ASUS ZenWatch 2 vs. Samsung Gear S2 vs. Withings Activite Sapphire vs. Fitbit Ionic vs. Apple Watch Ultra
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| ASUSZenWatch 2Remove Buy Now | SamsungGear S2Remove Buy Now | WithingsActivite SapphireRemove Buy Now | FitbitIonicRemove Buy Now | AppleWatch UltraRemove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $300 | $450 | $299 | $799 |
| Release | 2016 | 2015 | 2014 | 2017 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | n/a | 2-3 days | 8 months | 4+ days | 36 hrs |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | n/a | ||
| Mac | n/a | n/a | n/a | ||
| Windows | n/a | n/a | n/a | ||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | n/a | ||||
| GPS | n/a | ||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 320 x 320 | 360 x 360 | n/a | 348x250 | 502x410 pixels |
| Size | 1.63 inches or 1.45 inch | 1.2 inches | 1.3 inches | 1.42 | 1.92 inches |
| Touch | |||||
| Type | AMOLED | Super AMOLED | Analog | OLED | |
Functions | |||||
| Audio Speaker | |||||
| Clock | LTPO OLED Retina | ||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP67 | IP68 | 5 ATM | 50m | 10 ATM (100 Meters) |
Notifications | |||||
| Phone | |||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | Android Wear | Tizen | n/a | Fitbit OS | WatchOS 9 |
| Apps | |||||
| Music | |||||