{"data":{"slug":"huawei-watch-gt-4","type":"smartwatch","brand":"Huawei","name":"Watch GT 4","aliases":["HUAWEI WATCH GT 4","Watch GT4","Huawei Watch GT4","ARA-B19","PNX-B19"],"release_date":"2023-09-14","url":"https://arkivo.dev/smartwatches/huawei-watch-gt-4","specs":{"series":"Watch GT","model_numbers":["ARA-B19","PNX-B19"],"gtins":null,"announce_date":"2023-09-14","status":"available","predecessor":null,"successor":"huawei-watch-gt-5","launch_price_usd":null,"launch_price_eur":249,"markets":["DE","GB"],"colors":["Green Fluoroelastomer Strap","Black Fluoroelastomer Strap","Light Gold Milanese strap","Silver Stainless Steel Strap","White Leather Strap","Grey Stainless Steel Strap","Green Composite Strap","Brown Leather Strap"],"manufacturer_url":"https://consumer.huawei.com/uk/wearables/watch-gt4/","spec_sheet_url":"https://consumer.huawei.com/uk/wearables/watch-gt4/specs/","manual_url":"https://consumer-tkbdownload.huawei.com/ctkbfm/servlet/download/downloadServlet/H4sIAAAAAAAA_z1Qy2rDMBD8FaNTC1ZZvaWeIstuEgIhB5v06sRKK0id4EdLW_rvlYPJcXZnhpn5RWPvu_L76tEzIihFzeWrnSGL8BTOflt_THBV2X2xTva2dKtkWSY8qaI0WY6h8fhht33FGTEp0NS3eOwfn67NaTbY1cN7NGgEUHn0B8yY0ZgrqbFWILDXnHACRCtjouIQftZNpG_s4uZEhFGUE7EgAMAj4dj5egiXtgxTLiLBcAYcpneK-vDW1sPY3frk1BROUGkzlTPtpDGgshdOrdLUuAyKwjKeE8pEoeJZZ87JnGtNqDTCTP0_63NoqvtEQzf6W8J5oo1Ff_9JOqzcQwEAAA%3D%3D.pdf","eprel_registration_number":null,"warranty_years":null,"segment":"smartwatch","os_updates_years":null,"security_updates_until":"2026-03-18","case_sizes_mm":[41,46],"case_shape":"round","case_material":"stainless_steel","case_material_name":"Stainless steel","back_material":"Plastic","case_dimensions_mm":{"height_mm":41.3,"width_mm":41.3,"thickness_mm":9.8},"weight_g":37,"weight_with_strap_g":null,"water_resistance_atm":5,"water_resistance_standard":"ISO 22810:2010","ip_rating":null,"dive_rating":null,"dive_max_depth_m":null,"mil_std_810":null,"mil_std_810_tests":null,"operating_temperature_c":{"min_c":-20,"max_c":45},"display_technology":"oled","display_technology_name":"AMOLED","screen_size_in":1.32,"resolution":{"width_px":466,"height_px":466},"pixel_density_ppi":352,"display_area_mm2":null,"touchscreen":true,"refresh_rate_max_hz":60,"refresh_rate_min_hz":null,"brightness_peak_nits":null,"brightness_min_nits":null,"always_on_display":true,"display_cover_material":"other_glass","display_cover":"Glass","platform":"harmonyos","os_at_launch":null,"os_skin":null,"os_latest":"HarmonyOS 5.0","compatible_phone_os":["android","ios"],"phone_os_requirement":"Android 8.0 or later, iOS 13.0 or later","third_party_apps":true,"voice_assistants":["Huawei AI Voice"],"chipset":null,"process_node_nm":null,"cpu_core_count":null,"cpu_clusters":null,"cpu_max_ghz":null,"gpu":null,"low_power_coprocessor":null,"ram_gb":null,"storage_gb":null,"heart_rate_sensor":"Optical heart rate sensor (TruSeen 5.5+)","ecg":false,"spo2":true,"skin_temperature":true,"blood_pressure":"none","bioimpedance":null,"eda_sensor":false,"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","irregular_rhythm_notifications","blood_oxygen_app","sleep_tracking","sleep_stages","stress_tracking","cycle_tracking"],"fitness_features":["auto_workout_detection","vo2_max","training_load","recovery_advice","running_dynamics","pool_swim","open_water_swim","route_navigation","trackback"],"sport_profiles_count":null,"dive_modes":null,"external_sensor_types":["heart_rate_strap","power_meter","speed_cadence"],"fall_detection":false,"crash_detection":null,"emergency_sos":false,"emergency_siren_db":null,"live_tracking":null,"led_flashlight":false,"positioning":["GPS (L1+L5)","GLONASS","BeiDou","Galileo","QZSS"],"dual_frequency_gnss":true,"offline_maps":true,"bluetooth":true,"bluetooth_version":"5.2","wifi":false,"wifi_standard":null,"wifi_bands":null,"cellular":false,"network_technologies":null,"bands_4g":null,"bands_5g":null,"nfc":true,"nfc_payments":null,"payment_services":null,"uwb":null,"satellite_connectivity":null,"ant_plus":null,"speaker":true,"microphone_count":1,"calls_on_watch":"phone_only","offline_music":true,"button_count":1,"hardware_buttons":["Side Button"],"crown":"rotating_haptic","rotating_bezel":"none","gesture_controls":["Raise your wrist to wake the screen","Cover the screen with your palm to turn it off"],"battery_capacity_mah":323,"battery_life_claimed":[{"mode":"smartwatch","with_solar":false,"hours":96},{"mode":"light_use","with_solar":false,"hours":168},{"mode":"always_on","with_solar":false,"hours":48}],"battery_life_smartwatch_claimed_h":96,"battery_life_always_on_claimed_h":48,"battery_life_gps_claimed_h":null,"solar_charging":null,"charging_method":"magnetic_puck","charging_notes":"Charger voltage and current requirements 5V-9V DC/2A. The box holds a wireless charging cradle with its cable and no power adapter. Huawei states wireless charging without naming a standard. The GSMArena review reports that any Qi-certified wireless charger worked.","charging_max_w":null,"fast_charging":null,"quick_charge":null,"charge_time_0_80_min":null,"charge_time_0_100_min":null,"measured_brightness_nits":605,"measured_battery_active_use_h":168,"battery_life_measured":[{"test":"mixed_use_always_off","hours":168},{"test":"mixed_use_always_on","hours":120},{"test":"gps_activity","hours":24}],"measured_charge_time_min":110,"band_width_mm":20,"quick_release":null,"band_compatibility":"Standard 20 mm straps on the 41 mm model and standard 22 mm straps on the 46 mm model.","band_material":null,"band_name":null,"band_sizes":[{"size_label":"41 mm","wrist_min_mm":120,"wrist_max_mm":190}],"fcc_ids":null,"sar_limb_w_kg":null,"sar_eu_limb_w_kg":null,"other_certifications":null,"in_the_box":["Watch × 1","Wireless Charging Cradle (including the charging cable) × 1","Quick Start Guide & Safety Information & Warranty Card × 1"],"charger_in_box":false},"variants":[{"model_number":"ARA-B19","case_sizes_mm":[41],"case_dimensions_mm":{"height_mm":41.3,"width_mm":41.3,"thickness_mm":9.8},"weight_g":37,"screen_size_in":1.32,"resolution":{"width_px":466,"height_px":466},"pixel_density_ppi":352,"battery_capacity_mah":323,"battery_life_claimed":[{"mode":"smartwatch","with_solar":false,"hours":96},{"mode":"light_use","with_solar":false,"hours":168},{"mode":"always_on","with_solar":false,"hours":48}],"band_width_mm":20,"band_sizes":[{"size_label":"41 mm","wrist_min_mm":120,"wrist_max_mm":190}],"colors":["Green Fluoroelastomer Strap","Black Fluoroelastomer Strap","Light Gold Milanese strap","Silver Stainless Steel Strap","White Leather Strap"]},{"model_number":"PNX-B19","case_sizes_mm":[46],"case_dimensions_mm":{"height_mm":46,"width_mm":46,"thickness_mm":10.9},"weight_g":48,"screen_size_in":1.43,"resolution":{"width_px":466,"height_px":466},"pixel_density_ppi":326,"battery_capacity_mah":524,"battery_life_claimed":[{"mode":"smartwatch","with_solar":false,"hours":192},{"mode":"light_use","with_solar":false,"hours":336},{"mode":"always_on","with_solar":false,"hours":96}],"band_width_mm":22,"band_sizes":[{"size_label":"46 mm","wrist_min_mm":140,"wrist_max_mm":210}],"colors":["Black Fluoroelastomer Strap","Grey Stainless Steel Strap","Green Composite Strap","Brown Leather Strap"]}],"sources":[{"url":"https://consumer.huawei.com/uk/wearables/watch-gt4/specs/","kind":"manufacturer_page","accessed":"2026-10-23","fields":["model_numbers","case_sizes_mm","case_dimensions_mm","weight_g","case_material","case_material_name","display_technology","display_technology_name","screen_size_in","resolution","pixel_density_ppi","always_on_display","water_resistance_atm","water_resistance_standard","operating_temperature_c","accelerometer","gyroscope","compass","barometer","skin_temperature","heart_rate_sensor","bluetooth","bluetooth_version","nfc","speaker","microphone_count","button_count","hardware_buttons","crown","phone_os_requirement","compatible_phone_os","battery_life_claimed","charging_notes","charging_method","security_updates_until","band_sizes","in_the_box","charger_in_box","colors","manufacturer_url","series","segment","spec_sheet_url","variants"],"notes":{"model_numbers":"The spec page names the 46 mm and 41 mm models. The model numbers come from the Huawei support page.","case_sizes_mm":"Dimensions: HUAWEI WATCH GT 4 46 mm and 41 mm.","case_dimensions_mm":"Dimensions: 46 mm model 46 x 46 x 10.9 mm and 41 mm model 41.3 x 41.3 x 9.8 mm. Footnote: size, weight and related specifications are theoretical values and individual products may vary. Base is the 41 mm model. The 46 mm case has an octagonal outline, so its height and width are the across-flats size.","weight_g":"Weight: approximately 48 g (46 mm) and approximately 37 g (41 mm), both strap excluded. Base is the 41 mm model.","case_material":"Watch case material: stainless steel.","case_material_name":"Watch case material: stainless steel.","display_technology":"Display: AMOLED color screen.","display_technology_name":"Display: AMOLED color screen.","screen_size_in":"Display size: 1.43 inches (46 mm) and 1.32 inches (41 mm).","resolution":"Resolution: 466 x 466 pixels for both sizes.","pixel_density_ppi":"Resolution: PPI 326 (46 mm) and PPI 352 (41 mm).","always_on_display":"Battery life: a 4-day claim (46 mm) and 2-day claim (41 mm) with Always On Display enabled.","water_resistance_atm":"Water Resistance Level: 5 ATM water-resistant.","water_resistance_standard":"Footnote: devices complying with 5ATM have a water resistance rating of 50 meters under ISO standard 22810:2010. Shallow-water use such as swimming, not scuba diving or waterskiing.","operating_temperature_c":"Environment: ambient operating temperature -20 to +45 degrees C.","accelerometer":"Sensors list: accelerometer sensor.","gyroscope":"Sensors list: gyroscope sensor.","compass":"Sensors list: magnetometer sensor.","barometer":"Sensors list: barometer sensor.","skin_temperature":"Sensors list: temperature sensor. The user guide describes wrist skin temperature measurement.","heart_rate_sensor":"Sensors list: optical heart rate sensor.","bluetooth":"Connectivity: Bluetooth 2.4 GHz, supports BT5.2 and BR + BLE.","bluetooth_version":"Connectivity: supports BT5.2 and BR + BLE.","nfc":"Connectivity: NFC supported.","speaker":"Speaker: Supported.","microphone_count":"Microphone: Supported. The user guide diagram labels one microphone.","button_count":"Button: Home Button (Rotating Crown) and Side Button. The crown is counted in Crown, so one other button.","hardware_buttons":"Button: Home Button (Rotating Crown) and Side Button. The user guide calls it the Down button.","crown":"Button: the Home Button is a rotating crown. The user guide says crown haptics give feedback at each turn.","phone_os_requirement":"System requirements: Android 8.0 or later, iOS 13.0 or later.","compatible_phone_os":"System requirements: Android 8.0 or later, iOS 13.0 or later.","battery_life_claimed":"Battery life: 46 mm 14-day maximum usage, 8-day regular usage, 4-day with Always On Display. 41 mm 7, 4 and 2 days. Maximum usage is stored as light use, regular usage as smartwatch and the Always On Display claim as always on, like the Watch GT 5 file. Conditions are in the footnotes: maximum usage has 90 minutes of exercise per week and message notifications. Regular and always-on use have 180 minutes of exercise per week, stress monitoring, pulse wave arrhythmia analysis and sleep breathing awareness. Days are converted to hours exactly.","charging_notes":"Charging: charger voltage and current requirements 5V-9V DC/2A. Charging port: wireless charging.","charging_method":"Charging port: wireless charging with a charging cradle that aligns with the metal contacts on the back (user guide).","security_updates_until":"Defined Support Period: 2 years (until 18/03/2026). The page defines this as the minimum length of time for which security updates on the software will be provided. The date has passed on the access date.","band_sizes":"Wrist size: 140-210 mm (46 mm) and 120-190 mm (41 mm). The base row is the 41 mm model.","in_the_box":"In The Box: Watch x 1, wireless charging cradle (including the charging cable) x 1, quick start guide, safety information and warranty card x 1.","charger_in_box":"In The Box lists the watch, a cradle with its cable and papers. No power adapter.","colors":"Watch Strap: 46 mm Black Fluoroelastomer, Grey Stainless Steel, Green Composite and Brown Leather. 41 mm Green Fluoroelastomer, Black Fluoroelastomer, Light Gold Milanese, Silver Stainless Steel and White Leather. Huawei names straps, not case colours.","manufacturer_url":"Huawei UK product page for the HUAWEI WATCH GT 4.","series":"Huawei names the product HUAWEI WATCH GT 4 in its Watch GT line.","segment":"Page title: HUAWEI WATCH GT 4 Specification, in the Huawei Wearable category with a stainless steel case and straps, sold as a smartwatch.","spec_sheet_url":"This is the maker's specification page.","variants":"Per-size values: dimensions, weight, display, pixel density, battery life claims and wrist size are from the spec page. Model numbers by size are from the Huawei support page. Battery capacity is from the GSMArena review. Strap widths are from GSMArena."}},{"url":"https://consumer.huawei.com/en/support/wearables/watch-gt4/","kind":"manufacturer_page","accessed":"2026-10-23","fields":["model_numbers","status"],"notes":{"model_numbers":"Huawei support lists WATCH GT 4 46mm (PNX-B19) and 41mm (ARA-B19) with their strap versions. The downloads list a user guide and a quick start guide for PNX-B19.","status":"The Huawei UK site still hosts the product and its spec page with a Buy link, and Amazon Germany lists new stock. Huawei global no longer shows the product page. No source says it is discontinued."}},{"url":"https://consumer-tkbdownload.huawei.com/ctkbfm/servlet/download/downloadServlet/H4sIAAAAAAAA_z1Qy2rDMBD8FaNTC1ZZvaWeIstuEgIhB5v06sRKK0id4EdLW_rvlYPJcXZnhpn5RWPvu_L76tEzIihFzeWrnSGL8BTOflt_THBV2X2xTva2dKtkWSY8qaI0WY6h8fhht33FGTEp0NS3eOwfn67NaTbY1cN7NGgEUHn0B8yY0ZgrqbFWILDXnHACRCtjouIQftZNpG_s4uZEhFGUE7EgAMAj4dj5egiXtgxTLiLBcAYcpneK-vDW1sPY3frk1BROUGkzlTPtpDGgshdOrdLUuAyKwjKeE8pEoeJZZ87JnGtNqDTCTP0_63NoqvtEQzf6W8J5oo1Ff_9JOqzcQwEAAA%3D%3D.pdf","kind":"manual","accessed":"2026-10-23","fields":["manual_url","touchscreen","crown","hardware_buttons","button_count","microphone_count","speaker","gesture_controls","third_party_apps","voice_assistants","offline_music","calls_on_watch","health_features","fitness_features","external_sensor_types","offline_maps","always_on_display","charging_method","skin_temperature","spo2"],"notes":{"manual_url":"HUAWEI WATCH GT 4 User Guide (PNX-B19, 02, en-us). It shows the 46 mm and 41 mm diagrams, so it covers both sizes.","touchscreen":"Buttons and touch operations: the color touchscreen supports swiping up, down, left and right, touching, and touching and holding.","crown":"Buttons and touch operations: the Up button rotates to zoom or scroll. Sounds and vibration: Crown haptics give haptic feedback at each turn of the crown.","hardware_buttons":"Buttons table: Up button (crown) and Down button, which opens Workout by default.","button_count":"Buttons table: Up button (rotating) and Down button.","microphone_count":"Appearance: the diagram details list one Microphone.","speaker":"Appearance: Speaker.","gesture_controls":"Turning on and off the screen: raise your wrist to wake the screen, and lower or rotate your wrist outwards or cover the screen with your palm to turn it off.","third_party_apps":"Managing apps: install apps from the AppGallery in Huawei Health. Not available when paired with an iPhone. The Notebookcheck review calls the watch app store small.","voice_assistants":"Voice assistant: press and hold the Down button to wake it, set up under Settings > Smart assistance > AI Voice. Only with a HUAWEI phone on EMUI 10.1 or later.","offline_music":"Controlling music playback: syncing music to the watch from Huawei Health, playing it on the watch and through Bluetooth headphones. Not available when paired with an iPhone. Gadgets & Wearables lists no on-board music, which the guide contradicts.","calls_on_watch":"Bluetooth voice calls: calls through the paired phone, with sound on the watch. The watch does not support the dialer function.","health_features":"Heart rate: continuous monitoring, high and low heart rate alerts after 10 resting minutes. Pulse wave arrhythmia analysis (only in certain markets, not medical). SpO2 measuring and automatic SpO2. Sleep with deep, light, REM and awake stages and TruSleep. Stress test. Cycle Calendar. Sleep breathing awareness detects interruptions in breathing but is not a sleep apnea notification, so that option is not stored. HRV is not listed.","fitness_features":"Workout status: VO2Max, Training load, Recovery, Running ability index and predicted times. Auto-detect workouts. Route back (retraces the route, or a straight line) during outdoor workouts. Trail run and routes import with offline maps. Running dynamics comes from the HarmonyOS 5.0 update coverage.","external_sensor_types":"Pairing with cycling accessories: Settings > More connections > Health & fitness devices. Manually add a power meter, pedometer, speedometer or heart rate strap. Cycling data comes from speedometers, pedometers and power meters. The pedometer entry is not mapped. The GSMArena review from Oct 2023 says external heart monitors cannot be connected, so this may come from a later update. The maker guide is used.","offline_maps":"Using an offline map: download offline maps in Huawei Health, then start navigation by touching Routes or after selecting an outdoor workout. The map can be used to navigate or return to the start.","always_on_display":"Always On Display section: AOD keeps the screen on in a low-power state and reduces battery life.","charging_method":"Charging: rest the device on the charging cradle and align the metal contacts on the device with those of the cradle.","skin_temperature":"Skin temperature measurement: monitors wrist skin temperature changes after exercise, individually or continuously.","spo2":"Measuring SpO2 and Automatic SpO2 measurement sections."}},{"url":"https://consumer-tkbdownload.huawei.com/ctkbfm/servlet/download/downloadServlet/H4sIAAAAAAAA_z2QXUvDMBSG_0rJlUIrOflsvFo6220MxsSOeZs2qQZnN_qhqPjfTUfx8uW8POfh_UFj77ry6-LQPQIUI3v-bOdIQ2z8ye3M-xTXB33MN9FRl8t1tCojFj2Ovn6LngbTDdFq9NYlN_vdc5KBijHErk3G_vbuYpuZszfDa-BgbCyRgkEjFKtsXXEsiUiZkoSC4ZNE5b83NlS3enGlAFeSgoAFYIxZKNSdM4M_t6Wf1EBgxShmeDrHqPcvrRnGbpJOKaSkWCqui5RTrjJJUqoxgwetNBM8z4iQWhOQkFECoUkU5GkGeaGp5jz8-jAnbw__Kw3d6K6G80pbjX7_AKbo68pGAQAA.pdf","kind":"manual","accessed":"2026-10-23","fields":["operating_temperature_c","charging_notes"],"notes":{"operating_temperature_c":"Operation and safety: ideal temperatures -20 to +45 C for operating and -20 to +55 C for storage. The wireless charger works at 0 to 45 C.","charging_notes":"Accessories: charging cradle CW04. The charger must meet IEC/EN 62368-1. Quick Start Guide for PNX-B19, which also shows 5ATM and IP68 for the 46 mm model only."}},{"url":"https://www.gsmarena.com/huawei_watch_gt_4-12563.php","kind":"spec_database","accessed":"2026-10-23","fields":["announce_date","release_date","back_material","display_cover_material","display_cover","band_width_mm","band_compatibility","positioning","wifi","cellular","nfc","battery_capacity_mah","platform"],"notes":{"announce_date":"Launch: announced 2023, September 14.","release_date":"Status: available, released 2023, October 02. The Huawei Store in Germany sold the watch on 14 September and retailers from 4 October, so the first date is used.","back_material":"Build: glass front, plastic back, stainless steel frame. Gadgets & Wearables says rear case plastic.","display_cover_material":"Build: glass front. The glass type is not named.","display_cover":"Build: glass front.","band_width_mm":"Body: compatible with standard 22mm straps (46 mm model) and 20mm straps (41 mm model).","band_compatibility":"Body: standard 22 mm straps (46 mm) and 20 mm straps (41 mm).","positioning":"Comms: GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS.","wifi":"Comms: WLAN No.","cellular":"Network: no cellular connectivity.","nfc":"Comms: NFC Yes.","battery_capacity_mah":"Battery: Li-Ion 524 mAh, which the GSMArena review ties to the 46 mm unit.","platform":"Platform: HarmonyOS 4.0 at the review. Huawei's own wearable platform, with an AppGallery and Huawei Health app."}},{"url":"https://www.gsmarena.com/huawei_watch_gt4_launches_in_41mm_and_46mm_sizes_with_improved_health_tracking_and_battery-news-59903.php","kind":"press","accessed":"2026-10-23","fields":["launch_price_eur","heart_rate_sensor","dual_frequency_gnss","announce_date","third_party_apps","case_shape"],"notes":{"launch_price_eur":"Launch coverage: 46 mm starts at 250 euro (black rubber strap) and the 41 mm also starts at 250 euro (white leather). Other straps cost 270 to 400 euro. German coverage gives 249 euro, which is stored.","heart_rate_sensor":"Launch coverage: new TruSeen 5.5+ sensors and algorithms.","dual_frequency_gnss":"Launch coverage: dual-band, five-system GNSS for more accurate positioning.","announce_date":"Launch coverage dated 14 September 2023 in Barcelona.","third_party_apps":"Launch coverage: works with Strava, Komoot and Runtastic. Third-party apps on the watch come from the AppGallery.","case_shape":"Launch coverage: the 41 mm has a Pendant Design and the 46 mm an Octagonal Design. The base is the 41 mm model, which is round with a round 466 x 466 display. The 46 mm case is octagonal. The field cannot differ per size, so the 46 mm shape is not stored. The 1.43 inch display of the 46 mm is round (Notebookcheck)."}},{"url":"https://www.gsmarena.com/huawei_watch_gt_4_review-news-60224.php","kind":"review_site","accessed":"2026-10-23","fields":["battery_capacity_mah","ecg","wifi","measured_battery_active_use_h","battery_life_measured","measured_charge_time_min","offline_music","charging_notes"],"notes":{"battery_capacity_mah":"Battery life: the 46 mm unit has 524 mAh and the smaller 41 mm variant a 323 mAh cell.","ecg":"Review: Huawei executives confirmed the ECG feature is unavailable on the GT 4. Gadgets & Wearables also lists ECG No.","wifi":"Review: no SIM slot and no Wi-Fi.","measured_battery_active_use_h":"Battery life, 46 mm unit: regular battery life with some notifications, calls, sleep tracking and light sports gave almost a full week, charged Monday noon and put on the puck the next Monday. Stored as 168 h. Not a complete discharge, firmware not stated.","battery_life_measured":"46 mm unit. Almost a week with notifications, calls, sleep tracking and light sports (168 h, always-on display off). Five full days with the same pattern and the Always On Display (120 h). With every feature maxed out and daily exercise a fair 4 days, not stored. A GPS-enabled activity ran uninterrupted for 24 hours. The 12 days with all sensors off is not a normal use test.","measured_charge_time_min":"Charging: the 5V-9V/2A charger needs an average of 110 minutes to take an empty battery to 100 percent, 46 mm unit with the supplied cradle. Notebookcheck says a bit over an hour and a half.","offline_music":"Review: the device allows downloading music and playing it during activities through the speaker or Bluetooth earphones.","charging_notes":"Review: works with any Qi-certified wireless charger. The cradle is magnetic."}},{"url":"https://www.notebookcheck.com/Test-Huawei-Watch-GT-4-46-mm-Achteckige-Smartwatch-mit-langen-Laufzeiten.747108.0.html","kind":"measurement","accessed":"2026-10-23","fields":["measured_brightness_nits","refresh_rate_max_hz","launch_price_eur","fitness_features","bluetooth","markets","rotating_bezel"],"notes":{"measured_brightness_nits":"Display section: 605 cd/m2 at the display centre with the ambient light sensor on, 553 cd/m2 with manual control. 46 mm test unit with a stainless steel strap. Window size and ambient light are not stated. Read in the German original.","refresh_rate_max_hz":"Notebookcheck spec box lists 60 Hz. Huawei publishes no refresh rate. Treated as a stated spec, not a measurement.","launch_price_eur":"Price table at the launch: 41 mm white leather 249 euro, Milanese 299, piano 399. 46 mm black fluoroelastomer 249, brown leather 269, green fabric 269, stainless steel 349. Prices are list prices in Germany.","fitness_features":"Sports list includes pool and open-water swimming. Running data include ground contact time and step cadence. VO2Max is computed for some workout types. Navigation needs the phone with Petal Maps. No ECG.","bluetooth":"Network: Bluetooth 5.2.","markets":"Notebookcheck Germany: the watch is sold directly in the Huawei Store, and the test unit came from Huawei Germany.","rotating_bezel":"Case section: the bezel is not rotatable and carries no control sensors."}},{"url":"https://www.nextpit.de/news/die-huawei-watch-gt-4-ist-offiziell","kind":"press","accessed":"2026-10-23","fields":["launch_price_eur","markets","release_date","announce_date"],"notes":{"launch_price_eur":"NextPit Germany on launch day: the 46 mm in black is available at an RRP of 249 euro, brown or green leather 269 euro, steel 349 euro. The 41 mm with white leather strap also costs 249 euro, Milanese 299 euro and the piano model 399 euro. The stored 249 is the entry price of both sizes, and price depends on strap. German prices include VAT.","markets":"Huawei Store Germany sold the watch from the launch day. The UK store is the Huawei UK page.","release_date":"NextPit: the 46 mm in black is available now at an RRP of 249 euro, on 14 September 2023 in Germany. Retail partners started on 4 October.","announce_date":"NextPit: Huawei presented the Watch GT 4 in Barcelona on launch day."}},{"url":"https://gadgetsandwearables.com/technical-specs/huawei-watch-gt-4/","kind":"spec_database","accessed":"2026-10-23","fields":["fall_detection","emergency_sos","led_flashlight","eda_sensor","blood_pressure","ambient_light_sensor","back_material","offline_maps","wifi"],"notes":{"fall_detection":"Fall detection: No.","emergency_sos":"Emergency SOS: No. Satellite SOS: No.","led_flashlight":"LED flashlight: No.","eda_sensor":"Galvanic skin response: No.","blood_pressure":"Blood pressure: No.","ambient_light_sensor":"Ambient light sensor: Yes. Notebookcheck names a brightness sensor.","back_material":"Material: front case stainless steel, rear case plastic.","offline_maps":"Offline maps: Yes.","wifi":"Wi-Fi: No."}},{"url":"https://gadgetsandwearables.com/2025/01/13/harmony-os-5-watch-gt-4/","kind":"press","accessed":"2026-10-23","fields":["os_latest","offline_maps","fitness_features"],"notes":{"os_latest":"Global rollout of HarmonyOS 5.0 (version 5.0.0.36, 328 MB) to the Watch GT 4 began Jan 13, 2025, staggered. No later major version was found.","offline_maps":"The update adds an offline map feature to manage maps and navigate during workouts.","fitness_features":"The update adds wrist-based running form analysis with ground contact time and vertical oscillation, and cycling workout linking with Huawei phones."}},{"url":"https://www.notebookcheck.net/Huawei-Watch-GT-5-review-Stylish-smartwatch-impresses-with-many-functions.891651.0.html","kind":"review_site","accessed":"2026-10-23","fields":["successor"],"notes":{"successor":"Notebookcheck's review says the Huawei Watch GT 5 follows the Watch GT 4 from the previous year."}}],"fields_filled":88,"updated":"2026-10-23"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}