In depth comparison and review of Suunto Core Alpha and Amazfit GTR 4. 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 | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| Product Type | Sport 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 | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 49.5 mm | - |
| Height | 49.5 mm | - |
| Depth | 15.1 mm | - |
| Weight | 67 g | - |
| Body Details | - | With band: 34 g |
| Body Material | Composite | Aluminium alloy frame |
| Protection | Water-resistant | Water-resistant |
| Colours | Stealth | - |
| Clock Display | Yes | Yes |
| FEATURES | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| Sensors | Digital compass, barometer, altimeter, temperature | Accelerometer, ambient light sensor, geomagnetic sensor, barometric altimeter, gyroscope, BioTracker PPG 4.0 biometric sensor |
|---|---|---|
| Tracking Data | Time, speed, altitude, temperature | 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 | Dual time zone, alarm, timer, countdown timer, weather information, stopwatch timer, storm alarm | 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 |
| Feedback Type | Visual interface | Audio alert, vibration alert, visual interface |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| Wireless Interface | - | Wi-Fi, Bluetooth 5.0 BLE |
|---|
| DISPLAY | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| Type | Monochrome | AMOLED - colour |
|---|---|---|
| Resolution | - | 466 x 466 pixels |
| Screen Size | - | 1.43" |
| Pixel Density | - | 326 ppi |
| Screen Protection | - | Fingerprint-resistant coating, tempered glass, anti-glare bezel |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| Type | Touch buttons | Touch sensitive screen, push buttons |
|---|
| CASE | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| Case Shape | Round | Circular |
|---|---|---|
| Bezel | Aluminium | - |
| Case Back | - | Polycarbonate |
| Case Details | - | Aluminium alloy |
| BAND | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 140-240 mm | 150-215 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Pin buckle |
| Band Material | Textile | Fluoroelastomer |
| Band Colour | - | Superspeed black | Vintage brown leather |
| STORAGE | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| User Memory | - | 2.3 GB |
|---|
| BATTERY | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| Form Factor | CR2032 | - |
|---|---|---|
| Capacity | - | 475 mAh |
| Battery Life | 12 month(s) | - |
| Battery Life Details | Regular usage - up to 12 months | 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 | Suunto Core Alpha | Amazfit GTR 4 |
|---|
| Included Accessories | - | Magnetic charging cable |
|---|---|---|
| Preloaded Software | - | To Do List, Games, Stopwatch, Calendar, World clock, Alarm Clock, Reminders, Timer, Compass, Countdown timer |
| Max Depth of Water Resistance | 30 m | 50 m |
| Max Operating Temperature | 60 °C | 45 °C |
| Min Operating Temperature | -20 °C | 0 °C |
| Warranty | 2-year warranty | 1-year warranty |
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