Fitbit Charge 2 vs. Diesel On Full Guard vs. Fitbit Inspire HR vs. Apple Watch 7 vs. Apple Series 6
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| FitbitCharge 2Remove Buy Now | DieselOn Full GuardRemove Buy Now | FitbitInspire HRRemove Buy Now | AppleWatch 7Remove Buy Now | AppleSeries 6Remove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $325 | $99 | $429 | $399 |
| Release | 2016 | 2017 | 2019 | 2021 | 2020 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 5 days | 1 day | 5 days | 18 Hours | Not yet |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | |||||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 454 x 454 | 139 x 60 | 396 x 484 | 384 x 480 |
| Size | n/a | 1.4 inches | 1.4 inches | 1.9 inches | 40mm |
| Touch | n/a | ||||
| Type | OLED | OMOLED | OLED | MicroLED | MicroLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | 5 ATM | ||||
| Water Resistance | n/a | IP67 | 5 ATM | water resistant but not waterproof | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Android Wear 2.0 | Fitbit OS | WatchOS 8 | WatchOS 5 |
| Apps | |||||
| Music | |||||