Huawei Watch 6 Pro vs OnePlus Watch 4
Huawei Watch 6 Pro and OnePlus Watch 4 are watches both released in 2026 by different brands, with overlapping phone compatibility. This comparison separates the catalog's listed specifications from missing information and approximate values. It covers 18 fields, including 13 exact differences; it does not choose a winner.
Specifications side by side
| Field | Huawei Watch 6 Pro | OnePlus Watch 4 |
|---|---|---|
| Release year | 2026 | 2026 |
| Case sizes | 43 mm / 46 mm | 46 mm |
| Display | 43 mm: 1.38-inch LTPO 2.0 AMOLED; 466 x 466; 338 ppi; 46 mm: 1.5-inch LTPO 2.0 AMOLED; 466 x 466; 310 ppi | AMOLED (600/1500/3000 nits) |
| Brightness | 3500 nits | 3000 nits |
| Battery, as listed | 46 mm: up to 4.5 days typical in Standard mode; up to 11 days maximum in Saver mode | Up to 5 days · up to 16 days in power saver mode |
| Operating system | HarmonyOS | Wear OS 6 + OxygenOS Watch 8 |
| Phone compatibility | Android, iPhone | Android |
| Cellular connection | eSIM (variant) | No eSIM |
| Water rating | 5 ATM (ISO 22810:2010); IP69 (IEC 60529:2013); EN13319, freediving up to 40 m; not for scuba or technical diving | 5ATM + IP68 |
| Glass | Artificial sapphire glass | Sapphire |
| Case material | 43 mm: Ceramic front and rear case; 46 mm: Titanium front; ceramic rear | Full titanium |
| GPS | Dual-frequency GNSS | Dual-frequency GNSS |
| Maps | Yes | No |
| Payment system | None listed | Google Wallet |
| Plan requirement | Not required | Not required |
| Listed sensors and features | afib, Sleep apnea, ECG, HRV, SpO2, Skin temperature | Sleep apnea, ECG, HRV, SpO2, Skin temperature |
| Safety features | Fall detection, SOS calling | Fall detection, SOS calling |
| Hardware flashlight | No | No |
"Not listed" means the catalog has no usable value for that field. It does not mean the watch lacks the feature. Approximate values stay visible but do not support the difference count or numeric deltas.
Where they differ
- Case sizes: Huawei Watch 6 Pro lists 43 mm / 46 mm; OnePlus Watch 4 lists 46 mm. Keep the variant qualifications when comparing an individual model; this row describes the catalog entry rather than every configuration.
- Display: Huawei Watch 6 Pro lists 43 mm: 1.38-inch LTPO 2.0 AMOLED; 466 x 466; 338 ppi; 46 mm: 1.5-inch LTPO 2.0 AMOLED; 466 x 466; 310 ppi; OnePlus Watch 4 lists AMOLED (600/1500/3000 nits).
- Brightness: Huawei Watch 6 Pro lists 3500 nits; OnePlus Watch 4 lists 3000 nits. The listed values are 500 nits apart.
- Battery, as listed: Huawei Watch 6 Pro lists 46 mm: up to 4.5 days typical in Standard mode; up to 11 days maximum in Saver mode; OnePlus Watch 4 lists Up to 5 days · up to 16 days in power saver mode. These are the full listed battery descriptions. Different modes or case variants prevent a single numeric battery-life delta.
- Operating system: Huawei Watch 6 Pro lists HarmonyOS; OnePlus Watch 4 lists Wear OS 6 + OxygenOS Watch 8. The listed software descriptions are not a guarantee of the software version currently installed on an individual watch.
- Phone compatibility: Huawei Watch 6 Pro lists Android, iPhone; OnePlus Watch 4 lists Android.
- Cellular connection: Huawei Watch 6 Pro lists eSIM (variant); OnePlus Watch 4 lists No eSIM. Variant wording is retained. A cellular specification alone does not confirm activation with your mobile carrier.
- Water rating: Huawei Watch 6 Pro lists 5 ATM (ISO 22810:2010); IP69 (IEC 60529:2013); EN13319, freediving up to 40 m; not for scuba or technical diving; OnePlus Watch 4 lists 5ATM + IP68.
- Glass: Huawei Watch 6 Pro lists Artificial sapphire glass; OnePlus Watch 4 lists Sapphire. Keep the variant qualifications when comparing an individual model; this row describes the catalog entry rather than every configuration.
- Case material: Huawei Watch 6 Pro lists 43 mm: Ceramic front and rear case; 46 mm: Titanium front; ceramic rear; OnePlus Watch 4 lists Full titanium. Keep the variant qualifications when comparing an individual model; this row describes the catalog entry rather than every configuration.
- Maps: Huawei Watch 6 Pro lists Yes; OnePlus Watch 4 lists No.
- Payment system: Huawei Watch 6 Pro lists None listed; OnePlus Watch 4 lists Google Wallet.
- Listed sensors and features: Huawei Watch 6 Pro lists afib, Sleep apnea, ECG, HRV, SpO2, Skin temperature; OnePlus Watch 4 lists Sleep apnea, ECG, HRV, SpO2, Skin temperature. This compares the listed feature names, not measurement accuracy, clinical usefulness or availability in a particular country.
Where they are the same
- Both list release year: 2026.
- Both list gps: Dual-frequency GNSS.
- Both list plan requirement: Not required.
- Both list safety features: Fall detection, SOS calling.
- Both list hardware flashlight: No.
Which one fits you
Huawei Watch 6 Pro is listed as a watch compatible with Android, iPhone. Start with that phone requirement before comparing the other rows. The exact differences above are a way to identify which listed specifications matter to your use, not evidence that one model is better in every respect.
OnePlus Watch 4 is listed as a watch compatible with Android. Start with that phone requirement before comparing the other rows. The exact differences above are a way to identify which listed specifications matter to your use, not evidence that one model is better in every respect.
Related pages
- Huawei Watch 6 Pro specifications
- Huawei watches
- OnePlus Watch 4 specifications
- OnePlus watches
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