Side by side comparison and review of Samsung Gear 2 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 2 | Amazfit GTR 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | - | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | - | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | Speaker | Speaker |
| Width | 36.9 mm | - |
| Height | 58.4 mm | - |
| Depth | 10 mm | - |
| Weight | 68 g | - |
| Body Details | - | With band: 34 g |
| Body Material | - | Aluminium alloy frame |
| Protection | Dustproof, waterproof | Water-resistant |
| Colours | Brown gold | Charcoal black | Wild orange | - |
| Clock Display | - | Yes |
| Designed For | Samsung Galaxy Grand 2, K zoom, Mega, Note 10.1 (2014 Edition), Note 3, Note 3 Neo, Note II, NotePRO, S III, S4, S4 Active, S4 Mini, S4 Zoom, S5, TabPRO | - |
| FEATURES | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Sensors | Accelerometer, pedometer, gyro sensor, heart rate | Accelerometer, ambient light sensor, geomagnetic sensor, barometric altimeter, gyroscope, BioTracker PPG 4.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, heart rate, steps taken | 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 |
| Features | Call handling, music remote handling, auto focus, macro, Sound & Shot, Smart Relay, Geo-tagging, infrared remote control, call history, text message history, wallpapers support, charging terminals | 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 | Missed calls, calendar, SMS, Email | 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 |
| Digital Player | MPEG-4, H.264, H.263, 3GP MP3, AAC, Ogg Vorbis, AMR, M4A, OGG | - |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CELLULAR | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Messaging Services | Google Hangouts, SMS | - |
|---|---|---|
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Wireless Interface | Bluetooth 4.0 | Wi-Fi, Bluetooth 5.0 BLE |
|---|---|---|
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| DISPLAY | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Type | Super AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 320 x 320 pixels | 466 x 466 pixels |
| Screen Size | 1.63" | 1.43" |
| Pixel Density | - | 326 ppi |
| Screen Protection | - | Fingerprint-resistant coating, tempered glass, anti-glare bezel |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Type | Touch sensitive screen (multi-touch) | Touch sensitive screen, push buttons |
|---|
| CASE | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Case Shape | - | Circular |
|---|---|---|
| Case Back | - | Polycarbonate |
| Case Details | - | Aluminium alloy |
| BAND | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Band Type | - | Strap |
|---|---|---|
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | - | 150-215 mm |
| Changeable | - | Yes |
| Clasp Type | - | Pin buckle |
| Band Material | - | Fluoroelastomer |
| Band Colour | - | Superspeed black | Vintage brown leather |
| CAMERA | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Sensor Resolution | 2 Megapixel | - |
|---|---|---|
| Videos | 1280 x 720 (720p) | - |
| STORAGE | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Storage Capacity | 4 GB | - |
|---|---|---|
| User Memory | - | 2.3 GB |
| RAM | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Clock Speed | 1 GHz | - |
|---|
| BATTERY | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | 300 mAh | 475 mAh |
| Battery Life | 144 hours | - |
| 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) |
| MISCELLANEOUS | Samsung Gear 2 | Amazfit GTR 4 |
|---|
| Included Accessories | - | Magnetic charging cable |
|---|---|---|
| Preloaded Software | Stopwatch, Contacts, Schedule, Voice Memo, Gmail, Samsung Apps, Gallery, Weather, S Voice, Timer, Samsung WatchON, S Health, Find my device | To Do List, Games, Stopwatch, Calendar, World clock, Alarm Clock, Reminders, Timer, Compass, Countdown timer |
| Compliant Standards | IP67 | - |
| Max Depth of Water Resistance | - | 50 m |
| Max Operating Temperature | - | 45 °C |
| Min Operating Temperature | - | 0 °C |
| Warranty | - | 1-year warranty |
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