Apple Watch Series 3 vs. Olio Model One vs. Fitbit Alta vs. Pebble Core vs. Amazfit T-Rex
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| AppleWatch Series 3Remove Buy Now | OlioModel OneRemove Buy Now | FitbitAltaRemove Buy Now | PebbleCoreRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $329 | $595 | $130 | $99 | $140 |
| Release | 2017 | 2015 | 2016 | 2016 | 2019 |
Activity & Fitness | |||||
| Calories | n/a | ||||
| Cycling (Bicycling) | n/a | NA | |||
| Distance | n/a | ||||
| Heart | n/a | ||||
| Oxygen | n/a | ||||
| Sleep | n/a | NA | |||
| Steps | n/a | ||||
| Swim | n/a | ||||
Battery | |||||
| Duration | 18 hours | 2 days | 5 days | NA | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | NA | ||||
| Windows Phone | n/a | NA | |||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | n/a | ||||
| NFC | n/a | ||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 340 x 272 or 390 x 312 | n/a | n/a | NA | 360 x 360 |
| Size | 1.5 inches or 1.65 inches | n/a | n/a | NA | 1.3 inches |
| Touch | n/a | NA | |||
| Type | AMOLED | n/a | OLED | NA | AMOLED |
Functions | |||||
| Audio Speaker | n/a | ||||
| Clock | |||||
| Phone | n/a | NA | |||
| Vibration | n/a | NA | |||
| Voice | |||||
Hardware | |||||
| Accelerometer | n/a | NA | |||
| Barometer or Altimeter | n/a | ||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | n/a | NA | 5 ATM |
Notifications | |||||
| Phone | n/a | NA | |||
| Emails | n/a | NA | |||
| Texts | NA | ||||
Software | |||||
| Operating System | WatchOS 4 | n/a | n/a | NA | Build-in |
| Apps | n/a | ||||
| Music | |||||