bike computer

I think I'm going to go with this bike computer. https://www.garmin.com/en-US/p/798938/pn/010-02694-00 I just can't decide if I need the bundle or not. I don't need the solar. But do I really need the bundle? This one is small and I not getting the touch version because I sweat too much.

I need help... I've always just used my Apple Watch with Strava activated as a computer. I want a good computer I can look down at to see my stats. I'm looking at the Garmin 540 and the Garmin 840. The 840 seems to be more expensive purely because of the Touch Screen feature. For those what...