He was riding a black Suzuki in Halfway Road at about 10:00 BST when he crashed with a Ford Fiesta.
The man was pronounced dead at the scene and his next of kin have been informed, Kent Police said.
A 23-year-old man was arrested on suspicion of causing death by careless driving and is in custody.
A motorcyclist has died in a crash with a car in Halfway near Sheerness.