Polar M400 vs. Amazfit Stratos vs. Acer Liquid Leap vs. Asus VivoWatch vs. LG Watch Urbane
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| PolarM400Remove Buy Now | AmazfitStratosRemove Buy Now | AcerLiquid LeapRemove Buy Now | AsusVivoWatchRemove Buy Now | LGWatch UrbaneRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $199 | $90 | $160 | $245 |
| Release | 2014 | 2018 | 2015 | 2018 | 2015 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 5 days | 5 to 7 days | 24 hours to 10 days | NA |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | NA | ||
| Mac | NA | NA | |||
| Windows | NA | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | NA | ||||
Display | |||||
| Color | |||||
| Resolution | n/a | 320 x 300 | 128 x 32 | 128 x 128 | 320 x 320 |
| Size | n/a | 1.34 inches | 1 inch | NA | 1.3 inches |
| Touch | |||||
| Type | n/a | OLED | OLED | NA | P-OLED |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | NA | ||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | 5 ATM | IPX4 | IP67 | IP67 |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Proprietary | KoodOS | Android Wear | |
| Apps | |||||
| Music | |||||