In depth comparison and review of Samsung Gear S2 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 Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Tizen OS | - |
| Supported Host Device OS | Android 4.4 (KitKat) or later | Android 6.0 (Marshmallow) or later, iOS 12 or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Width | 39.9 mm | 36.56 mm |
| Height | 43.6 mm | 42.58 mm |
| Depth | 11.4 mm | 9.99 mm |
| Weight | 42 g | 37 g |
| Body Material | Stainless steel | - |
| Protection | Dustproof, waterproof | Water-resistant |
| Colours | - | Elegant black |
| Clock Display | Yes | Yes |
| FEATURES | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, gyro sensor, heart rate | Accelerometer, geomagnetic sensor, optical heart sensor, blood oxygen sensor, gyroscope |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, heart rate, steps taken, water vs. caffeine intake | 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 |
| Features | Call handling, find phone function, voice control | 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 | SMS | SMS, Email, social apps, calls, sedentary |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Digital Player | MP3, AAC, M4A, OGG, AAC +, eAAC+ | - |
| Navigation (GPS) | - | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | - | Alipay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Xiao Ai |
| CELLULAR | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Messaging Services | LINE, SMS | |
|---|---|---|
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 4.1 | NFC, Bluetooth 5.2 |
|---|---|---|
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| DISPLAY | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Type | Super AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 360 x 360 pixels | 390 x 450 pixels |
| Screen Size | 1.2" | 1.75" |
| Aspect Ratio | Full circle | - |
| Pixel Density | 302 ppi | 341 ppi |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Case Size | 40 mm | 42 mm |
|---|---|---|
| Case Details | Black | Rose gold | Blue black | - |
| BAND | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 20 mm | - |
| Fits Wrist with Circumference | - | 135-200 mm |
| Clasp Type | - | Pin buckle |
| Band Material | Leather | - |
| Band Colour | Black | Ivory | - |
| STORAGE | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Storage Capacity | 4 GB | - |
|---|---|---|
| User Memory | 1.9 GB | - |
| RAM | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Manufacturer | Samsung | - |
|---|---|---|
| CPU Type | Exynos 3250 | - |
| Clock Speed | 1 GHz | - |
| BATTERY | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Capacity | 250 mAh | - |
| Battery Life | 3 day(s) | 12 day(s) |
| Battery Life Details | Low usage - up to 4 days | 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 |
| Wireless Charging | Yes | - |
| MISCELLANEOUS | Samsung Gear S2 | Xiaomi Redmi Watch 3 |
|---|
| Included Accessories | Power adapter, wireless charging dock | Magnetic charging cable |
|---|---|---|
| Preloaded Software | Contacts, E-mail, Messages, Music Player, Twitter, Samsung Apps, News, Gallery, Weather, S Voice, S Health, Notification Center, Nike+ Running | - |
| Compliant Standards | IP68 | - |
| Max Depth of Water Resistance | - | 50 m |
| Manufacturer Model Number | SM-R732 | M2215W1 |
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