Objects are not feminine or masculine, specific words are. If there's more than one word for the same object, they don't necessarily have to have the same gender. So you'd need to specify which particular word you meant.
The ones I know of (voiture and automobile) are feminine, but there could be a masculine one I'm unaware of.
Feminine
masculine
The word voiture is feminine in French. The feminine singular noun means "car" in English. The pronunciation will be "vwa-tyoor" in French.
La salade is feminine
masculine
Feminine
feminine
In French the country Mali is masculine.
balle is feminine in french / ballon is masculine
In French, "croissant" is a masculine noun.
It's masculine. Beef in French is le boeuf.
The word "disques" is masculine in French.