Detailed comparison and review of Samsung Galaxy Watch 3 and Amazfit GTR 4. With our comprehensive overview, you can simply compare size, design, functions, battery capacities, but also other key features of both smartwatches and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the watch that best fits your needs and expectations.
| GENERAL | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Tizen OS 5.5 | Zepp OS |
| Supported Host Device OS | iOS 9 or later, Android 5.0 (Lollipop) 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 |
| Audio Output | - | Speaker |
| Width | 41 mm | - |
| Height | 42.5 mm | - |
| Depth | 11.3 mm | - |
| Weight | 48.2 g | - |
| Body Details | - | With band: 34 g |
| Body Material | Stainless steel | Aluminium alloy frame |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, gyro sensor, optical heart sensor, electrical heart sensor | Accelerometer, ambient light sensor, geomagnetic sensor, barometric altimeter, gyroscope, BioTracker PPG 4.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood pressure | Time, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, sleep stages, stress level, menstrual cycle, personal activity intelligence (PAI), recovery time, training load, sleep quality score, nap, sleep breathing quality |
| Modes | - | 154 sports modes |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, ECG accurate heart rate, find phone function, VO2 max, automatic exercise recognition, Fall detection, Wireless PowerShare support | Strength training guidance, camera remote control, find phone function, answering a call, VO2 max, making a call, Find my Device, breathing training function, store & play music, sunrise/sunset times, auto pause, auto lap, realtime location tracking, music playback control, weather information, PeakBeats workout status algorithm, ExerSense algorithm, Dual-band navigation, linear motor, Virtual Pacer, track run mode, smart trajectory correction, route file import |
| Notifications | SMS, social apps, incoming calls | SMS, incoming calls, applications, high and low heart rate, low blood-oxygen, high stress level |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Digital Player | MP3, WMA, WAV, AAC, AMR, MP4, OGG, 3GA, AWB, OGA | - |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou receiver | - |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 5.0 | Wi-Fi, Bluetooth 5.0 BLE |
|---|---|---|
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| DISPLAY | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Type | Super AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 360 x 360 pixels | 466 x 466 pixels |
| Screen Size | 1.2" | 1.43" |
| Aspect Ratio | Full circle | - |
| Pixel Density | - | 326 ppi |
| Screen Protection | Corning Gorilla Glass DX (scratch resistant glass) | Fingerprint-resistant coating, tempered glass, anti-glare bezel |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Type | Touch sensitive screen, rotating bezel | Touch sensitive screen, push buttons |
|---|
| CASE | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Case Size | 41 mm | - |
|---|---|---|
| Case Shape | Round | Circular |
| Case Back | - | Polycarbonate |
| Case Details | Mystic bronze | Mystic silver | Aluminium alloy |
| BAND | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 20 mm | 22 mm |
| Fits Wrist with Circumference | - | 150-215 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Pin buckle |
| Band Material | Leather | Fluoroelastomer |
| Band Colour | - | Superspeed black | Vintage brown leather |
| STORAGE | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Storage Capacity | 8 GB | - |
|---|---|---|
| User Memory | 4.3 GB | 2.3 GB |
| RAM | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| RAM Size | 1 GB | - |
|---|
| CPU | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Manufacturer | Samsung | - |
|---|---|---|
| CPU Type | Exynos 9110 | - |
| Clock Speed | 1.15 GHz | - |
| BATTERY | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Capacity | 247 mAh | 475 mAh |
|---|---|---|
| Battery Life | 120 hours | - |
| Battery Life Details | Typical usage - up to 43 hour(s) Low usage - up to 120 hour(s) |
Typical usage - up to 14 days Battery Saver Watch Mode - up to 24 days Clock - up to 50 days Heavy usage - up to 7 days Accurate mode (with GPS) - up to 25 hours GPS mode - up to 44 hours Power saving mode (with GPS) - up to 52 hours |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2 hour(s) |
| Wireless Charging | Yes | - |
| Wireless Charging Standards | WPC | - |
| MISCELLANEOUS | Samsung Galaxy Watch 3 | Amazfit GTR 4 |
|---|
| Included Accessories | Wireless charging dock | Magnetic charging cable |
|---|---|---|
| Preloaded Software | - | To Do List, Games, Stopwatch, Calendar, World clock, Alarm Clock, Reminders, Timer, Compass, Countdown timer |
| Compliant Standards | MIL-STD 810G, IP68 | - |
| SAR Value | 0.209 W/kg (head), 0.294 W/kg (limb) | - |
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | - | 45 °C |
| Min Operating Temperature | - | 0 °C |
| Manufacturer Model Number | SM-R850 | - |
| Warranty | 2-year warranty | 1-year warranty |
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