Samsung's Galaxy Watch 6 starts at $300 (£289, AU$549) for the smaller 40mm size and $330 (£319, AU$599) for the larger 44mm size, $20 more than the initial base price for the Galaxy Watch 5.
When the Galaxy Watch 5 is $200 — or $180, which is becoming more frequent — it's the obvious choice over a $140-$180 Watch 4 due to the Sapphire Crystal Glass screen, longer battery life, and
Connecting to the phone over WiFi only or even worse, over mobile, demolishes the battery. Connect to the phone with Bluetooth, leave Wi-Fi and mobile on auto, the watch can do everything over Bluetooth, it should only need Wi-Fi or mobile when the phone is too far for Bluetooth. Takes a while, give it some time.
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The Watch 5 also has many of the same specs as the Watch 4, including the Exynos W920 processor, 1.5GB of RAM, 16GB of internal storage, contactless payments, GPS, optional LTE, contactless . 418 324 406 118 294 271 198 159

galaxy watch 5 lte vs bluetooth battery life