In depth comparison and review of Samsung Galaxy Watch4 and Xiaomi Redmi Watch 3. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Wear OS by Samsung | - |
| Supported Host Device OS | Android 6.0 (Marshmallow) or later | Android 6.0 (Marshmallow) or later, iOS 12 or later |
| Wearing Style | Watch style | Watch style |
| Width | 39.3 mm | 36.56 mm |
| Height | 40.4 mm | 42.58 mm |
| Depth | 9.7 mm | 9.99 mm |
| Weight | 25.9 g | 37 g |
| Body Material | Aluminium | - |
| Protection | Waterproof | Water-resistant |
| Colours | - | Elegant black |
| Clock Display | Yes | Yes |
| FEATURES | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, gyro sensor, bioimpedance sensor, electromagnetic compass, optical heart sensor, electrical heart sensor | Accelerometer, geomagnetic sensor, optical heart sensor, blood oxygen sensor, gyroscope |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, body composition, ECG, REM phases | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level, breath, blood pressure, menstrual cycle |
| Modes | - | 100+ Workout modes, do-not-disturb mode |
| Goal Setting | Yes | Yes |
| Features | Find phone function, VO2 max, automatic exercise recognition, personalised coaching | Find phone function, answering a call, phone unlocking, automatic exercise recognition, SOS call, auto pause, music playback control, weather information, personalised Watch Faces, stopwatch timer, 10 preloaded running courses, brightness: 600 nits |
| Notifications | Calendar, SMS, social apps, incoming calls | SMS, Email, social apps, calls, sedentary |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Digital Player | MP3, WAV, AAC, AMR, M4A, OGG, 3GA, AWB, OGA | - |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | - | Alipay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Xiao Ai |
| CELLULAR | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Technology | WCDMA (UMTS) | - |
|---|---|---|
| Mobile Broadband Generation | 4G | - |
| SIM Card Type | Electronic SIM card (e-SIM) | - |
| Messaging Services | - |
| CONNECTIVITY | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Wireless Interface | NFC, IEEE 802.11a/b/g/n, Bluetooth 5.0 | NFC, Bluetooth 5.2 |
|---|---|---|
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| DISPLAY | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Type | Super AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 396 x 396 pixels | 390 x 450 pixels |
| Screen Size | 1.19" | 1.75" |
| Aspect Ratio | Full circle | - |
| Pixel Density | 330 ppi | 341 ppi |
| Colour Depth | 24-bit (16.7 million colours) | - |
| Screen Protection | Corning Gorilla Glass DX+ (scratch resistant glass) | - |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Type | Touch sensitive screen, push buttons | Touch sensitive screen |
|---|
| CASE | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Case Size | 40 mm | 42 mm |
|---|---|---|
| Case Shape | Round | - |
| Case Details | Pink gold | Black | Silver | - |
| BAND | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Band Type | Sport band | Strap |
|---|---|---|
| Fits Wrist with Circumference | - | 135-200 mm |
| Changeable | Yes | - |
| Clasp Type | Buckle | Pin buckle |
| Band Colour | Pink | Black | White | - |
| STORAGE | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Storage Capacity | 16 GB | - |
|---|---|---|
| User Memory | 7.6 GB | - |
| RAM | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| RAM Size | 1.5 GB | - |
|---|
| CPU | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Manufacturer | Samsung | - |
|---|---|---|
| CPU Type | Exynos W920 | - |
| Clock Speed | 1.18 GHz | - |
| BATTERY | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Capacity | 247 mAh | - |
| Battery Life | 40 hours | 12 day(s) |
| Battery Life Details | - | Typical usage - up to 12 days Heavy usage - up to 7 days GPS + HR mode (Continuous reception) - up to 18 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Wireless Charging | Yes | - |
| Wireless Charging Standards | WPC, Wireless PowerShare | - |
| MISCELLANEOUS | Samsung Galaxy Watch4 | Xiaomi Redmi Watch 3 |
|---|
| Included Accessories | Wireless charging dock | Magnetic charging cable |
|---|---|---|
| Compliant Standards | MIL-STD 810G, IP68 | - |
| SAR Value | 0.729 W/kg (head), 2.594 W/kg (limb) | - |
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | SM-R865F | M2215W1 |
| Warranty | 2-year warranty | - |
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