Samsung Gear S3 vs. Apple Watch vs. Fitbit Alta HR vs. Fitbit Charge HR vs. Xiaomi Mi Band 4
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| SamsungGear S3Remove Buy Now | AppleWatchRemove Buy Now | FitbitAlta HRRemove Buy Now | FitbitCharge HRRemove Buy Now | XiaomiMi Band 4Remove Buy Now |
Basic Info | |||||
| Suggested Price | $350 | $349 | $150 | $150 | $25 |
| Release | 2016 | 2015 | 2017 | 2015 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 4 days | 18 hours | 7 days | 5 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | NA | NA | |||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | n/a | ||||
| GPS | |||||
| NFC | n/a | ||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 360 x 360 | 340 x 272 or 390 x 312 | 128 x 36 | NA | 120x240 |
| Size | 1.3 inches | 1.5 inches or 1.65 inches | 1.4 inches | NA | 0.95 inches |
| Touch | NA | ||||
| Type | Fullcolor AOD | AMOLED | OLED | OLED | AMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP68 | IPX7 | 1 ATM | 5 ATM | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Tizen | Watch OS | NA | AMAZFIT OS | |
| Apps | |||||
| Music | |||||