Each has its pros and cons.
Deck stain oil based.
They offer better penetration than a water based stain and excellent durability in tough conditions.
Oil based deck stains have been around for decades and they do a good job of protecting the wood.
Water based stains are relatively new but becoming more popular.
Oil based deck stains.
Oil based wood stains are commonly suggested for wood decks fences gazebos and other surfaces exposed to harsh weather.