{"data":{"slug":"oneplus-watch-3","type":"smartwatch","brand":"OnePlus","name":"Watch 3","aliases":["OPWWE251"],"release_date":"2025-02","url":"https://arkivo.dev/smartwatches/oneplus-watch-3","specs":{"series":"Watch","model_numbers":["OPWWE251"],"gtins":null,"announce_date":"2025-02-18","status":null,"predecessor":null,"successor":"oneplus-watch-4","launch_price_usd":null,"launch_price_eur":null,"markets":["GB"],"colors":["Obsidian Titanium"],"manufacturer_url":"https://www.oneplus.com/uk/oneplus-watch-3","spec_sheet_url":"https://www.oneplus.com/uk/oneplus-watch-3/specs","manual_url":"https://manuals.plus/m/1d67b974739804b0af768b59851b1d7b7454726774db7bbc8ee939a02edfcf62_optim.pdf","eprel_registration_number":null,"warranty_years":null,"segment":"smartwatch","os_updates_years":null,"security_updates_until":null,"case_sizes_mm":null,"case_shape":"round","case_material":"stainless_steel","case_material_name":"Black stainless steel case with black titanium bezel","back_material":"Plastic","case_dimensions_mm":{"height_mm":null,"width_mm":null,"thickness_mm":11.75},"weight_g":49.7,"weight_with_strap_g":81,"water_resistance_atm":5,"water_resistance_standard":"ISO 22810:2010","ip_rating":["IP68"],"dive_rating":null,"dive_max_depth_m":null,"mil_std_810":true,"mil_std_810_tests":["Low pressure (altitude)","High temperature","Low temperature","Temperature shock","Solar radiation","Rain","Humidity and heat","Salt spray","Sand and dust","Immersion","Vibration","Impact","Temperature-humidity-altitude","Fluid contamination","Acidic atmosphere","Ice accumulation and freezing rain"],"operating_temperature_c":{"min_c":0,"max_c":35},"display_technology":"ltpo_oled","display_technology_name":"LTPO AMOLED","screen_size_in":1.5,"resolution":{"width_px":466,"height_px":466},"pixel_density_ppi":null,"display_area_mm2":null,"touchscreen":true,"refresh_rate_max_hz":null,"refresh_rate_min_hz":null,"brightness_peak_nits":2200,"brightness_min_nits":null,"always_on_display":true,"display_cover_material":"sapphire","display_cover":"Sapphire crystal","platform":"wear_os","os_at_launch":"Wear OS 5 and RTOS","os_skin":null,"os_latest":null,"compatible_phone_os":["android"],"phone_os_requirement":"Android 9.0 or later with Google Mobile Services 23.45.23 or later and OHealth. iOS and Android Go are not supported.","third_party_apps":true,"voice_assistants":["Google Assistant"],"chipset":"Qualcomm Snapdragon W5","process_node_nm":4,"cpu_core_count":4,"cpu_clusters":[{"count":4,"core_name":"Cortex-A53","max_ghz":1.7}],"cpu_max_ghz":1.7,"gpu":"Adreno 702","low_power_coprocessor":"BES2800BP","ram_gb":[2],"storage_gb":[32],"heart_rate_sensor":"8-channel optical heart rate sensor","ecg":true,"spo2":true,"skin_temperature":true,"blood_pressure":null,"bioimpedance":null,"eda_sensor":null,"medical_clearances":null,"accelerometer":true,"accelerometer_max_g":null,"gyroscope":true,"barometer":true,"compass":true,"ambient_light_sensor":true,"depth_gauge":null,"depth_gauge_max_m":null,"water_temperature_sensor":null,"health_features":["continuous_heart_rate","heart_rate_alerts","ecg_app","blood_oxygen_app","hrv","sleep_tracking","stress_tracking"],"fitness_features":["vo2_max","running_dynamics","running_power","turn_by_turn_navigation"],"sport_profiles_count":null,"dive_modes":null,"external_sensor_types":null,"fall_detection":null,"crash_detection":null,"emergency_sos":null,"emergency_siren_db":null,"live_tracking":null,"led_flashlight":null,"positioning":["GPS (L1 + L5)","BeiDou","Galileo","GLONASS","QZSS"],"dual_frequency_gnss":true,"offline_maps":null,"bluetooth":null,"bluetooth_version":"5.2","wifi":null,"wifi_standard":"wifi_4","wifi_bands":["2.4ghz","5ghz"],"cellular":false,"network_technologies":null,"bands_4g":null,"bands_5g":null,"nfc":true,"nfc_payments":true,"payment_services":["Google Wallet"],"uwb":null,"satellite_connectivity":null,"ant_plus":null,"speaker":true,"microphone_count":null,"calls_on_watch":"phone_only","offline_music":null,"button_count":1,"hardware_buttons":["Lower button"],"crown":"rotating_haptic","rotating_bezel":null,"gesture_controls":null,"battery_capacity_mah":631,"battery_life_claimed":[{"mode":"smartwatch","with_solar":false,"hours":120},{"mode":"heavy_use","with_solar":false,"hours":72},{"mode":"low_power","with_solar":false,"hours":384}],"battery_life_smartwatch_claimed_h":120,"battery_life_always_on_claimed_h":null,"battery_life_gps_claimed_h":null,"solar_charging":null,"charging_method":"magnetic_pins","charging_notes":null,"charging_max_w":null,"fast_charging":true,"quick_charge":{"charge_min":10,"use_h":24},"charge_time_0_80_min":null,"charge_time_0_100_min":null,"measured_brightness_nits":null,"measured_battery_active_use_h":96,"battery_life_measured":[{"test":"mixed_use_always_on","hours":96}],"measured_charge_time_min":null,"band_width_mm":22,"quick_release":true,"band_compatibility":"Standard 22 mm watchbands","band_material":null,"band_name":null,"band_sizes":[{"size_label":null,"wrist_min_mm":140,"wrist_max_mm":210}],"fcc_ids":null,"sar_limb_w_kg":null,"sar_eu_limb_w_kg":0.312,"other_certifications":null,"in_the_box":["Watch body","Charging base","Strap","Safety Guide","Quick Start Guide","USB-C charging cable"],"charger_in_box":false},"variants":[],"sources":[{"url":"https://www.oneplus.com/uk/oneplus-watch-3/specs","kind":"manufacturer_page","accessed":"2026-10-08","fields":["series","manufacturer_url","spec_sheet_url","segment","model_numbers","markets","colors","case_shape","case_material","case_material_name","case_dimensions_mm","weight_g","weight_with_strap_g","water_resistance_atm","ip_rating","mil_std_810","mil_std_810_tests","display_technology","display_technology_name","screen_size_in","resolution","brightness_peak_nits","display_cover_material","display_cover","platform","chipset","low_power_coprocessor","storage_gb","ecg","spo2","skin_temperature","accelerometer","gyroscope","compass","ambient_light_sensor","barometer","health_features","fitness_features","positioning","dual_frequency_gnss","bluetooth_version","wifi_bands","nfc","nfc_payments","payment_services","battery_life_claimed","band_compatibility","band_width_mm","band_sizes","in_the_box","charger_in_box"],"notes":{"model_numbers":"Original large OnePlus Watch 3 OPWWE251. The separately marketed 43 mm OPWE242 is excluded.","markets":"UK reference page, including its ECG-capable sensor table. North American ECG app eligibility is not inherited.","colors":"Obsidian Titanium reference. The titanium wording describes the bezel, not an all-titanium housing.","case_dimensions_mm":"Maker publishes 46.6 mm excluding lugs x 47.6 mm x 11.75 mm excluding the sensor area. Height/width axes are not labelled, and secondary lists reverse their order. Only unambiguous thickness is stored.","weight_g":"Size and Weight: 49.7 g excluding wrist strap.","weight_with_strap_g":"Size and Weight: 81 g including the supplied wrist strap.","mil_std_810_tests":"Maker named MIL-STD-810H test list. The 70 C/-40 C durability tests are not operating-temperature limits.","brightness_peak_nits":"Published peak up to 2200 nits, not a measured full-screen value.","chipset":"Main processor Snapdragon W5. Its process is distinct from the BES2800 MCU process.","low_power_coprocessor":"Chip table explicitly names MCU BES2800BP. RTOS handles background/low-power tasks.","ecg":"UK table explicitly lists ECG hardware and ECG Analyzer. App availability depends on country, phone, age and current software. This is not a claim of worldwide ECG-app availability.","health_features":"Current maker health list: heart rate and high/low alerts, SpO2 spot/all-day checks, sleep quality/snoring-risk assessment, Mind and Body with HRV/stress and ECG Analyzer in eligible regions. Snoring-risk assessment is not sleep-apnea clearance.","fitness_features":"Professional Running explicitly names cadence, stride length, ground contact time/balance, vertical movement and running power. VO2 max and Google Maps turn directions are published on the linked product page. An over 100 claim is not an exact profile count.","positioning":"Connectivity names GPS dual-band L1+L5 and BeiDou/Galileo/GLONASS/QZSS. Signal bands for the other constellations are not invented.","payment_services":"Google Wallet country, bank/card and account requirements apply.","battery_life_claimed":"Up to claims: Smart mode 120 h uses official face, AOD off and Dual-Engine architecture, daily 30 min GPS running/5 min calls/15 min Bluetooth-headphone Spotify/6.5 h sleep. Heavy Smart mode 72 h uses third-party face, Dual-Engine off and AOD on, daily 30 min running/30 min music/15 min Google Maps/5 min calls/6.5 h sleep. Low-power RTOS mode 384 h retains notifications, calls and sleep tracking but limits Wear OS apps. No AOD-only or continuous-GPS row is inferred from the heavy mixed workload.","band_compatibility":"Linked maker product page explicitly supports all standard 22 mm watchbands.","band_width_mm":"Published standard 22 mm watchband compatibility describes conventional strap attachment, not a decorative proprietary connector width.","charger_in_box":"Complete box list supplies charging base and cable but no mains/USB power adapter."}},{"url":"https://manuals.plus/m/1d67b974739804b0af768b59851b1d7b7454726774db7bbc8ee939a02edfcf62_optim.pdf","kind":"manual","accessed":"2026-10-08","fields":["manual_url","heart_rate_sensor","battery_capacity_mah","operating_temperature_c","sar_eu_limb_w_kg","button_count","hardware_buttons","compatible_phone_os","phone_os_requirement","charging_method","fast_charging","quick_release","voice_assistants"],"notes":{"manual_url":"Maker Quick Start Guide for OPWWE251, hosted in a public document mirror. The official manual portal was checked but returned only a script shell.","heart_rate_sensor":"Performance Parameters, printed page 6: 8-channel optical heart-rate sensor, with a separate 16-channel optical pulse-oximeter sensor.","battery_capacity_mah":"Performance Parameters gives 648 mAh typical and 631 mAh rated. The stored figure is rated, matching the maker launch release. Typical capacity is not substituted without a separate field.","operating_temperature_c":"NFC Description, printed page 4, instructs use within 0-35 C. Military thermal test extremes and VOOC charging battery-temperature limits are separate.","sar_eu_limb_w_kg":"English CE SAR section, printed page 5: limb 0.312 W/kg in direct contact with the watch back. Face 0.150 W/kg is excluded.","button_count":"Product Overview/Buttons and Touch, printed pages 1-2: Crown plus Lower button. The clickable rotating crown is not counted as an ordinary button.","hardware_buttons":"Exact manual operating-control name, excluding Crown and strap-release controls.","charging_method":"Charging, printed page 3, fits metal watch charging connectors against charging-base contacts. Conductive pins, not an inferred Qi/inductive puck.","fast_charging":"VOOC flash charge is explicit. Uses supplied charging base/cable, battery temperature 20-40 C and a qualifying adapter rated 5 V/2 A or higher.","quick_release":"Product Overview labels Strap Release and Attachment controls for the supplied conventional strap.","voice_assistants":"Buttons and Touch, printed page 2, names Google Assistant as the default crown-hold action. Smart mode, Google account, supported region/language and internet through phone/Wi-Fi are required. No RTOS Power Saver or unverified Gemini availability is promised."}},{"url":"https://www.oneplus.com/us/press/press-release/oneplus-unveils-its-latest-flagship-smartwatch-oneplus-watch-3","kind":"press_release","accessed":"2026-10-08","fields":["announce_date","os_at_launch","quick_charge","water_resistance_standard"],"notes":{"quick_charge":"Maker claims a full day of Smart-mode use from 10-minute charge. Includes the published battery workload, not arbitrary screen/GPS-on time. Flash charging also requires the qualifying base, adapter and battery temperature from the manual.","water_resistance_standard":"5 ATM under ISO 22810:2010. Not suitable for diving/hot showers/sauna. No dive depth is inferred."}},{"url":"https://www.androidcentral.com/wearables/oneplus-watch-3-review","kind":"review_site","accessed":"2026-10-08","fields":["touchscreen","always_on_display","ram_gb","cellular","crown","speaker","calls_on_watch","measured_battery_active_use_h","battery_life_measured"],"notes":{"ram_gb":"Original large-model review spec table gives 2 GB RAM and 32 GB storage.","cellular":"Reviewer explicitly states no LTE option for either original colour. Not derived solely from omitted radio entries.","crown":"Reviewer describes physical rotation with Pixel-like scroll haptic feedback. Lower push button remains separate.","calls_on_watch":"Bluetooth calling through a paired phone. The exact original model has no cellular edition.","measured_battery_active_use_h":"Original Obsidian Titanium review sample: reviewer regularly observed a full 4 days with AOD on, nightly sleep tracking and 1 hour tracked exercise/day. 96 h is exact conversion of the published 4 days. Firmware, exercise GNSS share and brightness are unstated. This is mixed-use observation, not standardized continuous GPS. Projected 6-7 day daytime/AOD-off claims and unspecified-start charging observations are omitted.","battery_life_measured":"Same 96 h AOD-on observational cycle as the scalar, original large Obsidian sample with nightly sleep and 1 h exercise/day. No 43 mm measurement is imported."}},{"url":"https://www.phonearena.com/phones/OnePlus-Watch-3_id12649","kind":"spec_database","accessed":"2026-10-08","fields":["process_node_nm","cpu_core_count","cpu_clusters","gpu","back_material","wifi_standard"],"notes":{"process_node_nm":"Hardware > Snapdragon W5 Gen1 (4 nm), main application SoC. The maker 6 nm figure describes the separate BES2800 MCU and is not substituted here.","cpu_clusters":"Hardware explicitly gives quad-core 1.7 GHz Cortex-A53.","back_material":"Design > Materials explicitly distinguishes Plastic back and Stainless-steel frame.","wifi_standard":"Connectivity explicitly lists 802.11 a/b/g/n. No Wi-Fi 5 inference from the 5 GHz band."}},{"url":"https://www.oneplus.com/global/oneplus-watch-3","kind":"manufacturer_page","accessed":"2026-10-08","fields":["third_party_apps","health_features","fitness_features","battery_life_claimed","band_compatibility","band_width_mm"],"notes":{"third_party_apps":"Google Play store supports downloading applications. Wear OS applications are restricted in RTOS Power Saver mode.","health_features":"Published continuous heart rate and HRV/stress functions. Current UK ECG is independently specified. US ECG app availability is excluded.","fitness_features":"Running VO2max and ground contact data plus Google Maps turn directions. No direct running/sport profile count is inferred from 100+.","battery_life_claimed":"Up to claims: Smart mode 120 h uses official face, AOD off and Dual-Engine architecture, daily 30 min GPS running/5 min calls/15 min Bluetooth-headphone Spotify/6.5 h sleep. Heavy Smart mode 72 h uses third-party face, Dual-Engine off and AOD on, daily 30 min running/30 min music/15 min Google Maps/5 min calls/6.5 h sleep. Low-power RTOS mode 384 h retains notifications, calls and sleep tracking but limits Wear OS apps. No AOD-only or continuous-GPS row is inferred from the heavy mixed workload.","band_compatibility":"Linked maker product page explicitly supports all standard 22 mm watchbands.","band_width_mm":"Published standard 22 mm watchband compatibility describes conventional strap attachment, not a decorative proprietary connector width."}},{"url":"https://www.oneplus.com/uk/pstisoc","kind":"manufacturer_page","accessed":"2026-10-08","fields":["model_numbers"],"notes":{"model_numbers":"Public list explicitly distinguishes OnePlus Watch3 OPWWE251 from OnePlus Watch3 43 mm OPWE242. PSTI security support is not an OS-update-years promise."}},{"url":"https://www.androidauthority.com/oneplus-watch-3-typo-letter-3530576/","kind":"press","accessed":"2026-10-08","fields":["release_date"],"notes":{"release_date":"February 27 report shows early retail orders already shipped/received with the original backplate typo. General open sales were postponed to April. February 2025 is the first supported marketed-model retail month, not a claim that every colour or region shipped on the same date."}},{"url":"https://www.androidcentral.com/accessories/oneplus-launches-a-little-cable-upgrade-you-didnt-know-your-charger-was-missing","kind":"press","accessed":"2026-10-08","fields":["charging_method"],"notes":{"charging_method":"Exact compatible OnePlus Watch 3 charging accessory explicitly uses an integrated magnetic pogo-pin connector. This corroborates the supplied-base metal-contact mechanism. Accessory power ratings are not transferred to watch maximum accepted power."}},{"url":"https://the-gadgeteer.com/2025/03/16/oneplus-watch-3-review-a-solid-big-smartwatch-with-battery-for-literal-days/","kind":"review_site","accessed":"2026-10-08","fields":["quick_release","voice_assistants"],"notes":{"quick_release":"Design and features identifies actual supplied strap quick-release buttons on the original large review sample. Not merely replacement-band compatibility.","voice_assistants":"Exact original model review actually uses Google Assistant by crown hold. Its erroneous iOS OHealth claim and partial daily charging observations are not imported. Current maker manual and Google support retain region/account/connectivity conditions."}},{"url":"https://www.notebookcheck.net/OnePlus-Watch-4-New-Wear-OS-smartwatch-detailed-before-global-release.1275026.0.html","kind":"review_site","accessed":"2026-10-23","fields":["successor"],"notes":{"successor":"Notebookcheck's preview says the OnePlus Watch 4 is replacing the OnePlus Watch 3."}}],"fields_filled":87,"updated":"2026-10-23"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}