Polar M400 vs. Huawei Talkband B2 vs. Garmin Forerunner 935 vs. Motorola Moto 360 (1st Gen) vs. Garmin Vivofit 4
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| PolarM400Remove Buy Now | HuaweiTalkband B2Remove Buy Now | GarminForerunner 935Remove Buy Now | MotorolaMoto 360 (1st Gen)Remove Buy Now | GarminVivofit 4Remove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $180 | $500 | $150 | $79.95 |
| Release | 2014 | 2015 | 2017 | 2014 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 3 days | Up to 2 weeks | 1 day | 1 year |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 128 x 88 | 240 x 240 | 320 x 260 | 88 x 88 |
| Size | n/a | 0.73 inches | 1.2 inches | 1.56 inches | NA |
| Touch | |||||
| Type | n/a | PMOLED | LCD | LCD | NA |
Functions | |||||
| Audio Speaker | Alerts only | Bluetooth | |||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | IP57 | 5 ATM | IP67 | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | n/a | Android Wear | ||
| Apps | |||||
| Music | NA | ||||