{"data":{"slug":"amazfit-t-rex-3","type":"smartwatch","brand":"Amazfit","name":"T-Rex 3","aliases":["T-Rex 3","Amazfit T-Rex 3 48mm"],"release_date":"2024-09","url":"https://arkivo.dev/smartwatches/amazfit-t-rex-3","specs":{"series":"T-Rex","model_numbers":["W2323GL2N","W2323GL3N","W2323GL9N"],"gtins":null,"announce_date":"2024-09-06","status":"available","predecessor":null,"successor":null,"launch_price_usd":279.99,"launch_price_eur":299.9,"markets":null,"colors":["Onyx","Lava","Haze Gray"],"manufacturer_url":"https://us.amazfit.com/products/amazfit-t-rex-3","spec_sheet_url":null,"manual_url":"https://support.amazfit.com/en/amazfit_t-rex_3/files/user-manual.pdf.pdf","eprel_registration_number":null,"warranty_years":1,"segment":"outdoor","os_updates_years":null,"security_updates_until":null,"case_sizes_mm":[48],"case_shape":"round","case_material":"mixed","case_material_name":"Stainless steel bezel, polymer middle frame","back_material":null,"case_dimensions_mm":{"height_mm":48.5,"width_mm":48.5,"thickness_mm":13.75},"weight_g":68.3,"weight_with_strap_g":null,"water_resistance_atm":10,"water_resistance_standard":"ISO 22810:2010","ip_rating":null,"dive_rating":"EN 13319, ISO 6425, GB/T 18828","dive_max_depth_m":44.8,"mil_std_810":null,"mil_std_810_tests":null,"operating_temperature_c":{"min_c":-30,"max_c":70},"display_technology":"oled","display_technology_name":"AMOLED","screen_size_in":1.5,"resolution":{"width_px":480,"height_px":480},"pixel_density_ppi":322,"display_area_mm2":null,"touchscreen":true,"refresh_rate_max_hz":null,"refresh_rate_min_hz":null,"brightness_peak_nits":2000,"brightness_min_nits":null,"always_on_display":true,"display_cover_material":"gorilla_glass","display_cover":"Gorilla Glass","platform":"proprietary","os_at_launch":"Zepp OS 4","os_skin":null,"os_latest":"Zepp OS 4.5","compatible_phone_os":["ios","android"],"phone_os_requirement":"Android 7.0 and above, iOS 14.0 and 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Pay"],"uwb":null,"satellite_connectivity":null,"ant_plus":false,"speaker":false,"microphone_count":null,"calls_on_watch":"none","offline_music":true,"button_count":4,"hardware_buttons":["UP","SELECT","BACK","DOWN"],"crown":"none","rotating_bezel":"none","gesture_controls":null,"battery_capacity_mah":700,"battery_life_claimed":[{"mode":"smartwatch","with_solar":false,"hours":648},{"mode":"heavy_use","with_solar":false,"hours":312},{"mode":"low_power","with_solar":false,"hours":960},{"mode":"time_only","with_solar":false,"hours":1944},{"mode":"gps_dual_frequency","with_solar":false,"hours":42},{"mode":"gps_power_saving","with_solar":false,"hours":72},{"mode":"extended_gps","with_solar":false,"hours":114},{"mode":"max_battery_gps","with_solar":false,"hours":180}],"battery_life_smartwatch_claimed_h":648,"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":null,"quick_charge":null,"charge_time_0_80_min":null,"charge_time_0_100_min":180,"measured_brightness_nits":null,"measured_battery_active_use_h":null,"battery_life_measured":null,"measured_charge_time_min":null,"band_width_mm":22,"quick_release":null,"band_compatibility":null,"band_material":"silicone","band_name":"Standard liquid silicone strap","band_sizes":[{"size_label":null,"wrist_min_mm":145,"wrist_max_mm":210}],"fcc_ids":null,"sar_limb_w_kg":null,"sar_eu_limb_w_kg":null,"other_certifications":null,"in_the_box":["Smartwatch (including standard strap)","Magnetic charging base (no USB Type-C cable)","Instruction manual"],"charger_in_box":false},"variants":[{"model_number":"W2323GL2N","colors":["Onyx"]},{"model_number":"W2323GL3N","colors":["Lava"]},{"model_number":"W2323GL9N","colors":["Haze Gray"]}],"sources":[{"url":"https://us.amazfit.com/products/amazfit-t-rex-3","kind":"manufacturer_page","accessed":"2026-10-13","fields":["series","segment","status","manufacturer_url","model_numbers","colors","warranty_years","case_sizes_mm","case_shape","case_material","case_material_name","case_dimensions_mm","weight_g","water_resistance_atm","water_resistance_standard","dive_rating","dive_max_depth_m","dive_modes","operating_temperature_c","display_technology","display_technology_name","screen_size_in","resolution","pixel_density_ppi","touchscreen","brightness_peak_nits","display_cover_material","display_cover","platform","os_latest","compatible_phone_os","phone_os_requirement","third_party_apps","voice_assistants","heart_rate_sensor","spo2","accelerometer","gyroscope","barometer","compass","ambient_light_sensor","health_features","fitness_features","sport_profiles_count","external_sensor_types","dual_frequency_gnss","offline_maps","bluetooth","bluetooth_version","wifi","wifi_bands","cellular","ant_plus","speaker","calls_on_watch","offline_music","button_count","battery_capacity_mah","battery_life_claimed","charging_method","charge_time_0_100_min","band_width_mm","band_material","band_name","band_sizes","in_the_box","charger_in_box","variants","always_on_display"],"notes":{"model_numbers":"Store variant SKUs: W2323GL2N (Onyx), W2323GL3N (Lava), W2323GL9N (Haze Gray). The retail model code seen on resellers is not stored. The T-Rex 3 Pro is a separate model.","colors":"Spec table: Onyx, Lava, Gray. The store option for the gray one is Haze Gray. Lava is sold out on the access date.","warranty_years":"Store banner: 1 year warranty. This is the US store.","case_sizes_mm":"Feature text: 1.88 inch (48 mm) case. Physical size is 48.5 mm.","case_material":"Body material: stainless steel bezel, polymer middle frame. Stored as mixed.","case_dimensions_mm":"Dimensions without heart rate base: 48.5 x 48.5 x 13.75 mm. The thickness leaves out the sensor base.","weight_g":"Weight (without strap): 68.3 g.","water_resistance_atm":"Water-resistance grade 10 ATM. Note 4 says it is rated to ISO 22810:2010 for 100 m and passed SGS testing.","water_resistance_standard":"Note 4: according to ISO 22810:2010 the watch achieves 10 ATM.","dive_rating":"Diving certification: EN13319, ISO 6425, GB/T 18828 for freediving to 147 feet.","dive_max_depth_m":"147 feet converted exactly is 44.8 m. This is the certified freediving depth in the specification table.","dive_modes":"Diving workouts listed: outdoor freediving, indoor freediving, spearfishing. The feature text says freediving and recreational diving certified and note 9 names the Buhlmann ZHL-16C model. No scuba workout is listed, so only freedive is stored.","operating_temperature_c":"Feature text: withstands temperatures from 158 F to -22 F, which is 70 to -30 degrees C. Note 3 says low temperature mode must be switched on and limits functions when the watch surface is below -10 degrees C.","screen_size_in":"Display size 1.5 inch.","pixel_density_ppi":"PPI 322 as published. 480 pixels over 1.5 inch is 320.","touchscreen":"Touchscreen: Gorilla Glass. Glove mode works with gloves up to 2 mm thick.","brightness_peak_nits":"Able to reach 2,000 nits peak brightness. Note 2: not supported in low temperature mode or when battery life is below 30%, and needs automatic brightness.","always_on_display":"The manual lists an Always On Display setting (see manual source).","display_cover":"Spec table says Gorilla Glass. No generation is named.","platform":"Zepp OS. The page says Zepp Flow is integrated at all levels of Zepp OS 4.5.","os_latest":"Zepp OS 4.5 per the page on the access date.","phone_os_requirement":"Supported devices: Android 7.0 and above, iOS 14.0 and above. The manual says Android 7.0 or iOS 12.0 or later.","third_party_apps":"Hundreds of mini apps can be downloaded from the Zepp App. Examples are Sonos Control and Pill Reminder.","voice_assistants":"Zepp Flow with OpenAI GPT-4o technology. Available in select countries and regions.","heart_rate_sensor":"Health sensor: BioTracker 6.0 PPG biometric sensor.","spo2":"24-hour and manual blood-oxygen saturation. Not a medical device.","compass":"Compass is listed. The movement sensors include a geomagnetic sensor.","health_features":"24-hour heart rate, blood oxygen and stress, abnormal high and low heart rate alerts, sleep stages including REM, readiness and heart rate variability. Not medical devices.","fitness_features":"VO2 Max, training load and recovery time, running power analysis, pool and open-water swim, strength training with rep counting, interval training, offline maps, turn-by-turn directions, direct return navigation and ski resort maps. The climbing gradient view is not stored as climb detection.","sport_profiles_count":"Sports Modes: 177. Marketing copy says 170+.","external_sensor_types":"Bluetooth peripherals: heart rate belts, running power meter (Stryd), cycling power meter, cadence and speed sensors. Only BLE devices are supported.","dual_frequency_gnss":"Dual-band and six satellite positioning systems. The page does not name the systems.","offline_maps":"Offline Maps: Support.","bluetooth":"Connection: WiFi 2.4GHz, Bluetooth 5.2, BLE.","bluetooth_version":"Bluetooth 5.2.","wifi":"WiFi 2.4GHz. The page also lists OTA update via Wi-Fi.","cellular":"Connection lists WiFi 2.4GHz, Bluetooth 5.2 and BLE only. No cellular radio.","ant_plus":"Note 17: connection to peripheral devices only supports devices with BLE connection. No ANT+ is listed.","speaker":"Note 25: the watch has no built-in speaker. Music goes to Bluetooth headphones.","calls_on_watch":"FAQ: the T-Rex 3 does not support Bluetooth phone calls but supports phone call notifications.","offline_music":"Music Storage: Support. Only MP3 files, played through Bluetooth headphones.","button_count":"Buttons: 4.","battery_capacity_mah":"Battery capacity 700 mAh (rated value).","battery_life_claimed":"Typical 27 days (648 h). Heavy 13 days (312 h). Battery saver 40 days (960 h). Clock mode 81 days (1944 h). Accuracy GPS 42 h (dual-frequency, all satellites, heart rate on). Power saving GPS 72 h (single frequency). GPS Long Battery Life Mode 114 h and GPS Max Battery Life 180 h, both only in Hiking and Climbing sports modes. The low temperature rows (28 h GPS on and 32 days GPS off) are not stored. Typical use conditions are in note 5.","charging_method":"Magnetic charging base. A review database lists two pogo pins, so the pins option is stored.","charge_time_0_100_min":"Theoretical charging duration: approx. 3 hours, stored as 180 min.","band_width_mm":"Strap width 22 mm.","band_material":"Strap material: liquid silicone.","band_name":"The store names no strap model. The spec table lists a liquid silicone strap.","band_sizes":"Min and max wrist dimensions 145 mm to 210 mm.","in_the_box":"Packing list: smartwatch (including standard strap), magnetic charging base (no USB Type-C cable), instruction manual.","charger_in_box":"Only the charging base is supplied. No mains adapter.","variants":"Colour variants from the store.","status":"Store lists Onyx and Haze Gray as available at 279.99 USD.","series":"Amazfit T-Rex series.","segment":"Amazfit sells it as a rugged outdoor smartwatch.","manufacturer_url":"Amazfit US product page."}},{"url":"https://support.amazfit.com/en/amazfit_t-rex_3/files/user-manual.pdf.pdf","kind":"manual","accessed":"2026-10-13","fields":["manual_url","hardware_buttons","crown","rotating_bezel","always_on_display","compatible_phone_os"],"notes":{"manual_url":"Amazfit T-Rex 3 user manual, global version.","hardware_buttons":"Upper right SELECT, lower right BACK, and UP and DOWN buttons.","crown":"No crown is described. Controls are four buttons and the touchscreen.","rotating_bezel":"No rotating bezel is described.","always_on_display":"Settings > Display > Always On Display.","compatible_phone_os":"Pairs with the Zepp app on Android or iOS."}},{"url":"https://www.zepp.com/press-release/amazfit-t-rex-3-launches-at-ifa-berlin-redefining-adventure-for-modern-explorers","kind":"press_release","accessed":"2026-10-13","fields":["announce_date","release_date","launch_price_usd","launch_price_eur","nfc_payments","nfc","payment_services","os_at_launch"],"notes":{"announce_date":"Dated Berlin, 6 September 2024, unveiled at IFA Berlin.","release_date":"The release says it is now available on the Amazfit site and with retail partners.","launch_price_usd":"Prices from 279.99 USD. US price excludes sales tax.","launch_price_eur":"Prices from 299.90 EUR, VAT included.","nfc_payments":"Zepp Pay: users in 31 countries across Europe can make contactless payments from the wrist. Region dependent.","nfc":"Contactless payments need NFC. A spec database lists NFC (Zepp Pay).","payment_services":"Zepp Pay.","os_at_launch":"Launched with Zepp OS 4."}},{"url":"https://the5krunner.com/specs/amazfit/t-rex-3/","kind":"spec_database","accessed":"2026-10-13","fields":["release_date","nfc"],"notes":{"release_date":"Release date 6 September 2024.","nfc":"Lists NFC (Zepp Pay)."}}],"fields_filled":80,"updated":"2026-10-15"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}