You're asking about the gravitational force between the Sun and either Jupiter or Saturn. Here's how to think about it:

* Newton's Law of Universal Gravitation: The force of gravity between two objects depends on:

* Mass of the objects: The more massive the objects, the stronger the gravitational force.

* Distance between their centers: The farther apart the objects, the weaker the gravitational force.

* Sun, Jupiter, and Saturn: The Sun is significantly more massive than either Jupiter or Saturn. Jupiter is closer to the Sun than Saturn.

Therefore:

* The gravitational force between the Sun and Jupiter is stronger than the gravitational force between the Sun and Saturn. This is because Jupiter is more massive than Saturn and closer to the Sun.

Important Note: While the Sun's gravity is stronger on Jupiter, Jupiter's immense size and distance still mean that the Sun's influence is not as strong as, for example, Earth's influence on the Moon.