Noticing the Delta screen is much darker than the Fenix 6x. I'm not too thrilled about that as it makes visibility a bit difficult. The fenix visibility is also better with no
Amazon.com: Garmin tactix Delta, Premium GPS Smartwatch with Specialized Tactical Features, Designed to Meet Military Standards : Electronics
Cameron Sino 400mah Smartwatch Battery For Garmin Tactix Delta, 010-02357-00, Fenix 6x, Fenix 6x Pro Solar - Digital Batteries - AliExpress
Garmin Tactix 7 vs Garmin Tactix Delta – What's Changed for the best tactical watch series - Johnny Appleseed GPS Blog