A full smartwatch: always-on AMOLED, built-in GPS so you can run without a phone, ECG and blood-oxygen sensors, and offline music storage. The trade-off against the FitTrack is battery — about 2 days with the always-on display, or 4 with it off.
A full smartwatch: always-on AMOLED, built-in GPS so you can run without a phone, ECG and blood-oxygen sensors, and offline music storage. The trade-off against the FitTrack is battery — about 2 days with the always-on display, or 4 with it off.
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