Amazfit Active 3 Premium Specifications
Design & Build
| Case size(s) | 45 mm |
|---|---|
| Variants (India) | Single model (45 mm) |
| Dial shape | Round |
| Dimensions (H × W × T) | 45 × 45 × 11 mm (without heart rate base) |
| Weight | 38 g (without strap) |
| Case material | Stainless steel frame |
| Display glass / lens | Sapphire glass |
| Strap material | Silicone |
| Strap width / size | 20 mm width |
| Water & dust resistance | 5 ATM (ISO 22810:2010) |
| Colour options | Apex Silver, Atlas Blue, Aero White |
| Buttons / crown | 4 buttons |
| Haptics | Rotor motor |
| Buckle | Classic pin buckle |
Display
| Display type | AMOLED |
|---|---|
| Screen size | 1.32 inches |
| Resolution | 466 × 466 pixels |
| Pixel density | 353 ppi |
| Peak brightness | 3,000 nits |
| Always-on display | Yes |
| Touchscreen | Yes |
Performance & Software
| Storage | 4 GB |
|---|---|
| Operating system | Zepp OS |
| Companion app | Zepp App |
| Phone compatibility | Android 7.0 and above, iOS 14.0 and above |
| AI features | Zepp Flow voice assistant (select countries and regions) Zepp Coach adaptive running plans (5K, 10K, half and full marathon) Speech-to-text message replies (Android) |
| Third-party app sync | Strava, TrainingPeaks, Intervals.icu, Google Fit, Apple Health |
Connectivity
| Bluetooth | Bluetooth 5.3 (BLE) |
|---|---|
| GPS / GNSS | Built-in GPS (5 satellite positioning systems) |
| Bluetooth peripherals | heart rate belt, running power meter, cycling power meter, cycling speedometer, cycling cadence meter |
Calling & Audio
| Bluetooth calling | Yes |
|---|---|
| Speaker | Yes |
| Microphone | Yes |
| Voice assistant | Zepp Flow |
Health Tracking
| Heart rate | 24x7 heart rate monitoring; abnormally high and low heart rate alerts |
|---|---|
| SpO2 (blood oxygen) | 24x7 blood-oxygen (SpO2) monitoring; low blood-oxygen alerts |
| Skin temperature | 24x7 skin temperature monitoring |
| Sleep tracking | Sleep tracking with sleep stages (including REM), daytime naps, sleep schedule, sleep breathing quality and sleep score |
| Stress tracking | 24x7 stress monitoring; high stress alerts |
| HRV | Sleep heart rate variability |
| Women's health | Menstrual cycle tracking |
| Other | BioCharge energy monitoring |
| One-tap measurement | heart rate, stress, blood-oxygen and breathing rate |
| Other | PAI health assessment, heart rate recovery |
| Other | Breathing exercise |
| Other | Wild.AI support |
Sports & Fitness
| Sports modes | 170+ sports modes |
|---|---|
| Auto workout detection | Recognises 25 strength training movements and 8 sports movements |
| Training insights | VO2 max, Training Load, Training Effect, Training Stress Balance, PeakBeats workout status, Zepp Coach |
| Swimming tracking | Pool and open-water swim modes |
| Maps & navigation | Offline maps (OSM import), turn-by-turn navigation, automatic rerouting, points of interest search, point-to-point and round-trip route planning |
| Running | built-in running workouts, lactate threshold, running power, ground contact time, Track Run mode, smart trajectory correction, virtual pacer, running gear management |
| HYROX | race, training and PFT modes |
| Templates | training templates (Zepp App), interval training (watch) |
| Convenience | live broadcast of sports data and turn directions, conditional pause |
Sensors
| Sensors | BioTracker PPG biometric sensor (5PD + 2LED), Accelerometer, Gyroscope, Geomagnetic sensor, Barometric altimeter, Ambient light sensor, Temperature sensor |
|---|
Smart Features
| Notifications | Call, SMS and app notifications; call quick reply (Android only) |
|---|---|
| Music | Bluetooth phone music control |
| Find my phone | Yes |
| Camera control | Yes (iOS only) |
| Utilities | alarm, world clock, stopwatch, Pomodoro timer, weather, to-do list, events reminder, voice memo, morning updates |
| Cards | membership cards, shortcut cards |
| Other | sedentary reminders, screen lock and password, do not disturb |
Battery & Charging
| Battery capacity | 365 mAh (rated value) |
|---|---|
| Battery life (typical) | Up to 12 days (typical use) |
| Battery life (heavy use / GPS) | Up to 7 days (heavy use); up to 24 hours (continuous GPS) |
| Charging method | Magnetic charging head (USB Type-C compatible; cable not included) |
| Charging time | About 3 hours |
| AOD mode | up to 4 days |
| Continuous GPS with music | up to 10 hours |
| Continuous GPS (power saving mode) | up to 76 hours |
In the Box & Warranty
| Box contents | Smartwatch with standard strap, magnetic charging head (no cable), instruction manual |
|---|---|
| Warranty | 1 year |
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