Pebble Time Steel vs. Polar M400 vs. Amazfit Bip vs. Pebble Core vs. Apple Watch Ultra
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| PebbleTime SteelRemove Buy Now | PolarM400Remove Buy Now | AmazfitBipRemove Buy Now | PebbleCoreRemove Buy Now | AppleWatch UltraRemove Buy Now |
Basic Info | |||||
| Suggested Price | $250 | $200 | $99.99 | $99 | $799 |
| Release | 2015 | 2014 | 2018 | 2016 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 10 days | 8 hours to 30 days | 30 days | NA | 36 hrs |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | NA | ||||
| Windows Phone | n/a | n/a | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 168 x 144 | n/a | 176 x 176 | NA | 502x410 pixels |
| Size | 1.26 inches | n/a | 1.28 inches | NA | 1.92 inches |
| Touch | NA | ||||
| Type | e-paper | n/a | NA | NA | |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | LTPO OLED Retina | ||||
| Phone | NA | ||||
| Vibration | NA | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | NA | ||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 3 ATM | IP68 | NA | 10 ATM (100 Meters) |
Notifications | |||||
| Phone | NA | ||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | Pebble OS | n/a | NA | WatchOS 9 | |
| Apps | |||||
| Music | |||||