Amazfit Bip 6 / Amazfit T-Rex 3 (48 mm)

Amazfit Bip 6: Single case size: 1.97-inch AMOLED, 46.3 × 40.2 mm; Black, Charcoal, Stone and Red colours. There is no cellular (LTE) version; the larger Bip Max is a separate model.

Amazfit T-Rex 3 (48 mm): 48.5 mm case, 1.5-inch AMOLED; Onyx (black), Lava and Gray colours. The T-Rex 3 Pro, T-Rex 2 and the T-Rex Ultra 2 are separate models.

Specification	Amazfit Bip 6	Amazfit T-Rex 3 (48 mm)
Release year	2025	2024
Display	1.97-inch AMOLED, 390 × 450 pixels, 302 ppi; up to 2000 nits peak brightness; tempered glass with anti-fingerprint coating 2000 nits is the peak only, used briefly to improve readability in sunlight. Amazfit	1.5-inch AMOLED, 480 × 480 pixels, 322 ppi; Gorilla Glass touchscreen There is also a night display mode. Amazfit
Case and strap	46.3 × 40.2 × 10.45 mm; aluminium-alloy frame, fibre-reinforced polymer case; 22 mm liquid-silicone strap for 130–195 mm wrists, classic pin buckle; 2 buttons The standard 22 mm strap width lets third-party straps be fitted. Amazfit	48.5 × 48.5 × 13.75 mm; stainless-steel bezel, polymer middle frame; 4 buttons; 22 mm liquid-silicone strap for 145–210 mm wrists The 22 mm strap is a standard width and can be swapped. Amazfit
Weight	27.9 g (without strap) Amazfit	68.3 g (without strap) Amazfit
Water resistance	5 ATM According to Amazfit the watch withstands the pressure of 50 metres of still water for up to 10 minutes; there are pool and open-water swimming modes. Amazfit	—
Battery	340 mAh; 14 days typical use, 6 days heavy use, 26 days in battery saver mode, 32 hours of continuous GPS A full charge takes 1.5–2.5 hours. The box includes a magnetic charging head but no USB-C cable; any USB-C cable can be used. Amazfit	700 mAh; 27 days typical, 13 days heavy use, 40 days battery saver, 81 days clock mode; 42 hours in accuracy GPS mode, 72 hours power-saving GPS, 180 hours maximum GPS mode A full charge takes about 3 hours; a magnetic charging base is in the box but no USB-C cable. Low-temperature mode gives 28 hours with GPS on and 32 days with it off. The maximum GPS mode works only in hiking and climbing modes. Amazfit
Sensors	BioTracker PPG biometric sensor (5 photodiodes + 2 LEDs); accelerometer, gyroscope, ambient light, magnetometer The PPG sensor tracks blood flow under the skin with light to measure heart rate, blood-oxygen saturation and heart-rate variability during sleep. These readings are not for medical diagnosis. Amazfit	BioTracker 6.0 PPG biometric sensor; accelerometer, gyroscope, magnetometer, barometric altimeter, ambient light, temperature sensor The watch offers an altitude assistant, storm alerts, compass, sunrise/sunset and tide information, and prompts for blood-oxygen readings at high altitude. Amazfit
Positioning	5 satellite systems; built-in GPS Built-in GPS lets runs and rides be recorded without the phone; turn-by-turn direction prompts are supported. Amazfit	—
Connectivity and calls	Bluetooth 5.2 (BLE); microphone and speaker; Bluetooth calling, notifications and quick reply Calls go through the phone over Bluetooth; the watch has no cellular link or Wi-Fi. Third-party music apps cannot be installed, but music playing on the phone can be controlled. Amazfit	—
Sports and health	140+ sports modes; automatic recognition of 25 strength exercises and 7 sports movements; 24-hour heart rate, blood-oxygen and stress monitoring; sleep stages and sleep breathing quality; Readiness score, PAI Chest-strap heart-rate monitors, running and cycling power meters and cycling speed/cadence sensors can be paired. Data can be exported to apps such as Strava, komoot, Google Fit and Apple Health; there is no sync with Samsung Health or MyFitnessPal. Amazfit	170+ sports modes (177 listed); recognition of 25 strength and 8 sports movements; 24-hour heart rate, blood oxygen and stress; sleep stages; PAI; Zepp Coach Chest straps, running/cycling power meters and cycling speed/cadence sensors can be paired; data can be exported to apps such as Strava, komoot and Apple Health. Amazfit
Compatibility	Android 7.0 and later, iOS 14.0 and later; Zepp app The Zepp Flow voice assistant works only in selected countries and regions. Amazfit	Android 7.0 and later, iOS 14.0 and later; Zepp app Amazfit
Water and diving	—	10 ATM; freediving to 45 metres (147 ft) certified to EN 13319, ISO 6425 and GB/T 18828 10 ATM means withstanding the pressure of 100 metres of still water for up to 10 minutes. Breath-hold training and testing are downloaded through the Zepp app. Amazfit
Positioning and navigation	—	Dual-band and single-band modes; 6 satellite systems; offline maps, turn-by-turn directions, route import, back-to-start and off-route alerts Dual-band positioning receives two frequencies from the satellites to reduce drift from reflected signals among tall buildings and dense trees; it uses more battery. Automatic mode switches settings based on signal strength. Amazfit
Connectivity	—	Bluetooth 5.2 (BLE), 2.4 GHz Wi-Fi; microphone; music storage Wi-Fi is used to download software updates without the phone. The watch shows incoming calls but cannot take Bluetooth calls; quick reply works on Android only. Amazfit