Apple Watch vs. Casio G-Shock GBA800 vs. Samsung Gear 2 vs. Huawei Band 2 vs. Amazfit T-Rex
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| AppleWatchRemove Buy Now | CasioG-Shock GBA800Remove Buy Now | SamsungGear 2Remove Buy Now | HuaweiBand 2Remove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $349 | $120 | $300 | $69.99 | $140 |
| Release | 2015 | 2018 | 2014 | 2017 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | NA | ||||
| Swim | |||||
Battery | |||||
| Duration | 18 hours | 2 years | 2-3 days | 21 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | NA | NA | |||
| Mac | NA | NA | |||
| Windows | NA | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 340 x 272 or 390 x 312 | 320 x 320 | 128 x 32 | 360 x 360 | |
| Size | 1.5 inches or 1.65 inches | 1.63 inches | 0.91 inches | 1.3 inches | |
| Touch | |||||
| Type | AMOLED | Super AMOLED | PMOLED | AMOLED | |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IPX7 | 20 ATM | IP67 | 5 ATM | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Watch OS | Tizen OS | Build-in | ||
| Apps | |||||
| Music | |||||