Polar M600 vs. Samsung Gear S vs. Fitbit One vs. Casio G-Shock GBA800 vs. Amazfit T-Rex
 | | | | | |
| PolarM600Remove Buy Now | SamsungGear SRemove Buy Now | FitbitOneRemove Buy Now | CasioG-Shock GBA800Remove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $330 | $250 | $100 | $120 | $140 |
| Release | 2016 | 2013 | 2012 | 2018 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 2 days | n/a | 10-14 days | 2 years | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | n/a | ||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 240 x 240 | 480 x 360 | n/a | 360 x 360 | |
| Size | 1.3 inches | 2 inches | n/a | 1.3 inches | |
| Touch | n/a | ||||
| Type | TFT | Super AMOLED | OLED | AMOLED | |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IPX8 | IP67 | Splast Resistant | 20 ATM | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Android Wear | Tizen | n/a | Build-in | |
| Apps | |||||
| Music | |||||