About $200. The R1 is a bigger, more powerful gun. It's available in .177,.20, and .22 cal. Also if you wanted to customize it there are more parts for the R1( such as gas rams,etc). Check out Straightshooters.com. They offer a complete description of both. Beeman R series rifles are not cheap but they are very high quality guns that are built to last a lifetime. They also have a trigger that will rival the best centerfire rifle. You'll never regret the purchase one one over a cheaper model.