In depth comparison and review of Samsung Gear S2 and Amazfit GTR 3 Pro. 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 | Amazfit GTR 3 Pro |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Tizen OS | Zepp OS |
| Supported Host Device OS | Android 4.4 (KitKat) or later | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Width | 39.9 mm | - |
| Height | 43.6 mm | - |
| Depth | 11.4 mm | - |
| Weight | 42 g | - |
| Body Details | - | Case only: 32 g |
| Body Material | Stainless steel | Aluminium alloy |
| Protection | Dustproof, waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, gyro sensor, heart rate | Accelerometer, ambient light sensor, gyro sensor, geomagnetic sensor, barometric altimeter, temperature, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, heart rate, steps taken, water vs. caffeine intake | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level |
| Goal Setting | - | Yes |
| Features | Call handling, find phone function, voice control | Camera remote control, find phone function, automatic exercise recognition, music playback control, weather information, PAI Health Assessment System |
| Notifications | SMS | Calendar |
| 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 |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CELLULAR | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Messaging Services | LINE, SMS | - |
|---|---|---|
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 4.1 | Wi-Fi, Bluetooth 5.0 |
|---|---|---|
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| DISPLAY | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Type | Super AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 360 x 360 pixels | 480 x 480 pixels |
| Screen Size | 1.2" | 1.45" |
| Aspect Ratio | Full circle | Full circle |
| Pixel Density | 302 ppi | 331 ppi |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | Tempered glass |
| INPUT DEVICE | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, push button |
|---|
| CASE | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Case Size | 40 mm | - |
|---|---|---|
| Case Shape | - | Round |
| Case Details | Black | Rose gold | Blue black | - |
| Crown Type | - | Classic crown |
| BAND | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 20 mm | 22 mm |
| Fits Wrist with Circumference | - | 155-218 mm |
| Changeable | - | Yes |
| Clasp Type | - | Buckle |
| Band Material | Leather | Leather |
| Band Colour | Black | Ivory | Brown | Infinite black |
| STORAGE | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Storage Capacity | 4 GB | - |
|---|---|---|
| User Memory | 1.9 GB | - |
| RAM | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Manufacturer | Samsung | - |
|---|---|---|
| CPU Type | Exynos 3250 | - |
| Clock Speed | 1 GHz | - |
| BATTERY | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | 250 mAh | 450 mAh |
| Battery Life | 3 day(s) | - |
| Battery Life Details | Low usage - up to 4 days | Battery safe mode - up to 30 days Heavy usage - up to 6 days Typical usage - up to 12 days GPS mode - up to 35 hour(s) |
| Rechargeable Battery | - | Yes |
| Recharge Time | - | 2 hour(s) |
| Wireless Charging | Yes | - |
| MISCELLANEOUS | Samsung Gear S2 | Amazfit GTR 3 Pro |
|---|
| Included Accessories | Power adapter, wireless charging dock | Magnetic charging stand |
|---|---|---|
| Preloaded Software | Contacts, E-mail, Messages, Music Player, Twitter, Samsung Apps, News, Gallery, Weather, S Voice, S Health, Notification Center, Nike+ Running | Zepp App |
| Compliant Standards | IP68 | - |
| Max Depth of Water Resistance | - | 50 m |
| Manufacturer Model Number | SM-R732 | - |
| Warranty | - | 2-year warranty |
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