What is Battery life in real use?
Days with your features on.
Short answer
Ask for battery life with always-on display and continuous HR.
Battery life in real use when buying a smartwatch & fitness band
Days with your features on.
Why it matters: Quoted '14 days' assumes AOD off, HR sampling low, GPS unused.
Look for: Ask for battery life with always-on display and continuous HR.
Full Smartwatch & Fitness Band buying guide