Samsung Wallet. Blood Pressure/ECG, although 3rd party applets can fix this. Samsung Messages (may need Google Messages), including Samsung RCS (is different to Google's RCS). Maybe other Samsung related apps/services. Google Wallet would work, sleep tracking can be done via Google Fit/Samsung Health/Sleep As Android. I'm really disappointed the new galaxy watch 4 isn't compatible with the trio charger (well it's not listed as being compatible). There was barely a selection for to use the $50 bonus credit on. It is compatible. It uses the same charger as the galaxy watch 3 (although it charges faster) It's not updated on the trio compatibility because the They didn't reduce anything. The Classic and Pro are different product lines meant for different users. The Pro is the big-battery, premium materials, GPS tracking, sport-focused model. The Classic is the professional-looking, steel case with moving bezel model. The two watch lines are for different buyers with different priorities and one isn Highlights from the video: Battery life is about 2.5 days (Edit: this is without the adjustment time of a week+ for the OS to optimize battery), but 10 hours with GPS tracking enabled. The watch is thick, but on par with the GW4. The "Pro" doesn't have anything special enough to justify buying it over the base model. Next, is how the software interprets that data. This is where your problem likely stems from. When you record your run using the Samsung app, it records the GPS tracks, uploads it to Samsung, and then in turn it is exported to Strava. Samsung processes the raw GPS data and (likely) converts it to a GPX or FIT file and transfers it to Strava. Here is a good Youtube Video that explains the major points. It's not for the watch 4, but all sizes and considerations are the same. I can't answer your battery life question explicitly, as I don't own one, but I can state these watches very from about a day to 2 days depending on what features you use, the watch face you use, whether you have the Always On Display on, the use of the Google It really 100% depends on what you want in a device. While I don't have Samsung, I am on Apple, I do have their smartwatch, the Apple Watch Series 4. I really thought that I would love a smartwatch after using Fitbit for years prior. Mostly due to things like just being able to store music on them and interact with the phone more. To add content to your watch, first open the Galaxy Wearable app. Tap Add content to your watch and hit Add tracks or Copy images. You can even switch on Auto sync to always keep your watch in sync with your phone's data. 7. Avoid Accidental Swipes and Taps While Swimming. SFyvLFh.