The horsepower of the Renault Espace IV Grand is by 8 % bigger than the Toyota Previa III. As the difference is small it should not affect the car performance extensively.
In the category of fuel tank capacity it is the Renault Espace IV that can contain 11 % more fuel compared with the Toyota. The medium fuel container size in the van class, which is represented by the Renault Espace IV, is 70 l, whereas in van segment (represented by the Toyota Previa III) it is 70 liters.
The Renault Espace IV is 116 millimeters longer than the Toyota Previa III. The length of the car is important when it comes to driving comfort and space in the trunk. The Renault Espace IV preasumbly will be offering to it's passangers more space for legs. At the same time the Renault Espace IV Grand will be better driven ,however, the Toyota Previa III will be a bit easier to park because of shorter length of the body.
If you are a tall man or you happen to carry in the trunk stuffs of large dimensions, the Renault Espace IV Grand, which is by 4 % higher than the Toyota, is appropriate pick for you. However, compared cars do not differ much it the aspect of its height and it should not be much noticeable.