equipment than 2003 Toyota Sienna.
Compare all specifications:
| 1998 Mitsubishi Diamante | 2003 Toyota Sienna | |
| Make | Mitsubishi | Toyota |
| Model | Diamante | Sienna |
| Year Released | 1998 | 2003 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2972 cc | 2997 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 238 HP | 173 HP |
| Engine RPM | 5750 RPM | 5400 RPM |
| Torque | 310 Nm | 294 Nm |
| Torque RPM | 3500 RPM | 4300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1550 kg | 1705 kg |
| Vehicle Length | 4810 mm | 4920 mm |
| Vehicle Width | 1790 mm | 1870 mm |
| Vehicle Height | 1450 mm | 1720 mm |
| Wheelbase Size | 2730 mm | 2910 mm |
