Huawei Talkband B2 vs. ASUS ZenWatch 3 vs. Apple Watch vs. Fitbit Charge 3 vs. Amazfit T-Rex
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| HuaweiTalkband B2Remove Buy Now | ASUSZenWatch 3Remove Buy Now | AppleWatchRemove Buy Now | FitbitCharge 3Remove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $180 | $229 | $349 | $150 | $140 |
| Release | 2015 | 2017 | 2015 | 2018 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 3 days | 48 hours | 18 hours | 7 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | |||
| Mac | n/a | NA | |||
| Windows | n/a | NA | Not yet | ||
Connectivity | |||||
| Bluetooth | Yes | ||||
| Cellular | |||||
| GPS | |||||
| NFC | NA | ||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 128 x 88 | 400 x 400 | 340 x 272 or 390 x 312 | 66 x 18 | 360 x 360 |
| Size | 0.73 inches | 1.39 inches | 1.5 inches or 1.65 inches | .721 inches | 1.3 inches |
| Touch | |||||
| Type | PMOLED | AMOLED | AMOLED | OLED | AMOLED |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP57 | IPX7 | 5 ATM | 5 ATM | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Android Wear 2 | Watch OS | NA | Build-in |
| Apps | |||||
| Music | |||||