Side by side comparison and review of Samsung Gear S3 Classic and Amazfit GTR 4. Compare design, displays, functions, batteries and other key specifications and features to simplify the choice of your perfect smartwatch. Our goal is to make it easier for you to decide on the watch that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Tizen OS | Zepp OS |
| Supported Host Device OS | Android | 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 | Speaker |
| Width | 46 mm | - |
| Height | 49 mm | - |
| Depth | 12.9 mm | - |
| Weight | 57 g | - |
| Body Details | - | With band: 34 g |
| Body Material | Stainless steel | Aluminium alloy frame |
| Protection | Dustproof, waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, altimeter, gyro sensor, heart rate | Accelerometer, ambient light sensor, geomagnetic sensor, barometric altimeter, gyroscope, BioTracker PPG 4.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, heart rate, steps taken, water vs. caffeine intake | 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 | Find phone function, making a call | 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, incoming calls, applications, high and low heart rate, low blood-oxygen, high stress level |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 4.2 | Wi-Fi, Bluetooth 5.0 BLE |
|---|
| DISPLAY | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Type | Super AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 360 x 360 pixels | 466 x 466 pixels |
| Screen Size | 1.3" | 1.43" |
| Pixel Density | - | 326 ppi |
| Screen Protection | Corning Gorilla Glass SR+ (scratch resistant glass) | Fingerprint-resistant coating, tempered glass, anti-glare bezel |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, push buttons |
|---|
| CASE | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Case Size | 46 mm | - |
|---|---|---|
| Case Shape | - | Circular |
| Case Back | - | Polycarbonate |
| Case Details | Silver | Aluminium alloy |
| BAND | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | - | 150-215 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Pin buckle |
| Band Material | Leather | Fluoroelastomer |
| Band Colour | Black | Superspeed black | Vintage brown leather |
| STORAGE | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Storage Capacity | 4 GB | - |
|---|---|---|
| User Memory | - | 2.3 GB |
| RAM | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| RAM Size | 768 MB | - |
|---|
| CPU | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Manufacturer | Samsung | - |
|---|---|---|
| CPU Type | Exynos 7270 | - |
| Clock Speed | 1 GHz | - |
| BATTERY | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Capacity | 380 mAh | 475 mAh |
|---|---|---|
| Battery Life | 4 day(s) | - |
| Battery Life Details | - | 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 |
| Recharge Time | - | 2 hour(s) |
| Wireless Charging | Yes | - |
| MISCELLANEOUS | Samsung Gear S3 Classic | Amazfit GTR 4 |
|---|
| Included Accessories | Power adapter, wireless charging dock | Magnetic charging cable |
|---|---|---|
| Preloaded Software | Stopwatch, Contacts, E-mail, Messages, Music Player, Alarm, Phone, Gallery, Weather, Navigation, Timer, Bloomberg | To Do List, Games, Stopwatch, Calendar, World clock, Alarm Clock, Reminders, Timer, Compass, Countdown timer |
| Compliant Standards | MIL-STD 810G, IP68 | - |
| Max Depth of Water Resistance | - | 50 m |
| Max Operating Temperature | - | 45 °C |
| Min Operating Temperature | - | 0 °C |
| Manufacturer Model Number | SM-R770 | - |
| Warranty | - | 1-year warranty |
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