iPhone 6S Plus Mount (No Case)
The iPhone 6S Plus is 0.2 mm thicker than the iPhone 6 Plus. Due to the size difference, the iPhone 6S Plus without a case does not fit in the standard iPhone 6 Plus mount without a case. Unfortunately, there is no Rider’s Claw mount for the iPhone 6S Plus device without a case.
However, if you have a case on your iPhone 6S Plus, there are a few mounts to choose from: