I believe that Eoin was looking for recommendations for locks with built in door sensors. Kwikset doesn’t offer that feature yet. For a general comparison of locks here’s a good post get started which compares various lock brands/models.
Bill, I hope you’re aware of the programming limitations of 6 button keypads. It cannot differentiate between codes which use the same key press combinations, e.g. 1111, 1122 and 1212 and 2121 are all identified as the same user.