Polar M400 vs. Sony SmartBand Talk vs. Garmin 645 Music vs. Mobvoi TicWatch E vs. Garmin Vivosport
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| PolarM400Remove Buy Now | SonySmartBand TalkRemove Buy Now | Garmin645 MusicRemove Buy Now | MobvoiTicWatch ERemove Buy Now | GarminVivosportRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $170 | $450 | $159 | $199 |
| Release | 2014 | 2014 | 2018 | 2017 | 2017 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 3 days | 7 days | 1.5-2 days | 7 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | |||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 296 x 128 | 240 x 240 | 400 x 400 | 72 x 144 |
| Size | n/a | 1.4 inches | 1.2 inches | 1.4 inches | NA |
| Touch | |||||
| Type | n/a | E Ink | MIP | OLED | MIP |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | IP68 | 5 ATM | IP67 | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Android Wear | Android Wear 2.0 | ||
| Apps | |||||
| Music | |||||