Apple Watch Series 3 vs. Olio Model One vs. Fitbit Charge 2 vs. Fitbit Charge 3
 | | | | |
| AppleWatch Series 3Remove Buy Now | OlioModel OneRemove Buy Now | FitbitCharge 2Remove Buy Now | FitbitCharge 3Remove Buy Now |
Basic Info | ||||
| Suggested Price | $329 | $595 | $150 | $150 |
| Release | 2017 | 2015 | 2016 | 2018 |
Activity & Fitness | ||||
| Calories | n/a | |||
| Cycling (Bicycling) | n/a | |||
| Distance | n/a | |||
| Heart | n/a | |||
| Oxygen | n/a | |||
| Sleep | n/a | |||
| Steps | n/a | |||
| Swim | n/a | |||
Battery | ||||
| Duration | 18 hours | 2 days | 5 days | 7 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | |||
| Mac | n/a | |||
| Windows | n/a | Not yet | ||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | n/a | |||
| NFC | n/a | NA | ||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | 340 x 272 or 390 x 312 | n/a | n/a | 66 x 18 |
| Size | 1.5 inches or 1.65 inches | n/a | n/a | .721 inches |
| Touch | n/a | |||
| Type | AMOLED | n/a | OLED | OLED |
Functions | ||||
| Audio Speaker | n/a | |||
| Clock | ||||
| Phone | n/a | |||
| Vibration | n/a | |||
| Voice | ||||
Hardware | ||||
| Accelerometer | n/a | |||
| Barometer or Altimeter | n/a | |||
| Ultraviolet Sensor | ||||
| Water Resistance | 5 ATM | 5 ATM | n/a | 5 ATM |
Notifications | ||||
| Phone | n/a | |||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | WatchOS 4 | n/a | n/a | NA |
| Apps | n/a | |||
| Music | ||||