Compatibility of the HUAWEI WATCH 4 Series and Android/iOS Phones
Applicable products：
| The following table lists compatibility between the HUAWEI WATCH 4 Series and Android/iOS phones: | |||
| HUAWEI WATCH 4 Series Feature | Android 6.0 or later | iOS 9.0 or later | |
| HUAWEI WATCH 4 Battery life | Standard mode in typical scenarios | 3 days | 1.5 days |
| Ultra-long battery life mode | 14 days | 14 days | |
| HUAWEI WATCH 4 Pro Battery life | Standard mode in typical scenarios | 4.5 days | 2 days |
| Ultra-long battery life mode | 21 days | 21 days | |
| eSIM | eSIM (OneNumber)* | For carriers that provide eSIM services, see the remarks below. | For carriers that provide eSIM services, see the remarks below. |
| eSIM (Standalone)*⑥ | For carriers that provide eSIM services, see the remarks below. | For carriers that provide eSIM services, see the remarks below. | |
| SMS* | For carriers that provide SMS services, see the remarks below. | For carriers that provide SMS services, see the remarks below. | |
| Connectivity | Cellular network (3G/4G)* | For carriers that provide eSIM services, see the remarks below. | For carriers that provide eSIM services, see the remarks below. |
| Bluetooth calls | √ | √ | |
| VoLTE* | For carriers that provide eSIM services, see the remarks below. | For carriers that provide eSIM services, see the remarks below. | |
| WLAN (2.4G) | √ | √ | |
| MeeTime*① | Only Huawei phones running EMUI 11.0 or later | × | |
| For countries or regions that support MeeTime, see the remarks below. | |||
| Watch faces | Multi-function watch faces | √ | √ |
| Dynamic watch faces | √ | √ | |
| Gallery watch faces | √ | √ | |
| Video watch faces DIY* | √ | × | |
| HUAWEI Share OneHop | √ Only NFC-capable Huawei phones running EMUI 11.0 or later | × | |
| Watch faces store | √ | √*③ | |
| Workout | 19 professional workout modes (running, cycling, skiing, etc.） | √ | √ |
| 85 custom workout modes (strength, spinning, etc.) | √ | √ | |
| Workout auto-detect (for indoor run/walk, outdoor run/walk, elliptical machine, and rower) | √ | √ | |
| Workout heart rate monitoring | √ | √ | |
| GPS tracking | √ | √ | |
| Running courses | √ | √ | |
| Smart companion | √ | √ | |
| Workout status | √ | √ | |
| GPS route back | √ | √ | |
| Freedive*④ | √ | √ | |
| Upgraded Activity rings*④ | √ | √ | |
| Health | TruSeenTM 5.0+ Heart rate monitoring | √ | √ |
| ECG*⑧ | √（For
countries or regions that support the ECG, see the remarks below） |
√（For
countries or regions that support the ECG, see the remarks below） |
|
| Health Glance*④ | √ | √ | |
| Health Trends | √ | √ | |
| Sleep tracking | √ | √ | |
| Breathing exercise | √ | √ | |
| Stress tests | √ | √ | |
| Blood oxygen measurement | √ | √ | |
| Menstrual cycle tracking | √ | √ | |
| Skin temperature measurement* | √ | √ | |
| Fall detection & SOS | √ | √ SOS SMS not supported | |
| Hand washing detection | √ | √ | |
| Smart life | Message notifications | √ | √ |
| Phone Message replay* | √ （WhatsApp、Telegram、FB Messenger、Viber、 LINE、 Instagram、VK、Skype、 BOTIM） |
× | |
| Phone SMS reply* | √ | × | |
| HUAWEI Assistant∙TODAY | √ | √ | |
| "Hey Celia" voice assistant*② | For countries or regions that support the voice assistant, see the remarks below. | For countries or regions that support the voice assistant, see the remarks below. | |
| Gesture recognition | √ | √ | |
| Voice notes | √ | √ | |
| Floating ball displaying the ongoing tasks | √ | √ | |
| Quick bar | √ | √ | |
| Control phone camera | √ | × | |
| HUAWEI Assistant·TODAY | √ | √ | |
| Service Widget*④ | √ | √ | |
| Native features | Find my phone | √ | √ |
| HUAWEI Music | √ | × | |
| Alarm | √ | √ | |
| Weather | √ | √ | |
| Ultra-long battery life mode | √ | √ | |
| Watch AppGallery | √ | √ | |
| 1. MeeTime only applies to specified countries/regions. For details, please visit https://consumer.huawei.com/en/support/content/en-us15833652/. | |||
| 2. "Hey Celia" voice assistant only applies to specified countries/regions. For details, please visit https://consumer.huawei.com/en/support/content/en-us15840576/. | |||
| 3. Only free-of-charge watch faces can be downloaded to iOS phones. | |||
| 4. Freedive, Upgraded Activity rings, Health Glance, and Service Widget will be supported via OTA. | |||
| 5. Product features may vary depending on the country/region. Actual product features prevail. | |||
| 6. eSIM only applies to specified countries/regions and carriers. For details, please visit https://consumer.huawei.com/en/support/content/en-us15810288/. | |||
| 7. SMS Feature may vary in different countries and regions, so please consult with your local carrier. | |||
| 8. Regions/Countries where the EKG function of Huawei wearable devices is available | |||
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