Review of the Samsung Galaxy Watch4 LTE smartwatch: lots of features, not much endurance

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Pros include a sleeker design and new watch faces, a new Wear OS that feels like Tizen but has more apps, and the first major smartwatch to feature body composition monitoring.

Cons may include: 1. BIA sensor concerns seems to be a major concern  2. Unpredictable battery life is definitely a disadvantage

The Galaxy Watch 4 is the first major smartwatch to incorporate bioelectrical impedance analysis (BIA), a three-in-one health sensor that measures heart rate, takes ECGs, and reads body composition.

The 40mm Bluetooth model of the Galaxy Watch 4 costs $249.99, while the 40mm LTE model costs $299.99.

Exynos W920, the processor Software: One UI and Wear OS Samsung BioActive Sensor (PPG+ECG+BIA) from Wach Sensors Connectivity options include Bluetooth, Wi-Fi, LTE, and NFC.

Memory: 16GB + 1.5GB RAM 5ATM + IP68 / MIL-STD-810G for durability Android 6.0 or newer is required for smartphones. Life of battery: 40 hours