Fitbit Charge vs. Amazfit T-Rex vs. Apple Watch 7 vs. Apple SE (2022) vs. Apple Watch Ultra
 | | | | | |
| FitbitChargeRemove Buy Now | AmazfitT-RexRemove Buy Now | AppleWatch 7Remove Buy Now | AppleSE (2022)Remove Buy Now | AppleWatch UltraRemove Buy Now |
Basic Info | |||||
| Suggested Price | $130 | $140 | $429 | $249 | $799 |
| Release | 2014 | 2019 | 2021 | 2022 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 7-10 days | 20 days | 18 Hours | Not yet | 36 hrs |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | NA | ||||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | 368 x 448 pixels | ||||
| Resolution | NA | 360 x 360 | 396 x 484 | 40mm | 502x410 pixels |
| Size | NA | 1.3 inches | 1.9 inches | 1.92 inches | |
| Touch | NA | LTPO OLED Retina | |||
| Type | OLED | AMOLED | MicroLED | ||
Functions | |||||
| Audio Speaker | |||||
| Clock | LTPO OLED Retina | ||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | 5 ATM | ||||
| Ultraviolet Sensor | |||||
| Water Resistance | 1 ATM | 5 ATM | water resistant but not waterproof | 10 ATM (100 Meters) | |
Notifications | |||||
| Phone | |||||
| Emails | WatchOS 8.1 | ||||
| Texts | |||||
Software | |||||
| Operating System | NA | Build-in | WatchOS 8 | WatchOS 9 | |
| Apps | |||||
| Music | |||||