Fitbit One vs. Fitbit Ionic vs. Fitbit Flex vs. Apple Watch Series 4 vs. Apple SE (2022)
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| FitbitOneRemove Buy Now | FitbitIonicRemove Buy Now | FitbitFlexRemove Buy Now | AppleWatch Series 4Remove Buy Now | AppleSE (2022)Remove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $299 | $100 | $329 | $249 |
| Release | 2012 | 2017 | 2013 | 2018 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 10-14 days | 4+ days | 5 days | Not Yet | Not yet |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | |||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | 368 x 448 pixels | ||||
| Resolution | n/a | 348x250 | NA | 384 x 480 | 40mm |
| Size | n/a | 1.42 | NA | 1.78 inches | |
| Touch | NA | LTPO OLED Retina | |||
| Type | OLED | OLED | LED | MicroLED | |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | 5 ATM | ||||
| Ultraviolet Sensor | |||||
| Water Resistance | Splast Resistant | 50m | 1 ATM | Not Yet | |
Notifications | |||||
| Phone | |||||
| Emails | WatchOS 8.1 | ||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Fitbit OS | NA | Watch OS 5 | |
| Apps | |||||
| Music | |||||