Casio G-Shock GBA800 vs. Garmin 645 Music vs. Garmin Chronos vs. Apple Watch Series 5 vs. Amazfit T-Rex
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| CasioG-Shock GBA800Remove Buy Now | Garmin645 MusicRemove Buy Now | GarminChronosRemove Buy Now | AppleWatch Series 5Remove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $120 | $450 | $1500 | $329 | $140 |
| Release | 2018 | 2018 | 2018 | 2019 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 2 years | 7 days | 8 days | Not Yet | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | |||||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 240 x 240 | 218 x 218 | 384 x 480 | 360 x 360 | |
| Size | 1.2 inches | 1.2 inches | 1.78 Inches | 1.3 inches | |
| Touch | |||||
| Type | MIP | MIP | MicroLED | AMOLED | |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 20 ATM | 5 ATM | 10 ATM | Not Yet | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Wear OS | WatchOS 5 | Build-in | ||
| Apps | |||||
| Music | |||||