Polar M400 vs. Huawei Talkband B2 vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Amazfit Verge
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| PolarM400Remove Buy Now | HuaweiTalkband B2Remove Buy Now | FitbitIonicRemove Buy Now | CasioG-Shock GBA800Remove Buy Now | AmazfitVergeRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $180 | $299 | $120 | $160 |
| Release | 2014 | 2015 | 2017 | 2018 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 3 days | 4+ days | 2 years | 5 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 | 128 x 88 | 348x250 | 454x454 | |
| Size | n/a | 0.73 inches | 1.42 | 1.39 inches | |
| Touch | |||||
| Type | n/a | PMOLED | OLED | OMOLED | |
Functions | |||||
| Audio Speaker | Alerts only | Bluetooth | |||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | IP57 | 50m | 20 ATM | IP68 |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | n/a | Fitbit OS | AMAZFIT OS | |
| Apps | |||||
| Music | |||||