{"data":{"slug":"samsung-galaxy-watch7","type":"smartwatch","brand":"Samsung","name":"Galaxy Watch7","aliases":["Galaxy Watch 7","SM-L300"],"release_date":"2024-07-24","url":"https://arkivo.dev/smartwatches/samsung-galaxy-watch7","specs":{"series":"Galaxy Watch","model_numbers":["SM-L300","SM-L300NZGAXAA"],"gtins":["887276868905"],"announce_date":"2024-07-10","status":null,"predecessor":"samsung-galaxy-watch6","successor":"samsung-galaxy-watch8","launch_price_usd":299.99,"launch_price_eur":319,"markets":["US"],"colors":["Green"],"manufacturer_url":"https://www.samsung.com/us/watches/galaxy-watch7/buy/galaxy-watch7-40mm-green-wifi-bluetooth-sm-l300nzgaxaa/","spec_sheet_url":"https://news.samsung.com/us/samsung-galaxy-ring-watch7-watch-ultra-wearables-provide-intelligent-health-wellness-data/","manual_url":"https://org.downloadcenter.samsung.com/downloadfile/ContentsFile.aspx?CDSite=US&CttFileID=9859189&CDCttType=UM&ModelType=C&ModelName=SM-L300NZGAXAA&VPath=UM/202408/20240827020153958/WEA_L30X_L31X_L70X_EN_UG_XF3_070324_FINAL_AC_071624.pdf","eprel_registration_number":null,"warranty_years":1,"segment":"smartwatch","os_updates_years":null,"security_updates_until":null,"case_sizes_mm":[40],"case_shape":"round","case_material":"aluminium","case_material_name":"Armor Aluminum","back_material":null,"case_dimensions_mm":{"height_mm":40.4,"width_mm":40.4,"thickness_mm":9.7},"weight_g":28.8,"weight_with_strap_g":null,"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":["Temperature cycling: -20 C for 1 hour and 50 C for 1 hour, repeated for 6 hours"],"operating_temperature_c":{"min_c":0,"max_c":35},"display_technology":"oled","display_technology_name":"Super AMOLED","screen_size_in":1.3,"resolution":{"width_px":432,"height_px":432},"pixel_density_ppi":330,"display_area_mm2":null,"touchscreen":true,"refresh_rate_max_hz":60,"refresh_rate_min_hz":null,"brightness_peak_nits":2000,"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","os_skin":"One UI 8 Watch","os_latest":"Wear OS 6","compatible_phone_os":["android"],"phone_os_requirement":"Android 11 or later with more than 1.5 GB RAM and Google Play services. Current Samsung Health Monitor additionally requires a compatible Galaxy phone with Android 12 or later.","third_party_apps":true,"voice_assistants":["Bixby","Google Gemini"],"chipset":"Samsung Exynos W1000","process_node_nm":3,"cpu_core_count":5,"cpu_clusters":[{"count":1,"core_name":"Cortex-A78","max_ghz":1.6},{"count":4,"core_name":"Cortex-A55","max_ghz":1.5}],"cpu_max_ghz":1.6,"gpu":"ARM Mali-G68 MP2","low_power_coprocessor":null,"ram_gb":[2],"storage_gb":[32],"heart_rate_sensor":"Samsung BioActive Sensor","ecg":true,"spo2":true,"skin_temperature":true,"blood_pressure":"cuff_calibrated","bioimpedance":true,"eda_sensor":null,"medical_clearances":["FDA De Novo authorization for Sleep Apnea feature","FDA clearance for ECG Monitor and Irregular Heart Rhythm Notification"],"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","blood_oxygen_app","hrv","sleep_tracking","sleep_stages","stress_tracking","readiness_score","cycle_tracking","temperature_based_ovulation","body_composition","ecg_app","irregular_rhythm_notifications","sleep_apnea_notifications"],"fitness_features":["auto_workout_detection","pool_swim","open_water_swim","strength_rep_counting","interval_workouts"],"sport_profiles_count":null,"dive_modes":null,"external_sensor_types":null,"fall_detection":true,"crash_detection":null,"emergency_sos":true,"emergency_siren_db":null,"live_tracking":true,"led_flashlight":null,"positioning":["GPS (L1+L5)","GLONASS","BeiDou","Galileo"],"dual_frequency_gnss":true,"offline_maps":null,"bluetooth":true,"bluetooth_version":"5.3","wifi":true,"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":["Samsung Wallet"],"uwb":null,"satellite_connectivity":null,"ant_plus":null,"speaker":true,"microphone_count":1,"calls_on_watch":"phone_only","offline_music":true,"button_count":2,"hardware_buttons":["Home button","Back button"],"crown":"none","rotating_bezel":"touch","gesture_controls":["Double pinch","Shake to dismiss","Knock knock"],"battery_capacity_mah":300,"battery_life_claimed":[{"mode":"smartwatch","with_solar":false,"hours":40},{"mode":"always_on","with_solar":false,"hours":30}],"battery_life_smartwatch_claimed_h":40,"battery_life_always_on_claimed_h":30,"battery_life_gps_claimed_h":null,"solar_charging":null,"charging_method":"proprietary_wireless","charging_notes":"Use the supplied Samsung wireless charging cable with a compatible Samsung USB power adapter. The wall adapter is sold separately. Adapter guidance does not establish power accepted by the watch.","charging_max_w":null,"fast_charging":true,"quick_charge":null,"charge_time_0_80_min":null,"charge_time_0_100_min":null,"measured_brightness_nits":null,"measured_battery_active_use_h":24,"battery_life_measured":[{"test":"mixed_use_always_on","hours":24},{"test":"other","hours":40}],"measured_charge_time_min":null,"band_width_mm":20,"quick_release":true,"band_compatibility":"20 mm quick-release spring-bar straps with Samsung one-click band release","band_material":"hnbr","band_name":"Green Sport Band (Small/Medium)","band_sizes":[{"size_label":"Small/Medium","wrist_min_mm":130,"wrist_max_mm":190}],"fcc_ids":["A3LSML300"],"sar_limb_w_kg":0.33,"sar_eu_limb_w_kg":null,"other_certifications":null,"in_the_box":["Galaxy Watch7 (40 mm Green Bluetooth)","Green Sport Band (Small/Medium)","Wireless charging cable"],"charger_in_box":false},"variants":[],"sources":[{"url":"https://news.samsung.com/us/samsung-galaxy-ring-watch7-watch-ultra-wearables-provide-intelligent-health-wellness-data/","kind":"press_release","accessed":"2026-10-08","fields":["series","announce_date","launch_price_usd","segment","spec_sheet_url","case_sizes_mm","case_shape","case_dimensions_mm","weight_g","display_technology","display_technology_name","screen_size_in","resolution","always_on_display","display_cover_material","display_cover","platform","os_at_launch","compatible_phone_os","phone_os_requirement","chipset","process_node_nm","cpu_core_count","ram_gb","storage_gb","heart_rate_sensor","bioimpedance","skin_temperature","accelerometer","gyroscope","barometer","compass","ambient_light_sensor","positioning","dual_frequency_gnss","bluetooth_version","wifi_bands","nfc","battery_capacity_mah","fast_charging","water_resistance_atm","ip_rating","mil_std_810","mil_std_810_tests","release_date","medical_clearances"],"notes":{"launch_price_usd":"Original US starting launch price is 299.99 USD for 40 mm Bluetooth. Original July 2024 SKU sheet independently confirms selected Green SM-L300NZGAXAA. Later December 2025 revised MSRP 249.99 is excluded.","case_sizes_mm":"Only selected 40 mm reference. Other sizes and LTE editions excluded.","case_dimensions_mm":"40 mm specification row. Footnote 50 excludes health-sensor protrusion. This is not a maximum depth including the sensor.","weight_g":"40 mm row 28.8 g, footnote 51 excludes band. Current US support comparison prints 28.9 g, while original US launch and exact SM-L300 technical table agree on 28.8 g. Supplied-band weight is not inferred.","screen_size_in":"Published 1.3 inches with 33.3 mm in parentheses for the round 40 mm display. No pixel-derived diameter or rounded-size conversion.","os_at_launch":"Launch Wear OS 5 and One UI 6 Watch. Current supported software recorded separately. Inconsistent older change-log AndroidWear labels do not replace launch evidence.","phone_os_requirement":"Launch footnote 54: Android 11+, more than 1.5 GB memory, excluding Android Go and phones without Google Play. Current US Health Monitor requirements are Galaxy Android 12+.","positioning":"GPS L1+L5 explicitly named, with GLONASS, BeiDou and Galileo. Other constellation signal bands unknown.","battery_capacity_mah":"Typical 300 mAh for 40 mm. Footnote 52 gives IEC 61960 sample-average conditions. The 425 mAh 44 mm battery is excluded.","mil_std_810":"MIL-STD-810H maker claim. Footnote 56 documents the temperature cycle only, not every military-standard test.","mil_std_810_tests":"Footnote 56 repeats -20 C (1 hour) and 50 C (1 hour), 6 hours total. Durability test, not normal operating temperature.","release_date":"General US availability July 24, 2024. The announcement names Green for 40 mm.","medical_clearances":"Exact Watch7 launch text identifies De Novo FDA-authorized Sleep Apnea feature. Applies to this software and its eligible host/watch conditions, not every health sensor or blood-pressure function."}},{"url":"https://www.samsung.com/us/watches/galaxy-watch7/buy/galaxy-watch7-40mm-green-wifi-bluetooth-sm-l300nzgaxaa/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["model_numbers","colors","markets","manufacturer_url","cellular","band_name","band_sizes","warranty_years"],"notes":{"model_numbers":"Exact selected US Green 40 mm Wi-Fi/Bluetooth SM-L300NZGAXAA. Physical model SM-L300. Same-SKU canonical redirect observed. Stock messages vary across purchase contexts, so lifecycle status is omitted.","cellular":"Exact US purchase identity and SKU sheet explicitly identify Bluetooth hardware. Family LTE instructions apply to SM-L305/SM-L315 and are excluded.","band_name":"Selected Sport, Green, Small/Medium package. Ripple band with orange/light-blue stitching matches exact SM-L300 support image.","band_sizes":"Selected supplied Sport Small/Medium is 130-190 mm. Other straps and broad aftermarket compatibility ranges excluded.","warranty_years":"Official Samsung brand response on the US maker purchase page, dated January 24, 2025, explicitly states a 12-month warranty for manufacturing defects in materials and workmanship. Response is to the same Watch7 40 mm Bluetooth family in Cream. It is a general product warranty, not a color-specific promotion. Optional Samsung Care+ and retailer extensions are separate. Exact US SKU price-sheet Warranty 365 is corroboration, not the unit-defining source."}},{"url":"https://image-us.samsung.com/SamsungUS/business/solutions/industries/government/msrp-price-sheets/01152026/Samsung_Wearables_MSRP_Price_File_%28December_2025%29.pdf","kind":"manufacturer_pdf","accessed":"2026-10-08","fields":["gtins"],"notes":{"gtins":"Only page, exact SM-L300NZGAXAA Galaxy Watch7 BT 40 mm Green row gives UPC 887276868905. Shipping mass and revised MSRP are not used as device weight or launch price."}},{"url":"https://image-us.samsung.com/SamsungUS/samsungbusiness/solutions/industries/government/msrp-price-sheets/08142024/Samsung_Wearables_MSRP_Price_File_July_2024.pdf","kind":"manufacturer_pdf","accessed":"2026-10-08","fields":["launch_price_usd"],"notes":{"launch_price_usd":"Original July 2024 maker MSRP row for exact SM-L300NZGAXAA Green 40 mm Bluetooth, 299.99 USD."}},{"url":"https://www.samsung.com/us/watches/galaxy-watch7/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["case_material","brightness_peak_nits"],"notes":{"case_material":"Current Watch7 column names Aluminum case and sapphire screen. Ultra titanium and Watch8 designs excluded.","brightness_peak_nits":"Up to 2000 nits maker peak claim. No measured screen area, ambient-light conditions or full-white test is published."}},{"url":"https://www.samsung.com/us/support/answer/ANS10003275/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["case_material_name","pixel_density_ppi"],"notes":{"case_material_name":"Watch7 Material row states AL (Armor Aluminum). Retail overview calls it Aluminum.","pixel_density_ppi":"Watch7 Display Resolution row explicitly pairs 432x432 with 330 PPI. Published 40 mm value, not a rectangular diagonal calculation."}},{"url":"https://www.samsung.com/uk/business/watches/galaxy-watch/galaxy-watch7-40mm-green-bluetooth-sm-l300nzgaeua/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["wifi","wifi_standard","bluetooth","cpu_clusters","battery_life_claimed"],"notes":{"wifi_standard":"Exact SM-L300 40 mm Bluetooth hardware table: 802.11a/b/g/n, 2.4+5 GHz. Matches original US model hardware. Regional clinical permissions, prices and warranty are excluded.","cpu_clusters":"Exact SM-L300 CPU Speed 1.6 GHz and 1.5 GHz, Penta-Core. Exynos W1000 maker page metadata independently names one Cortex-A78 and four Cortex-A55. Actual device clocks confirmed before mapping cores.","battery_life_claimed":"Exact 40 mm Bluetooth technical table: up to 40 h AOD off, 30 h AOD on. Internal typical-usage lab estimates. Actual use/model/network conditions vary. No 44 mm, LTE or GNSS-specific runtime transferred."}},{"url":"https://semiconductor.samsung.com/processor/wearable-processor/exynos-w1000/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["cpu_clusters"],"notes":{"cpu_clusters":"Page metadata explicitly names Cortex-A78 1.6 GHz Single-core and Cortex-A55 1.5 GHz Quad-core. Exact watch table independently confirms clocks/core count. Other chip capabilities not inferred."}},{"url":"https://org.downloadcenter.samsung.com/downloadfile/ContentsFile.aspx?CDSite=US&CttFileID=9859189&CDCttType=UM&ModelType=C&ModelName=SM-L300NZGAXAA&VPath=UM/202408/20240827020153958/WEA_L30X_L31X_L70X_EN_UG_XF3_070324_FINAL_AC_071624.pdf","kind":"manual","accessed":"2026-10-08","fields":["manual_url","button_count","hardware_buttons","touchscreen","third_party_apps","charging_method","charging_notes","nfc_payments","payment_services","quick_release","offline_music","fall_detection","emergency_sos","live_tracking","calls_on_watch"],"notes":{"manual_url":"Original English North America guide Version 1.0, linked from exact SM-L300NZGAXAA support Manual and Software modal. LTE/Ultra-only hardware instructions excluded.","button_count":"Printed page 6 Watch7 figure: Home and Back. Ultra Quick button excluded.","charging_method":"Pages 7-8 supplied wireless cable. WPC-based charging and magnetic attachment do not establish generic Qi interoperability.","charging_notes":"Page 8: wall charging head not included. Samsung chargers rated 5 V with output current over 150 mA recommended. No adapter rating stored as watch maximum power.","payment_services":"Page 31 Samsung Wallet. Supported cards/services and setup required. No all-bank/all-market guarantee.","quick_release":"Page 11 supplied band release button removes/attaches band without tools. Ultra connector differs.","offline_music":"Page 37 stored watch tracks. Galaxy Wearable Content settings transfers music. Phone-media remote control is distinct.","fall_detection":"Page 66 configured hard fall detection calls emergency contact. Paired-phone call/data connectivity required for Bluetooth reference.","emergency_sos":"Page 66 Home button five presses, configured emergency contact SOS. Current model manual permits selected emergency number and location sharing. Bluetooth reference requires paired compatible phone/network.","live_tracking":"Emergency location sharing to configured contacts. Current OS 6 manual says location sent continuously after SOS. Not a general sports-tracking claim.","calls_on_watch":"Paired-phone calls for Bluetooth SM-L300. Family manual LTE activation instructions excluded."}},{"url":"https://org.downloadcenter.samsung.com/downloadfile/ContentsFile.aspx?CDSite=UNI_UK&OriginYN=N&ModelType=N&ModelName=SM-L300&CttFileID=10986464&CDCttType=UM&VPath=UM%2F202510%2F20251016155939128%2FWatch7_UG_EU_Android_F0_Eng_Rev.1.0_250930.pdf","kind":"manual","accessed":"2026-10-08","fields":["speaker","microphone_count","crown","rotating_bezel","water_resistance_standard","operating_temperature_c","gesture_controls","health_features","fitness_features","voice_assistants"],"notes":{"microphone_count":"Printed page 7 complete Watch7 layout labels one microphone and separately labels pressure vent/speaker. Figure explicitly names SM-L300 and was visually checked. Two-microphone Ultra diagram excluded.","speaker":"Same exact Watch7 page 7 device figure explicitly labels speaker.","crown":"Two push buttons in complete layout, no rotating crown. Touch bezel separate.","rotating_bezel":"Page 26 Touch bezel describes swiping screen edge, not physical case rotation.","water_resistance_standard":"Page 151 Watch7 section: ISO 22810:2010 static 5 ATM. Shallow pool/sea swimming. No dive depth conversion.","operating_temperature_c":"Page 155 recommended operation 0-35 C. Durability test temperature range excluded.","gesture_controls":"Buttons and gestures pages 127-129. Context, settings and app restrictions apply.","health_features":"Continuous HR is an optional setting, not default. Energy score is readiness-style advice. Cycle predictions use overnight skin temperature. Current US ECG/IHRN/sleep-apnea restrictions separately cited. Global BP permissions are not transferred. US overview explicitly supports sleeping HRV.","fitness_features":"Pages 53-64: auto detection, Pool swim, Open water swim, repetition counts and interval routines. Track back on page 62 is Ultra-only and excluded. Over 100 workouts is not an exact count. No unproved VO2 max/training-load/running-power feature transferred.","voice_assistants":"Page 120 Google apps lists Gemini, with model/carrier/region limits. Current Google guide independently supports Wear OS 4+, connected eligible Android phone with Gemini as assistant and Play Store install. Bixby in original US guide. Supported app capability, not guaranteed out-of-box/account availability."}},{"url":"https://www.samsung.com/us/watches/galaxy-watch7/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["health_features"],"notes":{"health_features":"Current US Sleep Coach passage names sleep stages and sleeping HRV. Energy score, BIA and temperature-based cycles/ovulation supported. Cycle predictions require age 18+ and are not intended for contraception. Hormonal birth control or treatment that inhibits ovulation makes this service unsuitable. Maker recommends overnight wear for at least 4 hours, 5 times a week. Regulated health eligibility is separately qualified."}},{"url":"https://www.samsung.com/us/apps/samsung-health-monitor/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["ecg","spo2"],"notes":{"ecg":"US current Health Monitor: compatible Galaxy Watch, paired Galaxy phone, latest software/app. ECG/IHRN age 22+, regional purchase/service and stated medical exclusions. Current Galaxy Android 12+ requirements separately documented.","spo2":"Watch blood oxygen app and overnight readings, supported by exact manuals and US launch/current pages. Wellness measurements."}},{"url":"https://www.samsungmobilepress.com/articles/samsung-health-blood-pressure-monitoring-us-galaxy-watch","kind":"press_release","accessed":"2026-10-08","fields":["blood_pressure","health_features","phone_os_requirement","medical_clearances"],"notes":{"blood_pressure":"US phased rollout March 31, 2026. Watch4+ excluding Fit, Wear OS 4+, paired Galaxy phone Android 12+, Health Monitor and upper-arm cuff calibration initially/every 28 days. Wellness estimate, not diagnosis/FDA claim. Future passive trends not stored. No foreign minimum age transferred.","health_features":"ECG/IHRN/sleep-apnea age 22+ and current Galaxy phone/app/software restrictions explicit. IHRN is opportunistic. Country/region purchase/service restrictions apply.","phone_os_requirement":"Current Galaxy Android 12+ Health Monitor requirements supplement generic Watch7 Android 11+ pairing baseline.","medical_clearances":"March 31 2026 US statement explicitly names FDA authorization for Sleep Apnea and FDA clearance for ECG readings and irregular heart rhythm notifications. BP uses cuff-calibrated wellness estimates. FDA language is not transferred to BP."}},{"url":"https://doc.samsungmobile.com/SM-L300/030217240731/eng.html","kind":"manufacturer_page","accessed":"2026-10-08","fields":["os_latest","os_skin"],"notes":{"os_latest":"Exact SM-L300 One UI 8 upgrade October 20, 2025, AndroidWear 6.0. Current major support, not exact US XAA patch/rollout day. Model/region/provider can differ. Older inconsistent AndroidWear labels not used as launch version.","os_skin":"Current supported One UI 8 Watch, distinct from launch One UI 6. Exact OS 6 guide from October 2025 corroborates major software."}},{"url":"https://support.google.com/gemini/answer/16401122?hl=en","kind":"manufacturer_page","accessed":"2026-10-08","fields":["voice_assistants"],"notes":{"voice_assistants":"Wear OS 4+, connected Android phone, eligible language/region, Gemini as phone digital assistant. Install watch app from Play Store if needed. Gradual availability applies. Model OS 6 manual lists Gemini. No launch Gemini or every-account availability claim."}},{"url":"https://news.samsung.com/in/user-guide-discover-the-best-fit-with-galaxy-watch-ultra-and-galaxy-watch7-bands","kind":"manufacturer_page","accessed":"2026-10-08","fields":["band_material"],"notes":{"band_material":"Sport Band section explicitly names HNBR, ripple design and orange/light-blue stitching, with Green among colors. Exact selected US package names Green Sport S/M and matches photographed strap. No generic silicone assumption."}},{"url":"https://www.samsung.com/de/support/mobile-devices/armband-deiner-galaxy-watch-wechseln/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["band_width_mm","band_compatibility"],"notes":{"band_width_mm":"Maker Watch7/older quick-release compatibility guidance states 20 mm interface. This is lug attachment, not decorative 22.5 mm overall Sport Band width. Model manual shows spring-bar attachment.","band_compatibility":"Maker distinguishes Watch7 quick-release/spring bars from Watch8/Ultra Dynamic Lug. Selected band uses one-click release."}},{"url":"https://www.samsung.com/us/support/troubleshoot/TSG10003540/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["in_the_box","charger_in_box"],"notes":{"in_the_box":"Model-specific US complete box article: watch, band and wireless charger. Selected band identity from exact purchase page. Promotional extras excluded.","charger_in_box":"Article explicitly states wall chargers sold separately. Wireless charging cable does not count as mains/USB power adapter."}},{"url":"https://news.samsung.com/de/samsung-erweitert-wearables-portfolio-intelligentes-gesundheitstracking-fur-alle","kind":"press_release","accessed":"2026-10-08","fields":["launch_price_eur"],"notes":{"launch_price_eur":"Original July 10 German announcement explicitly gives 40 mm Bluetooth launch MSRP 319 EUR and Green/Cream colors. Consumer VAT included. Regional health/warranty/shipping facts excluded."}},{"url":"https://www.tomsguide.com/wellness/smartwatches/samsung-galaxy-watch-7-review","kind":"review_site","accessed":"2026-10-08","fields":["measured_battery_active_use_h","battery_life_measured"],"notes":{"measured_battery_active_use_h":"Dan Bracaglia tested 40 mm and observed roughly 24 h with default power settings, AOD on and limited-health-features off, paired Galaxy S24. Original underside photo engraves SM-L300 and 40mm, proving Bluetooth hardware. Green Sport S/M visible. Firmware, workout duration/GPS mode unstated. Observed duration, not percentage projection.","battery_life_measured":"Same exact SM-L300 40 mm test: ~24 h AOD normal use and 40 h power-save. Power-save disables AOD/Wi-Fi/wake gesture and other functions, so 40 h is Other, not normal AOD-off endurance. No 44 mm/LTE transfer. About two-hour full charge lacks stated empty-start endpoint, so measured charging time omitted."}},{"url":"https://cdn.mos.cms.futurecdn.net/WQwMkh9DQr7jWMWXoanBnD.jpg","kind":"review_site","accessed":"2026-10-08","fields":["measured_battery_active_use_h","battery_life_measured"],"notes":{"measured_battery_active_use_h":"Original same-review underside photo credited Dan Bracaglia. Engraved SM-L300 and 40mm visually read. This identifies Bluetooth test hardware. Green Sport S/M strap matches reference.","battery_life_measured":"Physical test identity proof. Duration/settings come from exact review battery section."}},{"url":"https://phonedb.net/index.php?c=samsung_sm-l300_galaxy_watch7_40mm_wifi__samsung_l300&id=24290&m=device","kind":"spec_database","accessed":"2026-10-08","fields":["gpu","refresh_rate_max_hz"],"notes":{"gpu":"Exact Graphical Subsystem > Graphical Controller names ARM Mali-G68MP2. No GPU clock or desktop compute-unit equivalence inferred.","refresh_rate_max_hz":"Exact Display > Display Refresh Rate 60Hz for SM-L300 40mm. Device-database specification, not photometer/oscilloscope measurement. AOD minimum refresh not stated."}},{"url":"https://www.samsung.com/ae/support/mobile-devices/what-are-the-size-material-and-color-options-for-galaxy-watch7-and-galaxy-watch-ultra/","kind":"manufacturer_page","accessed":"2026-10-08","fields":["band_width_mm","band_material"],"notes":{"band_width_mm":"Exact Watch7 Small 40mm row: Band 20mm S/M (Sport Band, HNBR, One Click), Green band. Nominal supplied-band attachment matches selected US Green Sport S/M package. Region-specific availability and prices excluded.","band_material":"Exact Small 40mm Green Sport S/M row explicitly says HNBR. No decorative width or aftermarket strap material substituted."}},{"url":"https://fccid.io/A3LSML300","kind":"regulatory","accessed":"2026-10-08","fields":["fcc_ids","sar_limb_w_kg"],"notes":{"fcc_ids":"FCC grant and application explicitly identify Samsung SML300, A3LSML300. Exact maker OS 6 manual labels Bluetooth Watch7 SM-L300, and US selected SKU starts SM-L300. Original e-label document title ID Label and Location SM-L300 corroborates hardware model. LTE SM-L305 and 44 mm SM-L310 are excluded.","sar_limb_w_kg":"US FCC grant publishes maximum extremity SAR under simultaneous transmission of 0.33 W/kg averaged over 10 g. This is the stated wrist/limb exposure condition."}},{"url":"https://www.gsmarena.com/samsung_galaxy_watch_ultra_and_galaxy_watch7_handson-news-63675.php","kind":"review_site","accessed":"2026-10-23","fields":["predecessor"],"notes":{"predecessor":"GSMArena's hands-on calls the Galaxy Watch7 the successor to the regular Galaxy Watch6."}},{"url":"https://www.gsmarena.com/samsung_galaxy_watch8_and_galaxy_watch8_classic-review-2860p5.php","kind":"review_site","accessed":"2026-10-23","fields":["successor"],"notes":{"successor":"GSMArena's review calls the Galaxy Watch7 the predecessor of the Galaxy Watch8."}}],"fields_filled":110,"updated":"2026-10-23"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}