Polar Loop 2 vs. Withings Pulse Ox vs. Huawei Watch 2 vs. Garmin Vivofit 4 vs. Xiaomi Mi Band
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| PolarLoop 2Remove Buy Now | WithingsPulse OxRemove Buy Now | HuaweiWatch 2Remove Buy Now | GarminVivofit 4Remove Buy Now | XiaomiMi BandRemove Buy Now |
Basic Info | |||||
| Suggested Price | $120 | $120 | $350 | $79.95 | $15 |
| Release | 2015 | 2014 | 2017 | 2018 | 2015 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 days (without notifications) | 2 weeks | 48 hours | 1 year | 30 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | |||
| Mac | n/a | n/a | NA | ||
| Windows | n/a | n/a | NA | ||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | blue | NA | |||
| Resolution | n/a | 128 x 32 | 480 x 480 | 88 x 88 | NA |
| Size | n/a | n/a | 1.38 inches | NA | NA |
| Touch | Swipe | NA | |||
| Type | LED | OLED | P-OLED | NA | NA |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 2 ATM | IP68 | 5 ATM | IP67 | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | n/a | Android Wear 2 | NA | |
| Apps | |||||
| Music | |||||