Garmin 645 Music vs. Garmin Vivofit 4 vs. Pebble Core vs. Garmin Venu vs. Apple Watch Ultra
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| Garmin645 MusicRemove Buy Now | GarminVivofit 4Remove Buy Now | PebbleCoreRemove Buy Now | GarminVenuRemove Buy Now | AppleWatch UltraRemove Buy Now |
Basic Info | |||||
| Suggested Price | $450 | $79.95 | $99 | $299 | $799 |
| Release | 2018 | 2018 | 2016 | 2019 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 7 days | 1 year | NA | 5 days | 36 hrs |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | NA | ||||
| Windows Phone | NA | ||||
| Mac | NA | ||||
| Windows | NA | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 240 x 240 | 88 x 88 | NA | 390 x 390 | 502x410 pixels |
| Size | 1.2 inches | NA | NA | 1.2 inches | 1.92 inches |
| Touch | NA | ||||
| Type | MIP | NA | NA | AMOLED | |
Functions | |||||
| Audio Speaker | |||||
| Clock | LTPO OLED Retina | ||||
| Phone | NA | ||||
| Vibration | NA | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | NA | ||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | NA | 5 ATM | 10 ATM (100 Meters) |
Notifications | |||||
| Phone | NA | ||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | NA | Wear OS | WatchOS 9 | ||
| Apps | |||||
| Music | |||||