{"data":{"slug":"apple-watch-ultra-2","type":"smartwatch","brand":"Apple","name":"Watch Ultra 2","aliases":["Apple Watch Ultra 2"],"release_date":"2023-09-22","url":"https://arkivo.dev/smartwatches/apple-watch-ultra-2","specs":{"series":"Apple Watch Ultra","model_numbers":["A2986"],"gtins":null,"announce_date":"2023-09-12","status":null,"predecessor":"apple-watch-ultra","successor":"apple-watch-ultra-3","launch_price_usd":799,"launch_price_eur":899,"markets":["US","DE"],"colors":["Natural","Black"],"manufacturer_url":"https://support.apple.com/en-us/111832","spec_sheet_url":"https://support.apple.com/en-us/111832","manual_url":"https://support.apple.com/guide/watch/apple-watch-models-apd2054d0d5b/watchos","eprel_registration_number":null,"warranty_years":1,"segment":"outdoor","os_updates_years":null,"security_updates_until":null,"case_sizes_mm":[49],"case_shape":"rectangular","case_material":"titanium","case_material_name":"Grade 5 titanium","back_material":"Ceramic","case_dimensions_mm":{"height_mm":49,"width_mm":44,"thickness_mm":null},"weight_g":61.4,"weight_with_strap_g":null,"water_resistance_atm":10,"water_resistance_standard":"ISO 22810:2010","ip_rating":["IP6X"],"dive_rating":"EN13319","dive_max_depth_m":40,"mil_std_810":true,"mil_std_810_tests":["Altitude","High temperature","Low temperature","Temperature shock","Immersion","Freeze with thaw","Ice and freezing rain","Shock and vibration"],"operating_temperature_c":{"min_c":-20,"max_c":55},"display_technology":"ltpo_oled","display_technology_name":"Always-On Retina LTPO2 OLED display","screen_size_in":null,"resolution":{"width_px":410,"height_px":502},"pixel_density_ppi":326,"display_area_mm2":1185,"touchscreen":true,"refresh_rate_max_hz":null,"refresh_rate_min_hz":null,"brightness_peak_nits":3000,"brightness_min_nits":1,"always_on_display":true,"display_cover_material":"sapphire","display_cover":"Flat sapphire crystal","platform":"watchos","os_at_launch":"watchOS 10","os_skin":null,"os_latest":"watchOS 27","compatible_phone_os":["ios"],"phone_os_requirement":"Launch: iPhone XS or later with iOS 17. Current watchOS 27 requires iPhone 11 or later, or iPhone SE (2nd generation or later), with iOS 27.","third_party_apps":true,"voice_assistants":["Siri"],"chipset":"Apple S9 SiP","process_node_nm":null,"cpu_core_count":2,"cpu_clusters":null,"cpu_max_ghz":null,"gpu":null,"low_power_coprocessor":null,"ram_gb":null,"storage_gb":[64],"heart_rate_sensor":"Third-generation optical heart sensor","ecg":true,"spo2":true,"skin_temperature":true,"blood_pressure":"hypertension_notifications","bioimpedance":null,"eda_sensor":null,"medical_clearances":["FDA 510(k) clearance for Sleep Apnea Notification Feature (US)","FDA 510(k) K250507 for Hypertension Notification Feature (US)"],"accelerometer":true,"accelerometer_max_g":256,"gyroscope":true,"barometer":null,"compass":true,"ambient_light_sensor":true,"depth_gauge":true,"depth_gauge_max_m":null,"water_temperature_sensor":true,"health_features":["blood_oxygen_app","ecg_app","cycle_tracking","temperature_based_ovulation","heart_rate_alerts","irregular_rhythm_notifications","noise_monitoring","sleep_tracking","sleep_stages","sleep_apnea_notifications","hypertension_notifications"],"fitness_features":["training_load","running_dynamics","pool_swim","open_water_swim","trackback"],"sport_profiles_count":null,"dive_modes":["freedive"],"external_sensor_types":["power_meter","speed_cadence"],"fall_detection":true,"crash_detection":true,"emergency_sos":true,"emergency_siren_db":86,"live_tracking":null,"led_flashlight":null,"positioning":["L1 GPS","L5 GPS","GLONASS","Galileo","QZSS","BeiDou"],"dual_frequency_gnss":true,"offline_maps":true,"bluetooth":null,"bluetooth_version":"5.3","wifi":null,"wifi_standard":"wifi_4","wifi_bands":null,"cellular":true,"network_technologies":["lte"],"bands_4g":null,"bands_5g":null,"nfc":true,"nfc_payments":true,"payment_services":["Apple Pay"],"uwb":true,"satellite_connectivity":null,"ant_plus":null,"speaker":true,"microphone_count":3,"calls_on_watch":"cellular_and_phone","offline_music":null,"button_count":2,"hardware_buttons":["Customizable Action button","Side button"],"crown":"rotating_haptic","rotating_bezel":null,"gesture_controls":["Double tap","Wrist flick"],"battery_capacity_mah":null,"battery_life_claimed":[{"mode":"smartwatch","with_solar":false,"hours":36},{"mode":"low_power","with_solar":false,"hours":72},{"mode":"extended_gps","with_solar":false,"hours":17}],"battery_life_smartwatch_claimed_h":36,"battery_life_always_on_claimed_h":null,"battery_life_gps_claimed_h":null,"solar_charging":null,"charging_method":"magnetic_puck","charging_notes":null,"charging_max_w":null,"fast_charging":true,"quick_charge":null,"charge_time_0_80_min":60,"charge_time_0_100_min":null,"measured_brightness_nits":2947,"measured_battery_active_use_h":null,"battery_life_measured":null,"measured_charge_time_min":null,"band_width_mm":null,"quick_release":true,"band_compatibility":null,"band_material":null,"band_name":null,"band_sizes":[{"size_label":"Overall compatible case wrist range, varies by band","wrist_min_mm":130,"wrist_max_mm":210}],"fcc_ids":null,"sar_limb_w_kg":null,"sar_eu_limb_w_kg":null,"other_certifications":null,"in_the_box":["Apple Watch Ultra 2","Band","Apple Watch Magnetic Fast Charger to USB-C Cable (1 m)"],"charger_in_box":false},"variants":[{"model_number":"A2986","markets":["US"],"colors":["Natural"],"case_sizes_mm":[49],"cellular":true,"weight_g":61.4,"launch_price_usd":799,"in_the_box":["Apple Watch Ultra 2","Band","Apple Watch Magnetic Fast Charger to USB-C Cable (1 m)"]},{"model_number":"A2986","markets":["DE"],"colors":["Natural"],"case_sizes_mm":[49],"cellular":true,"weight_g":61.4,"launch_price_eur":899,"in_the_box":["Apple Watch Ultra 2","Band","Apple Watch Magnetic Fast Charger to USB-C Cable (1 m)"]}],"sources":[{"url":"https://support.apple.com/en-us/111832","kind":"manufacturer_page","accessed":"2026-10-05","fields":["series","segment","platform","manufacturer_url","spec_sheet_url","colors","case_sizes_mm","case_material","case_material_name","case_dimensions_mm","weight_g","water_resistance_atm","water_resistance_standard","ip_rating","operating_temperature_c","display_technology","display_technology_name","resolution","pixel_density_ppi","display_area_mm2","brightness_peak_nits","brightness_min_nits","always_on_display","display_cover_material","display_cover","compatible_phone_os","phone_os_requirement","voice_assistants","chipset","cpu_core_count","storage_gb","heart_rate_sensor","ecg","spo2","skin_temperature","accelerometer","gyroscope","compass","ambient_light_sensor","depth_gauge","water_temperature_sensor","health_features","fitness_features","fall_detection","crash_detection","emergency_sos","positioning","bluetooth_version","wifi_standard","cellular","network_technologies","payment_services","uwb","speaker","microphone_count","calls_on_watch","button_count","hardware_buttons","crown","battery_life_claimed","fast_charging","charge_time_0_80_min","band_sizes","in_the_box","charger_in_box","variants","dive_rating","dive_max_depth_m","mil_std_810","mil_std_810_tests","dual_frequency_gnss","charging_method"],"notes":{"manufacturer_url":"Exact Watch Ultra 2 generation, checked against original launch and identification documents. Current US header says 2024 and includes Black finish. Original manufacturer launch and actual retail coverage independently establish the Natural model in 2023. The header discrepancy is not treated as a new hardware generation. No Ultra 3 or 4 specs are transferred.","spec_sheet_url":"Complete exact-generation maker technical sheet.","case_sizes_mm":"49 mm single case.","case_dimensions_mm":"Current sheet height 49 mm and width 44 mm agree with older sources. Thickness is omitted because current maker 12 mm conflicts with older exact maker 14.4 mm and review 14.5 mm, without a proved measurement exclusion.","weight_g":"Maker case weights: Natural 61.4 g, Black 61.8 g. Source comparison Case row independently identifies case scope. No strap mass added.","case_material_name":"Exact Grade 5 titanium, distinct from the ceramic back.","water_resistance_atm":"100 m under ISO 22810:2010 is a pressure-resistance rating. 100 m is 10 ATM. It is not a safe dive depth.","water_resistance_standard":"ISO 22810:2010 as published with the 100 m rating.","dive_max_depth_m":"Maker explicitly rated recreational scuba to 40 m with compatible third-party app. This is separate from 100 m water resistance and the sensor range.","mil_std_810_tests":"Exact listed MIL-STD-810H methods only. No claim that every method in the standard is tested.","operating_temperature_c":"On-wrist -20 to 55 degrees C. General operating 0 to 35 and dive operating 0 to 40 are distinct conditions. Storage limits are excluded.","brightness_peak_nits":"Maker up to 3000 nits maximum. Window size and precise ambient threshold unstated. Not a reviewer measurement.","resolution":"Exact maker pixel tuple stored in portrait orientation. 410 wide, 502 high.","pixel_density_ppi":"Explicit maker 326 ppi. No calculation from display area or unqualified review diagonal.","display_area_mm2":"Published active area 1185 square mm.","display_cover_material":"Flat sapphire crystal for exact Ultra 2.","cpu_core_count":"Exact SiP dual-core CPU, two cores. Four Neural Engine cores are not counted as CPU cores. Clock, CPU cluster names, GPU model and process node remain unproved.","ecg":"Electrical heart sensor with ECG app. App requires eligible country and user age 22 or older.","spo2":"Exact blood-oxygen sensing/app capability. Current US software calculates and views eligible measurements on paired iPhone. Post-January 18, 2024 LW/A or LS/A hardware has additional software requirements, independently documented in current manual. No claim this is a medical diagnostic app.","skin_temperature":"Wrist-temperature sensing and retrospective ovulation estimation. Not a core-body thermometer or direct medical thermometer.","health_features":"Exact current supported functions. Newer sleep apnea, Vitals, sleep score and hypertension notifications are separately software-qualified. Country, age and phone restrictions remain material. Maker-supported Medications, Mindfulness, Vitals and later Sleep Score have no exact enum option and are retained here only. No nearest health category is substituted.","fitness_features":"Exact running, cycling, hiking and swimming features. Backtrack is a route trace, while current offline map storage is separately verified. Source also publishes Race Route, Pacer, workout views, heart-rate zones, Compass waypoints, cycling FTP/power zones/cadence and SWOLF. These names lack matching enum options and are not replaced with a different feature.","network_technologies":"Exact marketed cellular capability includes LTE and UMTS. UMTS is not mapped to HSPA enum without proof. Only LTE stored. GPS-only rows have no cellular hardware.","calls_on_watch":"Family includes cellular and phone-linked calling. Cellular service requires supported carrier subscription. GPS-only rows require paired phone or eligible Wi-Fi calling.","microphone_count":"Exact Audio section explicitly three physical microphones.","button_count":"Two operating push buttons, Side and customizable Action. Digital Crown and band-release buttons excluded.","hardware_buttons":"Exact maker names only.","crown":"Digital Crown rotates with haptic feedback. It is counted in Crown, not push-button count.","battery_life_claimed":"Up-to 36 hours normal and 72 low power. Current 36-hour August 2024 preproduction test used 600 time checks, 180 notifications, 30 min apps and 60 min Bluetooth-music workout, including 8 h LTE and 28 h iPhone Bluetooth. Exact low-power workload is not separately published in this current footnote. Original maker 2023 lineup separately proves 17 h Outdoor Run in Low Power with full heart-rate/GPS readings, stored as Extended GPS workout with that condition. All recorded workloads use the internal battery without solar assistance. with_solar false qualifies those tests and is not an added solar-assisted runtime claim.","charge_time_0_80_min":"Approximate 60 min empty-to-80%, supplied magnetic fast-charge cable A2515 and Apple 20 W adapter A2305. August 2023 preproduction/prerelease tests. Adapter rating is not maximum watch charging power. No empty-to-full claim inferred.","band_sizes":"Overall compatible wrist range, dependent on chosen band, not one supplied strap size. 130 to 210 mm.","in_the_box":"Complete maker standard inventory: watch, Band and one-meter magnetic fast-charge USB-C cable. Strap type/material varies and is not guessed.","charger_in_box":"Mains/USB power adapter is not in complete box inventory. Supplied magnetic cable/puck is distinct from a mains adapter.","variants":"Only proved Natural A2986 US/DE standard hardware. Black is retained as a known family finish but has no regional row without exact independent sold-package proof.","charging_method":"Exact supplied proprietary magnetic fast-charge cable/puck. USB-C names adapter end. Qi compatibility is not claimed."}},{"url":"https://support.apple.com/en-us/108056","kind":"manufacturer_page","accessed":"2026-10-05","fields":["model_numbers","colors","case_material","case_shape","display_cover_material","display_cover","back_material","variants"],"notes":{"model_numbers":"A2986 North America/Europe/Asia Pacific. China A2987 and Hermès packages not represented.","case_shape":"Exact manufacturer model photos show rounded rectangular bodies. Case-size names are not screen diagonals.","back_material":"Exact Ultra 2 identifies ceramic back. Sapphire front is separate.","variants":"Model identification proves case/material/radio grouping. No later generation identities copied."}},{"url":"https://www.apple.com/newsroom/2023/09/apple-unveils-apple-watch-ultra-2/","kind":"press_release","accessed":"2026-10-05","fields":["announce_date","launch_price_usd","colors","markets","os_at_launch","chipset","voice_assistants","positioning","dive_modes","third_party_apps","variants","external_sensor_types"],"notes":{"announce_date":"September 12, 2023 announcement/preorder. Actual retail separately corroborated by launch-day maker update.","launch_price_usd":"Original 49 mm Natural GPS + Cellular USD 799, tax excluded. Standard original Alpine/Trail/Ocean packages, not later premium Titanium Milanese or Hermès. Black prices not inferred.","os_at_launch":"Exact original release explicitly watchOS 10.","dive_modes":"Original exact Ultra 2 release explicitly freediving with updated Oceanic+. Recreational scuba to 40 m is separately proved, but single-gas versus multi-gas configuration is not published in the reopened exact sources, so no nearest scuba enum is selected. Compatible app and subscription required. Depth app alone is not a decompression computer.","voice_assistants":"Siri includes on-device processing for suitable basic requests. Network and later AI functionality have additional requirements.","third_party_apps":"Original exact release explicitly compatible third-party Oceanic+ by Huish Outdoors through App Store.","markets":"Original launch expressly names US and Germany retail rollout. Regional model identities independently checked.","external_sensor_types":"Exact original watchOS 10 cycling paragraph explicitly Bluetooth power meters, speed sensors and cadence sensors. No ANT+ compatibility is inferred."}},{"url":"https://www.apple.com/newsroom/2023/09/iphone-15-lineup-and-new-apple-watch-lineup-arrive-worldwide/","kind":"press_release","accessed":"2026-10-05","fields":["release_date"],"notes":{"release_date":"Launch-day manufacturer retail/customer-arrival coverage on September 22, 2023. Stronger than original announcement or planned shipment."}},{"url":"https://www.apple.com/de/newsroom/2023/09/apple-unveils-apple-watch-ultra-2/","kind":"press_release","accessed":"2026-10-05","fields":["launch_price_eur","markets","variants"],"notes":{"launch_price_eur":"Original German Natural 49 mm GPS + Cellular EUR 899 explicitly including VAT. Later premium-band and Black packages are not assigned this price.","markets":"Original German launch identifies actual marketed family and Germany rollout. No country inferred solely from page language."}},{"url":"https://support.apple.com/de-de/111832","kind":"manufacturer_page","accessed":"2026-10-05","fields":["variants","in_the_box"],"notes":{"variants":"Exact German case/display/material/radio and package inventory independently checked. Same cable/puck standard inventory. No mains adapter added."}},{"url":"https://support.apple.com/guide/watch/apple-watch-models-apd2054d0d5b/watchos","kind":"manual","accessed":"2026-10-05","fields":["manual_url","touchscreen","gesture_controls","quick_release"],"notes":{"manual_url":"Current original Apple Watch User Guide models chapter explicitly includes Series 10 and Ultra 2 with watchOS 27. It shows exact named controls/sensors. Older diagrams and chipset specs are not borrowed from Series 12.","touchscreen":"Maker manual directs taps and swipes on the touch display for these supported models.","quick_release":"Named band-release control and manufacturer guide slide-in band system. No standard lug width inferred from decorative strap width.","gesture_controls":"Double tap supported. Wrist flick independently added with watchOS 26 on Series 9+ and Ultra 2+. Ultra 2 original double tap came with later watchOS 10.1, not launch firmware."}},{"url":"https://www.apple.com/os/watchos/","kind":"manufacturer_page","accessed":"2026-10-05","fields":["os_latest","phone_os_requirement","compatible_phone_os"],"notes":{"os_latest":"Current watchOS 27 explicitly supports these exact models. Latest system needs iPhone 11 or later, or SE second generation or later, with iOS 27. Original iPhone XS launch minimum is not a current-system compatibility promise."}},{"url":"https://support.apple.com/en-us/123002","kind":"manufacturer_page","accessed":"2026-10-05","fields":["blood_pressure","health_features","gesture_controls"],"notes":{"blood_pressure":"watchOS 26 actual release notes explicitly eligible Series 9+ and Ultra 2+ for hypertension notifications. No numerical mmHg measurement or cuff capability. Intended age 22+, no prior hypertension diagnosis and not pregnant. Country/paired-phone limits apply.","health_features":"Sleep score and hypertension notifications are later software. Not borrowed as original launch promises. Maker-supported Medications, Mindfulness, Vitals and later Sleep Score have no exact enum option and are retained here only. No nearest health category is substituted.","gesture_controls":"Wrist Flick supported on Series 9+ and Ultra 2+ with updated software."}},{"url":"https://www.apple.com/newsroom/2024/09/watchos-11-is-available-today/","kind":"press_release","accessed":"2026-10-05","fields":["health_features","medical_clearances","fitness_features"],"notes":{"medical_clearances":"Actual September 16, 2024 maker release confirms FDA 510(k) sleep-apnea software clearance and exact eligible Series 9/10 and Ultra 2. US jurisdiction, not universal device certification.","health_features":"Sleep apnea notifications for eligible adults 18+ without prior diagnosis. Vitals and training-load functions are current software additions. Ultra 2 did not launch with watchOS 11. Maker-supported Medications, Mindfulness, Vitals and later Sleep Score have no exact enum option and are retained here only. No nearest health category is substituted.","fitness_features":"Source also publishes Race Route, Pacer, workout views, heart-rate zones, Compass waypoints, cycling FTP/power zones/cadence and SWOLF. These names lack matching enum options and are not replaced with a different feature."}},{"url":"https://www.accessdata.fda.gov/cdrh_docs/pdf25/K250507.pdf","kind":"regulatory","accessed":"2026-10-05","fields":["medical_clearances"],"notes":{"medical_clearances":"FDA original K250507 Hypertension Notification Feature software cleared September 11, 2025 with administrative corrected letter September 12. Exact model eligibility separately proved by maker release notes. This is a notification algorithm, not numerical blood-pressure measurement."}},{"url":"https://support.apple.com/en-mt/guide/watch/-apd0111bf788/watchos","kind":"manual","accessed":"2026-10-05","fields":["offline_maps"],"notes":{"offline_maps":"Current maker guide explicitly syncs downloaded offline maps to Apple Watch for use without live iPhone data. Maps must be obtained and synced in advance. Region/content availability applies. Backtrack breadcrumbs alone are not used as proof."}},{"url":"https://support.apple.com/en-gb/guide/security/seccb53a35f0/web","kind":"manufacturer_page","accessed":"2026-10-05","fields":["nfc","nfc_payments"],"notes":{"nfc":"Maker platform security explicitly says unlocked Apple Watch side-button authorization routes contactless responses through NFC controller. Exact model technical sheets independently list Apple Pay.","nfc_payments":"Apple Pay contactless payment capability. Eligible cards, banks and regions required. Not inferred from tablet in-app Apple Pay."}},{"url":"https://www.apple.com/watch/cellular/","kind":"manufacturer_page","accessed":"2026-10-05","fields":["cellular","calls_on_watch","model_numbers"],"notes":{"calls_on_watch":"Exact A2986 or A3001/A3003 model groups listed for US and Europe carriers. Voice calls independently of nearby iPhone need compatible activated service plan. GPS variants need phone or eligible Wi-Fi calling. No current carrier list is treated as fixed forever."}},{"url":"https://www.tdsynnex.com/na/us/apple/wp-content/uploads/sites/49/2023/09/Apple-Watch-Lineup-and-Customer-Scenarios.pdf","kind":"manufacturer_pdf","accessed":"2026-10-05","fields":["spec_sheet_url","accelerometer_max_g","emergency_siren_db","battery_life_claimed","third_party_apps"],"notes":{"spec_sheet_url":"Original Apple-copyright September 2023 lineup/customer-scenarios sheet, hosted by distributor. Exact Ultra 2 column and Alpine Loop scenario kept separate from Series 9/SE.","accelerometer_max_g":"Original exact Ultra 2 column explicitly up to 256 g-forces.","emergency_siren_db":"Exact Ultra 2 Alpine Loop scenario explicitly built-in 86-decibel siren, audibility up to 180 m. Measurement distance for 86 dB is not specified. Notebookcheck 84 dB sentence is not substituted as maker claim.","battery_life_claimed":"Exact Ultra 2 table explicitly up to 17 h Outdoor Run workout in Low Power Mode with full heart-rate and GPS readings. Stored as Extended GPS workout and qualified, not ordinary full-power GPS or reduced-reading maximum battery mode. All recorded workloads use the internal battery without solar assistance. with_solar false qualifies those tests and is not an added solar-assisted runtime claim."}},{"url":"https://www.notebookcheck.net/Apple-Watch-Ultra-2-review-A-stunning-display.861637.0.html","kind":"measurement","accessed":"2026-10-05","fields":["measured_brightness_nits","quick_release"],"notes":{"measured_brightness_nits":"Exact Natural 49 mm review with orange/beige Trail Loop and watchOS 10.5 measures 2947 nits with brightness sensor enabled. Screen area and ambient lux unstated. Manual brightness 1023 is separate. Approximate three-day charge interval is not a full-discharge endurance test. Ninety minutes to 95 percent is not empty-to-full.","quick_release":"Exact supplied Trail Loop review confirms tool-free band change. Decorative 25 mm strap width is not a standard lug width."}},{"url":"https://www.apple.com/legal/warranty/products/ios-warranty-document-us.html","kind":"manufacturer_page","accessed":"2026-10-05","fields":["warranty_years"],"notes":{"warranty_years":"One-year US Apple manufacturer warranty. Statutory local consumer rights are separate."}},{"url":"https://www.apple.com/watch/compare/?modelList=watch-series-10,watch-ultra-2","kind":"manufacturer_page","accessed":"2026-10-05","fields":["weight_g","case_dimensions_mm","variants"],"notes":{"weight_g":"Exact selected models comparison explicitly places the same maker weights in Case rows, with bands in a separate section. This establishes case-only mass. Series 10 size/material/radio rows and Ultra 2 Natural/Black weights remain distinct.","case_dimensions_mm":"Maker Case row independently confirms published case height and width. Ultra 2 depth remains omitted because the current 12 mm claim differs from earlier exact maker 14.4 mm without a proved exclusion convention.","variants":"Exact model columns checked separately. No Series 11/12 or Ultra 3/4 values copied from adjacent comparison columns."}},{"url":"https://support.apple.com/en-us/149037","kind":"manufacturer_page","accessed":"2026-10-05","fields":["os_latest"],"notes":{"os_latest":"Stable watchOS 27 release dated September 14, 2026. Exact-model compatibility is separately established by the current maker watchOS page. Checked October 5, 2026."}},{"url":"https://support.apple.com/guide/watch/blood-oxygen-apdaf17aa5ef/watchos","kind":"manufacturer_page","accessed":"2026-10-05","fields":["spo2","health_features"],"notes":{"spo2":"Current maker guide qualifies affected US watches with part numbers ending LW/A or LS/A. Blood Oxygen measurements require the latest supported iOS and watchOS, with data analysis performed on the paired iPhone and results displayed in its Health app. This is a software and regional workflow qualification, not a different sensor claim."}},{"url":"https://www.apple.com/watchos/feature-availability/","kind":"manufacturer_page","accessed":"2026-10-05","fields":["ecg","spo2","blood_pressure","health_features"],"notes":{"health_features":"Current maker availability lists independently checked for the represented US and Germany markets. ECG, Blood Oxygen, sleep apnea notifications and hypertension notifications depend on supported model, software, region and individual eligibility. The affected US Blood Oxygen workflow is qualified by the dedicated maker guide."}},{"url":"https://support.apple.com/guide/watch/go-for-a-swim-apd09135915f/watchos","kind":"manufacturer_page","accessed":"2026-10-05","fields":["fitness_features"],"notes":{"fitness_features":"Current exact maker Watch guide explicitly names Pool Swim and Open Water Swim workouts. This supports the stored swim workout modes without inferring additional diving features."}},{"url":"https://www.macrumors.com/guide/apple-watch-ultra-vs-ultra-2","kind":"press","accessed":"2026-10-23","fields":["predecessor"],"notes":{"predecessor":"MacRumors says the Apple Watch Ultra 2 replaces the first-generation Apple Watch Ultra."}},{"url":"https://macrumors.com/guide/apple-watch-ultra-2-vs-ultra-3","kind":"press","accessed":"2026-10-23","fields":["successor"],"notes":{"successor":"MacRumors says the Apple Watch Ultra 3 replaces the second-generation Apple Watch Ultra."}}],"fields_filled":99,"updated":"2026-10-23"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}